Beau Wine Tours
- Specializes in private limousine tours of California's Napa and Sonoma regions. Provides sample itineraries, prices, and a reservation form. Also lists local wineries and tourism resources.
- http://www.beauwinetours.com/

Napa Valley Economic Development Corporation
- Public-private partnership to develop and retain business and investment in the county. Information about the local demographics and economy, available programs, top employers, current projects, and business success stories included.
- http://www.nvedc.org/

Appellation Tours
- Wine country luxury tours. Custom wine tasting tours of the Napa Valley and Sonoma Wine Country.
- http://www.appellationtours.com/