The union that represents King Soopers employees said Friday that after months of negotiations, its contracts with the supermarket chain have expired and votes authorizing a strike could be announced as early as Monday.

UFCW Local 7 and King Soopers negotiate a new contract for over 10,000 employees as the current one nears expiration.

Around 10,000 King Soopers employees are getting ready to vote on a potential strike following failed contract negotiations with the grocer.

Management at the Kroger-owned chain is demanding extensive concessions, especially from part-time workers, while the union has failed to put forward its own wage demands.

Time is running out in contract talks for King Soopers’ Colorado union grocery workers. After agreeing to a two-week extension on January 3, the United Food and Commercial Workers (UFCW) Local 7, which represents 21,000 grocery workers in Colorado and Wyoming, says King Soopers has until the end of Thursday to reach an agreement.

King Soopers and City Market met with UFCW Local 7 union representatives Thursday evening ahead of the union's labor contract extension expiration at midnight.

Having failed to reach a deal with King Soopers on a new labor contract, union members could go on strike for the second time in three years.

The deadline to extend the labor contract between union workers and King Soopers has now passed. The two sides were unable

Contracts for union employees at King Soopers and City Market have been extended almost two weeks in a stopgap measure while negotiations continue.

The company said Thursday night that it has made its “last, best and final offer” to the workers. It’s unclear if the workers are considering a strike.

Negotiators with King Soopers and United Food and Commercial Workers Local 7 are meeting Wednesday and Thursday in Westminster in an effort to hammer out the details of a new labor contract.