Lake Merritt Rowing Club
- Nonprofit membership organization. Open to all community members who wish to learn rowing, or develop their existing skills to a higher level. Founded 1962.
- http://www.rowlakemerritt.org/

All Seasons Ski Club.
- Bay Area chapter of the National Brotherhood of Skiers. Activity calendar, membership information, youth programs. Nonprofit organization.
- http://www.nbs.org/clubs/assc/

Children's Fairyland
- Outdoor storybook park and educational facility provides details of its puppet theatre, summer camp, park map, job and volunteer opportunities.
- http://www.fairyland.org/

Pitts' Martial Arts Academy
- Studio teaching various martial arts forms including Taekwondo, Judo, and Self Defense.
- http://www.kpmaa.com

Oakland Yellowjackets Bicycle Club
- Oakland's premier bicycle club for riders of all abilities, we have a no drop policy and won't leave you behind
- http://www.oaklandyellowjackets.org/

Wu Tao Kuan School of Martial Arts
- Wu Tao Kuan teaches a variety of martial arts. Judo and kung fu classes are in Oakland, tai chi classes and meditation events are in Berkeley.
- http://wutaokuan.com

Oakland Hills Tennis Club
- Family tennis, swim, and athletic club.
- http://www.oaklandhills.com/