The phrase "a contractor which" is correct and usable in written English.
It can be used when referring to a specific contractor and providing additional information about them.
Example: "We hired a contractor which specializes in eco-friendly building practices to renovate our office."
Alternatives: "a contractor that" or "a contractor who".
That done, the drive is sent on to a contractor which deals with more significant erasures.
Nick still works for the same real-estate agent, but now as a contractor, which has a couple of benefits.
The army and police have stepped in to fill a gap left by G4S, a contractor which failed to provide enough security staff.
A subprocess may be delegated to a contractor, which receives information only about those parts of the overall process that are relevant for the contract.
Under the PPP model, a franchise to upgrade and maintain the network is awarded to a contractor, which is paid monthly by TfL to carry out the work.
The New York Times reported that this person wasn't a full-time employee, but a contractor, which caused many people to wonder how one part-time worker could wield so much power over the account of one of the world's leaders.
To be accepted, the company had to be, in Army parlance, "a responsible contractor," which required an examination of its financial soundness, transport capabilities, past performance and compliance with the law and government contracting regulations.
He was a Navy veteran and a private contractor — which may point to other directions the story will take.
When a driver missed work, the company was forced to hire an independent contractor, which cost a lot more money: the company paid its employees $100 a day to operate its own trucks, while hiring an outside person to do the job cost $50-$50-$100hour.
Many security guards are hired as "independent contractors" by companies that, in turn, are sub-contractors of larger security companies, which are themselves subcontractors of a prime contractor, which may have been hired by a United States agency.
After the 9/11 attacks officials used a civilian contractor, which did not reveal its MoD links, to hold a trial of people claiming psychic powers to see how they could be used in intelligence work including, it is widely believed, efforts to track down Osama bin Laden and other al-Qa'ida targets.
