This directory is a resource for products or services of companies/individuals with experience in preserving, rehabilitating, or evaluating historic properties or assisting local historical organizations and museums.
These companies/individuals have requested or consented to be placed on this list. The Minnesota Historical Society is not endorsing any of these companies or individuals. We strongly recommend checking references, reviewing previous projects, and conducting careful interviews of prospective providers.
Join Our Preservation Specialists Directory
Complete the Contractor Registration Form to be listed in the directory. Read the Directory Policy before completing the Registration Form. Questions? Contact preservationdirectory@mnhs.org.
| Company | Contact | City | State | Specialties |
|---|---|---|---|---|
| Arts District Imageworks, Inc | Mark Jones | Minneapolis | MN |
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| BW&A Books | Chris Crochetière | Oxford | NC |
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| 10,000 Lakes Archaeology, Inc | Tim Tumberg | South St Paul | MN |
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| 106 Group | Anne Ketz | St Paul | MN |
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| 3-D Building Technologies, LLC | Drew Bjorklund | St. Paul | MN |
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| A&A Millwork | Mark Aune | Minneapolis | MN |
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| Aaron Novodvorsky | Minneapolis | MN |
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| Access Philanthropy | Steve Paprocki | Minneapolis | MN |
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| Acme Tuckpointing and Restoration | Brian Norelius | St. Paul | MN |
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| Active Data Systems | Sioux Falls | SD |
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| Adsit Architecture and Planning | Mina Adsit | Minneapolis | MN |
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| Advanced Masonry Restoration, Inc | Tim Miller | St Paul | MN |
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| Advantage Archives | Michelle Maltas | Cedar Rapids | IA |
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| AECOM | Lucy Harrington | Minneapolis | MN |
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| Agassiz Archeology | Mike Jackson (M.A.) | Grand Forks | ND |
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| AKAY Consulting | Alexa McDowell | Minneapolis | MN |
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| Albrecht Sign Company | Eric Anderson |
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| ALO Environmental Associates, LLC | Amy Ollendorf, PhD | Hopkins | MN |
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| Alyssa Auten, Historic Property Consultant | Alyssa Auten | Osceola | WI |
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| AMEC Earth and Environmental | Kari Krause | Minneapolis | MN |
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| American Engineering Testing | Dan Larson | St Paul | MN |
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| American Engineering Testing | Bill Rebel | St Paul | MN |
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| American Masonry Restoration | Mike Hart | Fridley | MN |
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| American Sign Letters | Evan | Micco | FL |
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| AMI Imaging Solutions | Bloomington | MN |
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| Amplifier Experience Design, LLC | Steve Boyd-Smith | Saint Paul | MN |
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| Anderman Plastering & Stucco Inc | Steven Gilman | Big Lake | MN |
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| Anne Howden Consulting | Anne Howden | St Paul | MN |
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| Anthropology Research | Dennis L Toom | Grand Forks | ND |
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| ARCH3, LLC | Daniel Pratt | St Paul | MN |
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| Archaeo-Physics, LLC | David Maki | Minneapolis | MN |
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| Archaeology Laboratory - Augustana College | Sioux Falls | SD |
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| Archaeopaths Consulting | David Peterson | St Paul | MN |
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| Architectural Testing | Dan Johnson | St Paul | MN |
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| Architrave Design and Remodeling, Inc. | Steven Madole | St Paul | MN |
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| Arrowmaker Associates LLC | Michael Bergervoet, Ph.D. |
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| ARTistic Storage | Susan Winter | Chicago | IL |
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| Ascension Development Group | Darren Johnson | Minneapolis | MN |
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| ASSA ABLOY Door Security Solutions | Dave Lorenzo | New Brighton | MN |
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| Authentic Construction Co, Inc | Mike Killa | St Paul | MN |
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| Baker-Hogan-Houx | Tony Stoll | Perham | MN |
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| Baldridge & Nelson Architects & Engineers | Jeff Nelson | Sioux Fall | SD |
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| Barbara (Bobbie) Scott, PhD | ||||
| Barn Repair Specialists | J Schmidt | Onamia | MN |
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| Bear Creek Archeology, Inc | Derek V. Lee | Cresco | IA |
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| Beautiful Necessity | Loris Sofia Gregory | Apple Valley | MN |
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| Bergland + Cram | Doug Foreshoe | Mason City | IA |
