A Day in Nature: Custom nature tours of the San Francisco Bay area.
A Friend in Town: Guided customized tours to San Francisco's major attractions and unique neighborhoods, the wine country, Silicon Valley, Santa Cruz/Monterey Bay and Yosemite.
Absolute Adventures: Offers cage diving with Great White Sharks in the U.S.
Alcatraz Media Tours: Tours of San Francisco and surrounding areas.
Black Sheep Adventures: Multisport adventure tours featuring cycling. Destinations include Baja California, Cape Cod, Death Valley and Holland.
Blue Heron Custom Tours and Travel: Custom designed vacations, van tours, and hiking trips in San Francisco, the Bay Area, and Northern California. Includes description and rate information.
Continental Custom Tours: Customized and private touring for San Francisco and surrounding areas in sun-roofed minivans.
Escape SF Tours: Specializes in custom, private and group tours in Northern California from San Francisco.
Europe Vacations: Offers group packages throughout Europe.
Explorers Club: Family-oriented tours introduce parents and children to the best of the San Francisco area.
Extranomical Adventures: Provides trips at discounted prices to the California Wine Country, historical Sonoma, Muir Woods, and Yosemite National Park.
Far Fung Places: Offers cultural tours to Bhutan, South Asia and Africa.
Go West Tours: Group tour specialist for the west and the north east USA.
Gray Line San Francisco Bus Tours: City and Bay Area sightseeing tours with narration. Scheduled or chartered tours available.
High Country Passage: Specializing in custom-designed world-wide tours and cruises for non-profit organizations.
Incredible Adventures: Offers travelers trips outside of the city, providing transportation and guided hiking, camping, skiing, and wine tasting adventures.
Red and White Fleet: Bay cruises and sightseeing tours. Includes description of tours and online ordering.
Russells San Francisco True Crime Tour: The notorious side of historic San Francisco through the deadfalls and cribs of the Barbary Coast.
San Francisco Fire Engine Tours: Tour and charter details on unique excursions around town in big red shiny Mack fire engine.
San Francisco Helicopter Tours: Contains descriptions of the service, pictures, prices, and contact information.
San Francisco Tours: Tour San Francisco including the Golden Gate Bridge, Nob Hill, Chinatown, the cable cars, and the Bay. Tour itineraries and contact information.
Super Sightseeing Tours: Offers a range of sightseeing tours in the San Francisco Bay area by motorcoach, bus or helicopter. Provides details and pricing for each tour, and online booking form.
Terra Europaea: Non-profit organization sponsoring archaeological excavations and educational programs in Eastern Europe.
Travel SF: Tours from San Francisco including Alcatraz, City Tour, Muir Woods/Sausalito , Wine Country, Yosemite, Bay Cruise, and Monterey/Carmel.