We Are CSO

We’re your partners in advocacy. We’re the best union staff in the country.
We’re working together to build a stronger CTA.

Upcoming Events


Aug. 7 (10 a.m.-3 p.m.): CSO Rep Council (Rep Retreat, Aug. 5-7), San Diego

Sept. 16 (10 a.m.-3 p.m.): CSO Rep Council, Natomas RRC

Sept. 19 (9-11 a.m.): Virtual All-Member Meeting

Nov. 5 (10 a.m.-3 p.m.): CSO Rep Council, Culver City RRC

Nov. 18 or Nov. 23 (8 a.m.) Virtual Rep Council Meeting

Jan. 20, 2027 (10 a.m.-3 p.m.): CSO Rep Council, San Jose RRC

Feb. 24 or March 3, 2027 (10 a.m.-3 p.m.): CSO Rep Council, Santa Fe Springs RRC

April 9, 2027 (10 a.m.-3 p.m.): CSO Rep Council, San Francisco

April 10-11, 2027: CSO Annual Meeting, The W in San Francisco

May 26, 2027 (10 a.m.-3 p.m.): CSO Rep Council, Orange RRC

Updates from our Facebook page

What. A. Weekend! Across the state, CSO and CTA members walked neighborhoods together and talked to voters as part of California Teachers Association's Prop. 3 Day of Action! πŸšΆπŸΎβ€β™€οΈβ€βž‘οΈπŸšΆπŸΌβ€βž‘οΈπŸšΆπŸ»β€β™‚οΈβ€βž‘οΈπŸšΆπŸΏβ€βž‘οΈCSO is all-in for CTA members, public schools and all students by passing Prop. 3, electing Richard Barrera and winning crucial school board races in communities from Crescent City to Calexico (and everywhere in between!)It's six weeks to victory — join us at an upcoming canvass near you (www.mobilize.us/cta) and let's bring this victory home for our kids an#WeAreCSOo#YesOn3e#GetOutTheVote #whenwewalkwewinWhenWeWalkWeWin
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After six months of bargaining, we're excited to share that we have reached a tentative agreement on our successor contract with CTA!The agreement will now go to the full CSO membership for a ratification vote. All the gratitude for your solidarity during this bargain — we're ready to continue the fight together to ensure that union values are the foundation of EVERY wo#WeAreCSO #unionvaluesn#everyworkplacey#YoursToo #YoursToo
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4 months ago

California Staff Organization
Seven times we've metGuided by union valuesThat belong here, #WeAreCSOr#unionvaluesa#everyworkplacep#haikuhaiku
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