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| Best Exhibits | Baraboo | WI |
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| Beton Consulting Engineers | Mark Lukkarila | Mendota Heights | MN |
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| Big Wood Timber Frames | Mike Nickolas | St Paul | MN |
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| Blondo Consulting, LLC | Steven J. Blondo | Kettle River | MN |
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| Blue Planet Museum Consulting, LLC | Jane F. Bisel | Rochester | MN |
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| Blueline Coatings | Guy Wojtowicz | Forest Lake | MN |
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| Bluestem Heritage Group | Nancy O'Brien Wagner | Saint Paul | MN |
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| Bolton & Menk | Jammi L. Ladwig | Burnsville | MN |
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| Braun Art Conservation | Tom Braun | Minneapolis | MN |
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| Braun Intertec | Minneapolis | MN |
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| BrightSign | Los Gatos | CA |
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| Britt Aamodt | Elk River | MN | ||
| Buetow & Associates, Inc. | Steve Buetow | St Paul | MN |
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| Building Restoration Corporation | Brad Hoffman | Roseville | MN |
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| BWS Associates | Barbara W. Sommer | Mendota Heights | MN |
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| Cabin and Timber | Dean Poll | Fargo | ND |
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| Cardno, Inc. | Ryan Howell | Fridley | MN |
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| Carmen Tschofen | Robbinsdale | MN |
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| Cathy Osterman |
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| Catskill Castings | Bloomville | NY |
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| Cedar Story Services | Gina Temple-Rhodes | Duluth | MN |
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| CenTec Cast Metal Products | Fremont | OH |
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| Cermak Rhoades Architects | Terri Cermak | St Paul | MN |
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| Chris La Shorne Architecture | Chris La Shorne | La Crosse | WI |
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| CiviCRM |
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| Clark Engineering Corporation | Dustin Borror | Golden Valley | MN | |
| Classic Rock Face Block | Kelley Barnhart | Fort Wayne | IN |
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| Clear Image Solutions, LLC | Neil Milkowski | Inver Grobe Heights | MN |
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| Close Associates | Gar Hargens | Minneapolis | MN |
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| Coldspring | MAC Cariveau | Cold Spring | MN |
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| Collaborative Design Group | Craig Milkert | Minneapolis | MN |
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| Colliers International | Dan Peterson | Minnetonka | MN |
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| Colonial Brass Company | Tauton | MA |
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| Commerce Bank | Peter Noonan | St. Louis | MO |
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| Commonwealth Cultural Resources Group - Milwaukee, WI | Katie Egan-Bruhy | Milwaukee | WI |
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| Concrete Coatings Unlimited, LLC | Coy Jackson | Prior Lake | MN |
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| Consulting Archaeological Services | Creston | IA |
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| Cornerstone Preservation | Anne Biebel | Cross Plains | WI |
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| CPL Imaging | Jeff Frey | Duluth | MN |
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| Crane Engineering | Scott Nesvold | Plymouth | MN |
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| Creature Works Labs | Waconia | MN |
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| Crenshaw Lighting | Siobhan Boothe | Floyd | VA |
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| Crowe Construction Management | Patrick Crowe | St. Paul | MN |
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| Crystal Boyd Consulting LLC | Crystal Boyd | Burnsville | MN |
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| CTA Architects Engineers | Sarah Berwald | Minneapolis | MN |
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| Cultural Heritage Consultants | Todd Kapler | Sioux City | IA |
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| Cultural Resource Management UW-Milwaukee | Jennifer Haas | Milwaukee | WI |
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| CYBERsprout LLC | Tyler Golberg | Alexandria | MN |
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| Damon Farber Landscape Architects | Jean Garbarini | Minneapolis | MN |
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| Dave Kenney | Roseville | MN | ||
| David Heide Design Studio | David Heide | Minneapolis | MN |
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| Debra Kellner | Duluth | MN |
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| Deco Cultural Services LLC | Andrea Pizza | South St. Paul | MN |
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| Design for Preservation | Bob Roscoe | Minneapolis | MN | |
| Designer Specialty Products | Jeff May | Brooklyn Center | MN |
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| Digital Pictures | St. Paul | MN |
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| Dimensions Images | Melissa Jones | Eden Prairie | MN |
