Partners: network

John Chau, Robert J. Frasca, Brooks R.W. Gunsul, Karen Gunsul, Sean Kendig, R. Steven Lewis, Doss Mabe, Donald Clifford Miles, Whitney Pearce, Denise Sico, Norman Cunningham Zimmer, Robert Zimmerman

Active 1966-

Firm Notes

Zimmer Gunsul Frasca (ZGF) was headquartered in Portland, OR, and maintained offices in Seattle, WA, Los Angeles, CA, and Washington, D.C. in 2005.

ZGF's Seattle Office opened in the summer of 1988. (See Marsha King, "Feats of Clay--Architects Turn Back to Terra Cotta to Bring Vivid Colors to Buildings," Seattle Times, 03/12/1989, p. L1.)

ZGF received the American Institute of Architects' Architecture Firm Award, one its highest honors, in 1991.

In 2005, the firm employed 350, 24 principals, 66 associate partners and 61 associates. In 2007, the firm was known as Zimmer Gunsul Frasca Architects LLP.

According to data compiled by McGraw-Hill Construction, ZGF was, in 2011, the 14th largest architectural firm in the US, up from 17th the previous year.

By 2022, ZGF had over 750 employees in seven offices in the US and Canada. They were: Los Angeles, CA, (515 South Flower Street, Suite #3700, Los Angeles, California 90071); New York, NY, (39 West 19th Street, 12th Floor, New York, New York 10011); Portland, OR, (1223 SW Washington Street, Suite #200, Portland, OR 97205); Seattle, WA, (925 4th Avenue, Suite #2400, Seattle, Washington 98104), Vancouver, BC, Canada, (355 Burrard Street, Suite #350, Vancouver, BC, V6C 2G8 Canada); Washington, DC, (600 14th Street NW, Suite #800, Washington, D.C. 20005); and Denver, CO, (1800 Wazee Street, Suite #300, Denver, CO 80202).

PCAD id: 509