Earlier quoted context omitted.
NRLB doesn't offer a clear way for contractors to unionize. By clear way, it might be "no way".
Contractors can form a company and negotiate with other companies as a group. Happens all the time.
Re: US court rules Uber and Lyft workers are contractors
#211This can be a form collusion that runs into anti trust law. There’s even a court case about this involving public defenders who were hired as independent contractors being unable to unionize for this reason.