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| Diversified Roofing Company | Tracy Ann Ellingson | Anoka | MN |
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| Duluth Archaeology Center | Susan Mulholland | Duluth | MN |
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| Duluth Timber Company | Max Taubert | Duluth | MN |
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| Dunham Associates | Steve Gentilini | Minneapolis | MN |
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| Eagle Construction Company, Inc. | Brandon Freudenrich | Little Falls | MN |
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| East View | Grant Bistram | Minnetonka |
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| Edmunds & Company Log Homes | Susan Hall | Washburn | WI |
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| EDR Ltd. | Karen | Siren | WI |
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| Emerald Masonry | Philip Scanlon | Minneapolis | MN |
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| Engan Associates Architects & Interior Designers | Richard P. Engan, AIA CID LEED AP® | Willmar | MN |
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| Environmental Associates Inc | Ray Stenglein | Willmar | MN |
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| Epic Masonry Restoration | Robert Weatherup | St. Paul | MN |
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| Erie Landmark Company | Columbia | PA |
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| ESG Architecture & Design | Christine Pecard, NCARB, AIA, LEED AP |
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| Faber Building and Supplies | Anthony Faber | Watkins | MN |
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| Faegre Baker Daniels | John Herman | Minneapolis | MN |
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| Fiber Art Preservation | Beth McLaughlin | St Paul | MN |
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| Florin Cultural Resources, LLC | Frank Florin | Boyceville | WI |
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| Footlight Research | Anne M. Drolet | St. Paul | MN |
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| Foss & Company | J.D. Luchini | San Francisco | CA |
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| Franklin Bronze Plaques | Franklin | PA |
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| Fresh Air Finishers | David Smith | St Paul | MN |
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| Fresh Look Restoration | Bruce Anderson | Nicollet | MN |
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| Friends of Minnesota Barns | Forest Lake | MN |
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| Ganzelworks | Emily Ganzel | Saint Paul | MN |
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| Gavin Historical Bricks | John Gavin | Iowa City | IA |
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| Gemini Research | Susan Granger | Morris | MN |
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| George Blood, L.P | Biz Maher Gallo | Philadelphia | PA |
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| Glass Endeavors | Zoi & John Sandy | Minneapolis | MN |
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| GlassArt Design | Andrew LeJeune | Minneapolis | MN |
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| Global Specialty Contractors | Ron Brazier | Eagan | MN |
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| Golder Associates Inc. | David Wilcox | Green Bay | WI |
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| Gravestone Restoration LLC | Dave Hendricks | Apple Valley | MN |
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| Great River Greening | Deborah Karasov | St Paul | MN |
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| Greg Gaut, PhD | Minneapolis | MN |
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| Gwenyth Swain | St Paul | MN | ||
| Haldeman-Homme | Minneapolis | MN |
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| Hamline University Center for Anthropological Services | Brian Hoffman | St Paul | MN |
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| Hammel, Green and Abrahamson (HGA) | Ginny Lackovic, AIA | Minneapolis | MN |
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| Hand Carved Stone LLC | Monsieur Jean Pierre Jacquet | Burnsville | MN |
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| HAND in HAND Productions | Kate Cavett | St Paul | MN |
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| Have Gloves Will Travel, LLC | Rose Kubiatowicz | White Bear Lake | MN |
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| Hay Dobbs | Gary Hay | Minneapolis | MN |
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| Hayes Window Restoration | Joseph Hayes | Minneapolis | MN |
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| HDR Engineering | Michael Justin | Minneapolis | MN |
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| Healy Plaques | Manville | RI |
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| Heartland Textile Preservation Services | Ann Frisina | Golden Valley | MN |
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| Heather Esser Koop Cultural Management Consulting | Heather Esser Koop | Minneapolis | MN |
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| Hengelfelt Restorations Inc | Robert Hengelfelt |
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| Heritage Research, Ltd. | John N. Vogel | Menomonee Falls | WI |
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| Hess, Roise and Company | Elizabeth Gales and Rachel Peterson | Minneapolis | MN |
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| Historic Design Consulting LLC | Mark Johnston | Vadnais Heights | MN |
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| Historic Preservation Research | Barbara Bezat | St. Paul | MN |
