Remploy workers in the region are striking in protest over the closure of 27 factories including those in Ashington, Newcastle and Spennymoor.
The company provides work for people with disabilities.
A Remploy spokesman said they are concerned that industrial action could deter possible buyers and current contracts at other sites.
More top news
Young cancer patient Bradley Lowery stole hearts while on the Wembley pitch with the England squad.
Two teenagers found dead at the foot of a sheer drop at Huntcliff have been named as 17-year-olds Alex Yeoman and Harry Watson.
Emma Jesson brings you Sunday's forecast