Partners & Sponsors

Become a Partner or Sponsor


Since 1997, PTN has worked in partnership with many organizations to offer the International Preservation Trades Workshop, and other educational events, programs and initiatives. Their support and participation in developing and offering these programs is gratefully acknowledged.

The International Preservation Trades Workshop 2023 - Silver Edition

Show your support for our mission and work. Sponsor the annual IPTW to promote the trades, gain recognition for your work, and network with the nation's premier preservation tradespeople. We have opportunities for employers, non-profit organizations, and exhibitors.

View our 2023 Sponsorship Packet Here
Click Here for our Sponsor and Exhibitor Application

PTN Event and Program Partners

(Alphabetical Listing)

Alabama Historical Commission
Alabama Preservation Alliance
American College of the Building Arts
Association for Preservation Technology - Washington, DC Chapter
Belmont College
City of New Castle
Colorado Mountain College
Dalarna Region Cooperation Council
Delaware Division of Historic and Cultural Affairs
Dry Stone Conservancy
Gateway National Recreation Area
GMV Centre for Environment and Sustainability Chalmers University of Technology and Göteborg University
Harford Community College
Heritage Restoration, Inc.
Historic Area Commission of New Castle
Historic Mobile Preservation Society
Historic New England
Historic Preservation Training Center
Historic Windsor, Inc.
Historical Society of Delaware
Holy Cross Neighborhood Association
Howard County Department of Recreation and Parks
Les Compagnons du Devoir
Mobile Historic Development Commission
National Center for Preservation Training and Technology
National Council for Preservation Education
New Castle Visitors Bureau
Pennsylvania Historical and Museum Commission
Preservation Education Institute
Preserve Rhode Island
Save Our Cemeteries
Shaker Museum and Library
Slate Roofing Contractors Association
Swedish Construction Federation
The Stone Foundation
Timber Framers Guild
University of Florida, Historic Preservation Program
Vandalia Heritage Foundation
Vermont Granite Museum and Stone Arts School
Virginia Lime Works


Major Program or Project Funding

Nathan Cummings Foundation
Samuel H. Kress Foundation
World Monuments Fund


Event and Project Sponsors

Please consider joining these champions of the traditional building trades by helping to support PTN programs or events through donations of materials, money or in-kind services. Read more about PTN sponsorship opportunities.

Almquist Lumber Company, Arcata, CA
Association for Preservation Techology - Washington, DC Chapter
Atlas Preservation Inc - Monument & Building Restoration Supply
Cathedral Stone Products, Inc., MD
Christian and Son, Burbank, OH
Christman Company, Alexandria, VA
College of the Redwoods Bookstore, Eureka, CA
Cowls Sawmill, North Amherst, MA
Craftwright Inc., Westminster, MD
Creative Home Construction, Eureka, CA
D/2 Biological Solution - Stone & Masonry Cleaner
Eco-Strip, LLC, Reston, VA
Ellicott City Restoration Foundation
Heritage Restoration Inc., Providence, RI
Historic Ellicott City, Inc.
Historic Restoration Specialists, Inc., Smithsburg, MD
Humbolt Builders Exchange, Eureka, CA
LBJ Enterprises, Eureka, CA
Mon-Ray, Inc., Minneapolis, MN
Pierson Building Supply, Eureka, CA
Preservation Howard County
Restore Media
Preservation Plastering, Brattleboro, VT
Robinson Lumber Co., New Orleans, LA
Rolling Rock Stone of Boyertown, PA
Solo Sports, Arcata, CA
Tradweb Custom Restoration and Building Services
W.L. Fuller, Warwick, RI