EwingCole, in practice for over 50 years, is a nationally recognized, fully integrated architecture, engineering, interior design, and planning firm of more than 350 professionals in Irvine, New York, and Philadelphia.

Our multi-disciplinary practice is built on the core values of professional excellence, design quality and collaboration. Our goal is to provide the best total solution for our clients, the community and the environment. We believe that thoughtful design can enhance an organization’s ability to achieve long-term success and improve the quality of life. In providing professional design services, emphasis on communication, design excellence and client advocacy are essential in creating a relationship built on trust.

About Us


Philadelphia, PA
Federal Reserve Bank Building
100 N. 6th Street
Philadelphia, PA 19106-1590

P: 215.923.2020
F: 215.574.9163

S. Mark Hebden, AIA, LEED AP

Irvine, CA
Discovery Business Center
15231 Laguna Canyon Road, Suite 200
Irvine, CA 92618

P: 949.417.7550
F: 949.585.9391

James A. Wilson, AIA
Managing Principal

New York, NY
14th Floor
14 Penn Plaza
New York, NY 10122

P: 212.897.4033
F: 212.967.1470

J. Andrew Jarvis, AIA
Managing Principal