The union win, at a Philadelphia store where workers are seeking higher wages, comes as Amazon is also fighting organizing efforts among some warehouse employees and delivery drivers.

Employees at the Philadelphia’s Whole Foods store voted 130 to 100 in favor of joining a local chapter of the United Food and Commercial Workers.

A majority of workers at a Whole Foods Market in Philadelphia voted in favor of joining the United Food and Commercial Workers International union, presenting a new foothold for organized labor within parent-company Amazon.

Whole Foods workers in Philadelphia became the first group to unionize under the grocery store chain. The vote came months after it filed to hold a union election in November.

Workers at a Whole Foods Market in Pennsylvania have voted to unionize, becoming the first group of employees to pull off a labor win at the Amazon-owned grocery store chain.

Austin-based Whole Foods, which is owned by Amazon, is the latest grocery chain to contend with unionization after workers in Philly voted in favor.

Whole Foods workers at the Spring Garden store have expressed frustration about low pay and want better health-care benefits.

Workers at a flagship Whole Foods Market in Philadelphia, Pennsylvania voted to unionize and become the first union in the grocery chain's history.

Whole Foods workers in Philadelphia voted in favor of union representation Monday, marking the Texas-based and Amazon-owned grocer's very first union. "Despite a tsunami of illegal union busting tactics,

Amazon is shaking up its grocery strategy, expanding the role of Whole Foods Market CEO Jason Buechel to oversee all of its grocery operations, including Amazon Fresh and Amazon Go. The move signals Amazon’s continued push to strengthen its position in the highly competitive fresh food sector.