To mark its 10th anniversary, West Sacramento-based Community Business Bank is hosting a contest to present $10,000 to a single nonprofit in Sacramento, Yolo, San Joaquin or Solano counties.

Nominations will be accepted through Sept. 30.

To enter, either submit a photo and description of the nonprofit’s work through Facebook or Twitter. Include the campaign hashtag #CBB10for10 and tag the bank on Facebook at CommunityBusinessBank or on Twitter at @CommBizBank Or email the nomination with a photo and a maximum 250-word description of its community value to 10for10@communitybizbank.com.

For contest rules, visit the bank website, communitybizbank.com, or send email questions to 10for10@communitybizbank.com.