The Secretary of the Interior’s Standards for Rehabilitation:

National Center for Preservation Technology & Training: (Report testing the performance of wood windows in cold climates)

Pennsylvania Housing Finance Agency: (Renovate and Repair Loan Program)

Keystone Home Energy Loan Program: (Financing for energy efficiency improvements)

Preservation Green Lab:

Antique Homes: (Online real estate magazine for historic homes)


Products & Services

Custom Fireplace Dampers:

Custom Interior/Exterior Lighting:

Michael M. Coldren Company, Inc.: (Historically accurate architecural hardware and lighting)

Pure Energy Coach: (Historically sensitive energy audits)



Preservation Education Institute/Historic Windsor, Inc.:

The Institute of Classical architecture and Classical America:

The Historic Preservation Trust of Lancaster County:

Pennsylvania Historical & Museum Commission:

National Trust for Historic Preservation:

National Center for Preservation Technology and Training: