Contractors at Google’s Philadelphia office have just announced their intention to join the United Steel Workers Union. Of the contractors eligible to seek representation, 66 percent of them have signed authorization forms. Now, these workers have reached out to the NLRB so that they can vote. Currently, contractors receive far less pay and fewer benefits than their employee counterparts- which is why joining a union is an important step forward for these workers.
See "Google Contractors Are Unionizing With a Steel Workers Union", Edward Ongweso Jr, Vice, August 30, 2019