Publishing Companies
Avalon Travel Publishing
Black Book
Chronicle Books
Cruising Guides
Harper Collins
John Wiley & Sons
Lonely Planet Publications
Menasha Ridge Press
Ten Speed Press
Virtual Tourist
Weldon Owen
Wilderness Press

Non-Profit Organizations
Human Rights Watch
ProArts
Rails-to-Trails Conservancy
Sage Center
Wilderness Coalition

Government Agencies
Alameda County Congestion
    Management Agency
Alameda County Public Works
    Agency
Alameda County Transportation
    Improvement Authority
BART - Bay Area Rapid Transit
Contra Costa County Community
    Development Department
City of Oakland Cultural Arts &
    Marketing Department
United States Forest Service

Engineering Firms
ETIC Engineering
Tetra Tech

Other
Art Sites
Economic Competitiveness Group
Reineck and Reineck
San Francisco Mosaics