people

Our people are what makes Allen & Shariff different. We recruit the best minds in the business. Click below for resumes of key personnel.

William Allen, P.E., LEED® AP
President

Shawn M. Ruehl, P.E., LEED® AP
Senior Vice President

David C. Van der Vossen, P.E., LEED® AP, CGD
Senior Vice President

Anthony E. Molinaro, Jr., P.E.
Senior Vice President

John C. Hossick, P.E.
Vice President

Richard H. Hartlove, CxA, CPD
Vice President

Craig T. Johnson, CPD
Vice President