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| Historic Stone Company | Frank Langer | Minneapolis | MN |
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| Historic Wet Plate Photography | Kristin Mason | Savage | MN |
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| Historic Window Works | Eric Staffrude | St Paul | MN |
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| Historium | Tara Cajacob | Eden Prairie | MN | |
| Hoisington Preservation Consultants | Daniel J Hoisington | Roseville | MN |
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| Hold Tight Video | Gary Bingner | St. Louis Park | MN |
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| Hovland INC | Lon Hovland | Hermantown | MN |
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| Hust Law Firm | Bridget Hust | Minneapolis | MN |
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| Iceberg Technology Group | Kent Hamre | Shakopee | MN |
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| Immure Records | Jared Townsend | Blaine | MN |
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| In Situ Archaeological Consulting, LLC | Abraham Ledezma | Eden Prairie | MN |
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| Indow | Kristina Damschen | Portland | OR |
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| Information Systems Corporation - Edina | Edina | MN |
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| Information Systems Corporation - Fargo | Fargo | ND |
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| Interpretive Graphics | Salt Lake City | UT |
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| Jack El-Hai | Minneapolis | MN | ||
| James Lundgren | James Lundgren | Owatonna | MN |
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| JE Dunn Construction | Jeff Callinan | Minneapolis | MN |
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| Jeff Kinney and Associates | Manvel | ND |
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| Jewel Metal Restoration LLC | Joseph Nowlan | Waite Park | MN |
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| Jim Roe Museum Planning | Jim Roe | St Paul | MN |
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| JL Barritt and Sons | Carol Barritt | Fulda | MN |
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| JLC History | Jane | Edina | MN |
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| JMT | Mary Alfson Tinsman | Philadelphia | PA |
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| John Lauber and Company | John Lauber | Minneapolis | MN |
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| John W. Meyer PhD | John Meyer | Avon | MN |
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| Kathy G. Kelley | Memphis | TN |
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| KCI Conservation | Kristin Cheronis, Laura Kubick | Minneapolis | MN |
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| KJ Reynolds & Associates, Inc. | Kelly Reynolds |
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| KLJ | Jim Welch | Bismarck | ND |
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| KLM Engineering, Inc. | Shawn Mulhern |
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| Kodet Architectural Group, Ltd. | Daniel Kodet | Minneapolis | MN |
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| Kogel Archaeological Consulting Services | Troy Kogel | Sioux Falls | SD |
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| Kolbe Windows & Doors | Lance Premeau | Wausau | WI |
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| La Haye Bronze | Darlene Crinion | Corona | CA |
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| Lake Shore Industries | Erie | PA |
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| Landform Consulting Strategies | Curtis M. Hudak | Stillwater | MN |
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| Landscape Research, LLC | Carole Zellie, Amy Lucas | St Paul | MN |
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| LarsonAllen | Perry McGowan | Minneapolis | MN | |
| Lawrence Sommer Preservation Planning | Lawrence Sommer | Mendota Heights | MN |
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| Layne Consultants International, Inc. | Robert Layne | Denver | CO |
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| Leech Lake Heritage Sites Program | Cass Lake | MN |
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| Leo A Daly | Michael Bjornberg | Minneapolis | MN |
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| Les Jones Roofing Incorporated | Leslie Jones-Vogel | Bloomington | MN |
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| Leslie Schwartz Photography, Inc | Leslie Schwartz | Chicago | IL |
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| LHB - Duluth | Phillip Waugh | Duluth | MN |
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| LHB - Minneapolis | Phillip Waugh | Minneapolis | MN |
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| Lightworks | Kathryn Dailey | Minneapolis | MN |
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| Linda McShannock | Minneapolis | MN |
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| Lion Tree Group | Ben Lindberg | Madison | WI |
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| LKPB Engineers, Inc. | Jeff Allman | Rochester | MN |
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| Lois Glewwe | Lois Glewwe | South St. Paul | MN |
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| LS Engineers | Eugene | Le Sueur | MN |
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| LV Engineering | Tracy LaVere | St Paul | MN |
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| Lydia Lucas | Maplewood | MN |
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| M. P. Klauda Consulting | Mary Klauda | St Paul | MN |
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| MacDonald & Mack Architects | Todd Grover | Minneapolis | MN |
