18th Century Restoration, Inc
A.C. Gentry, Inc.
Antique Building Materials & Flooring
Apple Roofing/MacIntosh Construction
Architectural Windows of Philadelphia
Architectural Antiques Services
Bernard Henderson Furniture
Blue Bell Kitchens, Inc.
The Brandywine Guild
Bryce M. Ritter
Bucks County Soapstone
Castle Studio, Inc
C.D. Kaller, Inc.
Chapman Windows & Doors
Electric Wizardry, Inc.
Energy Concepts, Inc.
Environmental Home Store
Facilities Specialist
Fisher's Millwork, Inc.
Fred Mastroni Roofing Co.
Gardner/Fox Associates
Gilbert's Upholstering & Antiques
Historic Restorations
Home Safety 4 Seniors
Inglenook Tile Design
Innerglass Window Systems
Joe Stone’s Flooring
John Dorety Antiques
Knapp Masonry
Manayunk Timber
Matus Windows
Monroe Coldren & Son
Mr. Sandless™
Past Perspectives
Peace Valley Tile
Phoenix Renovation
Provenance
Prudential Fox Roach Realtors
RKI / R. Kaller & Sons Roofing
Rose Valley Restorations
R. Menders, Inc.
Russell Roofing
SavATree
Schoppworks
Seaquay Corp. Specialty Millwork
SGO Designer Glass Studio
The Color Doctor
Thomco-Ludowici Clay Roof Tiles
Timeless Kitchen Design
Unique Indoor Comfort
Victor Brubaker Builder
Victorian Lighting Works
Victoriana East
Vintage Renovations, Inc
Vixen Hill Mfg. Co.
Community Design Collaborative
Energy Coordinating Agency
Fairmount Park Historic Preservation Trust
Historic Germantown Preserved
National Park Service
Pennsylvania Historical & Museum Commission
Philadelphia AIA/AIA Historic Preservation Committee
Philadelphia Historical Commission
Philadelphia Society for the Preservation of Landmarks