Project Partners

The Design and Construction Team

The San Francisco-based firms EHDD Architecture and Webcor Builders will partner with Snøhetta to execute the SFMOMA expansion.

EHDD Architecture

EHDD Architecture
EHDD staff; photo: courtesy EHDD Architecture/Sandy Lee

EHDD is an award-winning firm founded in 1946 by the noted architect Joseph Esherick. The firm's traditions — architectural responsiveness to the natural and built environment, sustainability, innovation, collaboration, and a belief in the primacy of the user and the user experience — are evident in its award-winning portfolio, which includes iconic projects like Sea Ranch and Monterey Bay Aquarium; groundbreaking ones such as Global Ecology on the Stanford University campus; and the AIA award-winning Residence Hall Units I & II Infill Student Housing at UC Berkeley. The firm's current projects in the Bay Area include the City College of San Francisco Chinatown/North Beach campus; the new home of the Exploratorium at Piers 15 and 17; and the UC Berkeley Art Museum and Pacific Film Archive, on which EHDD serves as executive architect.

Duncan Ballash, AIA, LEED AP, heads the current EHDD leadership team, which also includes Jennifer Devlin, AIA; Marc L'Italien, FAIA; Scott Shell, FAIA; and founding partner Chuck Davis, FAIA.


Webcor Builders is an award-winning general contractor specializing in a wide variety of project types — from large, ground-up core and shell to smaller tenant improvements and seismic retrofits.

More than 40 years of serving clients such as Oracle, eBay, Lucasfilm, Starwood Lodging, and the California Academy of Sciences has secured Webcor’s position as a leading builder of distinguished, high-profile projects. Webcor is also known for its award-winning concrete, interior construction, historic restoration, and seismic renovation work.