National Preservation Organizations and Agencies
National Parks Service -- Historic Preservation Planning Program
New York State Preservation Organizations and Agencies
Office of Parks, Recreation and Historic Preservation - Historic Preservation Bureau (the State Historic Preservation Office, know as "SHPO"). In October 2011 the produced this report, SHPO WNY Portfolio
(a 5 MB PDF).
Buffalo-Niagara Preservation Organizations and Agencies
Preservation Buffalo Niagara, serving as a resource for Erie, Niagara, Cattaraugus, Chautauqua, Genesee, Niagara, Orleans and Wyoming Counties.
Buffalo Olmsted Parks Conservancy, maintaining Olmsted Parks and Parkways in the greater Buffalo area
Buffalo Preservation Board, the city's preservation agency.
Landmark Society of Western New York -- based in Rochester, its region does not include Buffalo-Niagara but they serve Orleans, Genesee and Wyoming and other eastern counties