The Duffey Company works with local, state, and federal agencies, as well
as with private organizations and special interest groups, to address environmental
concerns and to develop innovative transportation solutions and effective
and environmentally responsive mitigation measures. The following are some
of the clients with whom we have a working relationship:
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California Department of Transportation (Caltrans)
California High Speed Rail Authority
CalTrain/Joint Powers Board
DesertXpress Enterprises, LLC
Florida Department of Transportation
Golden Gate Bridge, Highway, and Transportation District
Golden Gate National Recreation Area/National Park Service
Golden Gate Park Concourse Authority
Sacramento Regional Transit
San Francisco City Departments
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Parking and Traffic
Planning, Major Environmental Analysis
Public Utilities Commission
Public Works
Recreation and Parks