American Cancer Society
Ampacet Coproration
Barhite & Holzinger
BASF Corporation
Blue School
Brown Harris Stevens
Carl Zeiss, Inc.
Charter School
College of New Rochelle
D. Bertoline & Sons
Elizabeth Seton Pediatric Center
Environmental Defense Fund
General Electric
Hackley School
Historic Hudson Valley
Jacob Burns Film Center
Manhattanville College
Maryknoll Fathers and Brothers
Monroe College
National Amusements, Inc.
New York Historical Society
Rockefeller Brothers Fund
Royal Realty Company
SAR Academy
Sleepy Hollow Country Club
St. John's Riverside Hospital
St. Joseph's Catholic Church
Sterling National Bank
Stillman Management, Inc.
Stone Barns Center
SUNY Purchase
The Jim Henson Company
Touro College Dental School
Trustees of St. Patrick's Cathedral
United States Postal Service
Westchester Medical Center
White Plains Hospital
Wykagyl Country Club
YMCA Greater New York
YWCA of White Plains
"I have worked with D.P. Wolff on large scale construction projects and routine servicing contracts. In all matters, big and small, D.P. Wolff has consistently delivered high quality, professional results. They are a pleasure to work with."
Marc M. Jerome
President, Monroe College