A provider of employers for other companies, Green Resources, is laying off 319 employees who had been assigned to work for Durham-based Cree (Nasdaq: CREE) .

Green Resources is based in Raleigh. The affected workers are located in Durham.

Green Resources filed a notice with the state of North Carolina last week to disclose the layoffs.

Layoffs take effect in early February. 

The workers are involved in LED bulb manufacturing. 

In a statement provided to Triangle news media, Cree note the workers were not actually Cree employees.