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| Macpherson-Towne Company | Mark F Macpherson | Minneapolis | MN |
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| MacRostie Historic Advisors LLC | Allen Johnson | Chicago | IL |
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| Mahoney Ulbrich Christiansen Russ | Donna Stevermer | St Paul | MN | |
| Mai Vang | Mai Vang | St Paul | MN |
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| Marcia G. Anderson | St Paul | MN |
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| Margaret Geiss-Mooney | Margaret Geiss-Mooney | Springfield | OR |
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| Marilyn Ziebarth | St Paul | MN | ||
| Maritime Heritage Minnesota | Ann Merriman | Saint Paul | MN |
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| Mark Haidet | Mark Haidet | New Brighton | MN |
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| Matthew Lundh, Architect | Dubuque | IA |
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| Mayfly Design | Minneapolis | MN |
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| McFarlane Consulting LLC | Joe McFarlane | St Paul | MN |
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| Mead & Hunt | Emily Pettis | Minneapolis | MN |
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| Mediapolis LLC | Dennis Becker | Minneapolis | MN |
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| MediaPreserve, The | Cranberry Township | PA |
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| Melissa Ann Stewart, PhD | Iowa City | IA |
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| MentorMate | John Blake |
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| MEP Associates, LLC | Larry Namer | Eagan | MN |
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| Merjent | Peggy J Boden | Minneapolis | MN |
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| Metcalf Archaeological Consultants | Bismarck | ND |
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| Meyer Borgman Johnson | Ryan Hopeman | Minneapolis | MN |
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| Meyer Group Architecture | Tim Meyer | Duluth | MN |
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| Michael J Burns Architects, Ltd. | Mike Burns | Moorhead | MN |
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| Michaud Cooley Erickson | Michelle Mattke | Minneapolis | MN |
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| Mid-America Business Systems | Phil Schneider | Minneapolis | MN |
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| Mid-Century Vibe | Erik & Mary Warner | Little Falls | MN | |
| Midwest Art Conservation Center (MACC) | Jenny Wollner | Minneapolis | MN |
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| Midwest Micro Imaging Inc | Kelly Rydberg | Carver | MN |
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| Miigwech Aki Deconstruction/NWICDC | Chris Bedeau | Bemidji | MN |
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| Mike Mouw | Minneapolis | MN |
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| Miller Dunwiddie | Denita Lemmon | Minneapolis | MN |
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| Minnesota Media Arts | Ron McCoy | Minneapolis | MN |
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| Minnesota State University - Mankato | Ronald C. Schirmer | Mankato | MN |
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| Minnesota State University - Moorhead | Michael Michlovic | Moorhead | MN |
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| Mironet Consulting | Louise Miner | St Paul | MN |
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| Mississippi Valley Archaeology Center | Katherine P. Stevenson | La Crosse | WI |
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| Mitch Rossow Fine Art Photography | Mitch Rossow | Minneapolis | MN |
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| Modern House Productions, Inc | Jane King Hession | Edina | MN |
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| Modern Information Systems | Grand Forks | ND |
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| Montel | Satellite | FL |
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| Museology Museum Services | Bret Pearson | Minneapolis | MN |
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| Museum Science Consultants | Paul Storch | St Paul | MN |
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| National Trust Community Investment Corporation | John Leith-Tetrault | Washington | DC |
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| Neon One | Chicago | IL |
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| New History | Meghan Elliott | Minneapolis | MN |
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| NewStudio Architecture | Sean Wagner | St. Paul | MN |
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| Nienow Cultural Consultants | Jeremy Nienow | St Paul | MN |
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| North Metro TV | Eric Houston | Blaine | MN |
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| Northern Bedrock Conservation Corps | Jill Baum | Duluth | MN |
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| Northern Wholesale Millwork | Sam Augustin | Duluth | MN |
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| Northfield Construction Company, Inc. | Ray Cox | Northfield | MN |
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| NTS |
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| Oertel Architects | Jeffrey Oertel | St Paul | MN |
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| Old World Windows | Paul Freese | Duluth | MN |
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| Olson & Nesvold Engineers | Steve Olson | Bloomington | MN |
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| Otwell Museum Consulting | Maureen Otwell | Prescott | WI |
