Business Reporter

Kevin V. Nguyen

Workers presented the initial action via letter to management on Labor Day at one cafe in San Francisco and two in Santa Cruz.

Bar Bibi grew out of a longtime pop-up. Better Half Coffee followed it to a brick-and-mortar. Together, they’re making magic on Russian Hill.

At least six locations have shuttered since last year, in what has been a turbulent time for the company.

The SF-born company, which has raised $75 million in venture funding, was once a favorite of Big Tech.

The Warriors star's Bigface is drawing big lines to Valencia Street.