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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.

PTN Event and Program Partners

Major Program or Project Funding

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. 

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 - Howard County, MD
Restore Media
Preservation Plastering, Brattleboro, VT
Robinson Lumber Co., New Orleans, LA
Rolling Rock Stone, Boyertown, PA
Solo Sports, Arcata CA
Tradeweb Custom Restoration and Building Services
W.L. Fuller, Warwick, RI

Preservation Trades Network
3349 West Road
Bennington, VT 05201-9614

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