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| PaperLoves Conservation, LLC | Amanda Malkin | St Paul | MN |
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| Pat Koppa | Pat Koppa | Stillwater | MN |
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| Pathfinder CRM | Robert C Vogel | Spring Grove | MN |
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| Paul Gates Architect | Paul Gates | Minneapolis | MN |
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| Paul Ormseth, Architect | Paul Ormseth | MN |
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| Paulsen Architectural Design | Bryan Paulsen | Mankato | MN |
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| Pegg-Whitney Woodworks | George Pegg | Anoka | MN |
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| Pigeon Consulting, LLC | Laurel Fritz and Tamara Halvorsen | St Paul | MN |
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| PM Security Consulting | Peter J Mroczkiewicz | Mesa | AZ |
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| Pope Design Group | Gonzalo Villares | St. Paul | MN |
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| PR Johnson Construction | Pete Johnson | St Bonifacius | MN |
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| Progrio LLC | Don Beussink | Iowa City | IA |
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| Project Restorations | Patrick Crowe | St Paul | MN |
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| Purcell Quality, Inc. | Tim Purcell Jr. | Maplewood | MN |
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| Quality Services | Lance Rom | Rapid City | SD |
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| Questions & Solutions Engineering | Rebecca Ellis | Chaska | MN |
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| Re-View | Brooks Gentleman | Kansas City | MO |
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| Red Wing Computer & IT Services | Paul Rolfes | Red Wing | MN |
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| Redwood Valley Technical Solutions | Redwood Falls | MN |
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| Restoration Systems Inc. | Blake Dronen |
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| Restoration Window Systems | Paul Schmidt | St Paul | MN |
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| Rethos | Lydia Harrison | St. Paul | MN |
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| Retro Green Energy | Greg Froelke | St Cloud | MN |
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| Richard Rummel | Richard Rummel | St Paul | MN |
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| River Architects | Valentine J. Schute, Jr., AIA | La Crosse | WI |
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| River City Data | Spicer | MN |
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| Robert Thompson | Maple Grove | MN |
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| Rolf T. Anderson | Minneapolis | MN |
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| Rolling Hills Consulting Services | Chad A Goings | Washington | IA |
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| Rosa Corral | Minneapolis | MN |
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| Rose Sherman Consulting | Rose Sherman | Saint Paul | MN |
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| Royal Shade and Awning | Mike or Sue Kortum | St. Paul | MN | |
| Russ's Old House Window Restoration | Russ Sehon | St Paul | MN |
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| Ruth Bauer Anderson | Minneapolis | MN |
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| Sabongi Consulting Group | Farid J Sabongi | Eagan | MN | |
| Sarah Zwier | Sarah Zwier |
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| Saving Tape Media Conversion | Thor Anderson | Minneapolis | MN |
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| Scalzo Architects, Ltd | William Scalzo | Duluth | MN |
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| Science Museum of Minnesota, Exhibit Services | St Paul | MN |
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| Sean Hayford Oleary Design | Sean Hayford Oleary | Minneapolis | MN |
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| SEARCH, Inc. | Matthew Piscitelli | Brooklyn Park | MN |
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| Security Risk Management Consultants, LLC | James H. Clark, CPP | Columbus | OH |
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| Seth Orion Tech LLC (dba Origin Eight) | Seth Viebrock | Minneapolis | MN |
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| Sewah Studios | Marietta | OH |
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| Sharing Our Stories | Erica Schultz | Minneapolis | MN |
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| Sherelyn Ogden Preservation Associates | Sherelyn Ogden | St Paul | MN |
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| Sigrid Arnott Consulting, LLC | Sigrid Arnott | Minneapolis | MN |
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| SMSQ Architects | Steven Edwins | Northfield | MN |
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| SOILS Consulting | Longville | MN |
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| Solid Restoration and Masonry | Patrick Sieben | St. Paul Park | MN |
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| Southern Minnesota Archaeology Consulting | Ryan Howell | Rochester | MN |
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| Southwell Company | San Antonio | TX |
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| SP Custom Carpentry and Windows, Inc. | Mike Vanderscheuren | Burnsville | MN |
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| Spacesaver Storage Systems | Patricia Koshak | Fort Atkinson | WI |
