- Architects(27)
- Commercial Contractors(15)
- Materials and Supplies(27)
- ad EHT Traceries, Inc
- traceries.com
- A women-owned research and consulting firm specializing in architectural history and historic preservation, based in Washington, DC.
- Preservation Trades Network, Inc.
- www.ptn.org
- Non-profit membership organization dedicated to education, networking and outreach for the traditional building trades and allied disciplines. Includes information on trade shows and events.
3.9
(si*)
>210
>10
5
- Tradweb
- www.tradwebdirectory.com
- Directory of product suppliers, contractors, and craftspeople who do preservation work.
3.7
(si*)
>40
>90
4
- Historic House Colors
- www.historichousecolors.com
- A nationwide consulting service that selects historically appropriate color schemes for homes and commercial building exteriors.
3.5
(si*)
>20
<5
3
- Historic Plaster Conservation Services Limited
- www.historicplaster.com
- Strengthens existing fragile plaster in ceilings and walls in historic buildings.
3.5
(si*)
>10
-
4
- Building Conservation Associates
- www.bcausa.com
- A private consulting and research firm practicing preservation design, conditions assessments, materials science, and historic building documentation. Projects are in the northeastern United States.
3.3
(si*)
<10
-
4
- Ned Kaufman PhD
- www.kaufmanconservation.com
- An independent practice offering a wide range of professional services in heritage conservation, based in New York City.
3.3
(si*)
<5
-
3
- Arbogast Paint Analysis
- www.paintanalysis.biz
- Provides scientific analysis of historic finishes for the restoration of historic structures ranging from state capitol buildings to archaeological sites.
3.2
(si*)
<5
-
4
- Bucks County TimberCraft Inc.
- buckscountytimbercraft.com
- Custom design contracting firm specializing in adaptive reuse of old barns into unique homes. Features portfolio, FAQs, news. Based in Carversville, PA.
3.3
(si*)
<5
>10
3
- Robert Silman Associates PC
- www.rsapc.com
- Structural engineers specialize in historic preservation, including large federal projects in the United States. Includes work on masonry, timber, and cast concrete structures.
3.5
(si*)
<5
-
5
- ARS Progetti
- www.arsprogetti.com
- Ambiente Risorse e Sviluppo (Environment, Resources and Development) is a consulting firm working all over the world.
3.4
(si*)
<5
-
4
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