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| Split Rock Studios | St Paul | MN |
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| Spotlight Oral History | Dr. Kim Heikkila | St Paul | MN |
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| St Cloud State University | Mark P Muniz | St Cloud | MN |
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| Stantec Consulting Services Inc. | Paul Kreisa |
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| Stemper and Associates | Clifford Stempter | Cleveland | MN |
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| Steve C Martens | Steve Martens | Fargo | ND |
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| Steven Penick | Cold Spring | MN |
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| Streamline Associates | Andrew Schmidt | Minneapolis | MN |
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| Structural Restoration Inc. | Tammy Threet | Farmington | MN |
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| studio e architects | Stephanie Howe | Glenwood | MN |
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| Summit Envirosolutions, Inc. | Marjorie Pearson | Burnsville | MN |
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| Sunset Forest Products | Rick Kappler | Portland | OR | |
| Tab Products | John Neuman | Mayville | WI |
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| Terhaar Stained Glass | David Orton | Cold Spring | MN |
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| Terracon | Suzanne Reece | White Bear Lake | MN |
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| The Glass Oak, LLC | Brian Klawiter | Duluth | MN |
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| The Museum Lady LLC | Claudia J. Nicholson | St. Paul | MN |
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| Theresa Wolner | Minneapolis | MN |
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| Thermolite Window System | Dennis Ryan | South Bend | IN |
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| Thomas R Zahn & Associates, LLC | Thomas Zahn | St Paul | MN |
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| Thorbeck Architects | Dewey Thorbeck | Mendota Heights | MN |
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| Tides Edge Design | Linda Lundborg |
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| TRC Environmental | Rachel Klabacka-Williams | Brookfield | WI |
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| Trefoil Cultural and Environmental | Richard Rothaus | Bismarck | ND |
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| Turning Point Woodworks Inc. | Tom Guelcher | St Paul | MN |
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| Two Pines Resource Group | Eva Terrell | Shafer | MN |
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| Undertone | Minneapolis | MN |
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| University of Iowa, Office of the State Archaeologist | Melody Pope | Iowa City | IA |
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| Upper Midwest Archaeology LLP | Fred A. Finney | Minneapolis | MN |
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| US Bank Community Development Corporation | JeriLynn Young | Minneapolis | MN |
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| Vacker Inc. | Peter Osterberg | Roseville | MN |
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| Valerie Clark | Valerie Clark | Eden Prairie | MN |
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| Valkyrie Conservation | Bailey Kinsky | Stillwater | MN |
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| Vantage Point Solutions | Lindsay Scott | Rapid City | SD |
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| Venture Exhibits | Allen Noska | Duluth | MN |
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| Vergeront Museum Planning | Jeanne Vergeront | Minneapolis | MN |
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| Vetscher & Associates, LLC | Chris Thomas | St Paul | MN | |
| Vicki Albu | Vicki Albu | West St. Paul | MN |
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| Visual Communications | Richard Lang | St Paul | MN |
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| Wadsworth Construction Inc - Window Restoration | David Wadsworth | Waukon | IA |
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| WAPSI Valley Archaeology Inc | Anamosa | IA |
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| Weber Architects & Planners | Neil Weber | Wayzata | MN |
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| WebSailer | Minneapolis | MN |
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| Westwood Professional Services Inc | Ryan Grohnke | Minnetonka | MN |
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| Widseth Smith Nolting (formerly Kane and Johnson Architects at this office) | Rochester | MN |
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| William Hicks Architecture | William Hicks | Litchfield | MN |
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| Willy's Wood Restoration | Bill Buelow | St Paul | MN |
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| Winthop & Weinstine, P.A. | Norm Jones | Minneapolis | MN |
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| Wiss Janney Elstner Associates, Inc. | Mark Chauvin |
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| Wold Architects and Engineers | Michael Cox | St Paul | MN |
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| WSJ Consulting Group | WJ "Bill" Svrluga | Minneapolis | MN |
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| YHR Partners, Inc | Julie Rokke | Moorhead | MN |
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| Zachmann Research | Carl Zachmann | Fergus Falls | MN |
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| Zooarchaeo Consulting, LLC | Laura Koski | Maplewood | MN |
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