What is an umbrella company?
An umbrella company employs a contractor and invoices the end client for the work. The fees it receives are converted into salary, with social security and tax handled by the umbrella. The contractor gets employee status without registering a company of their own.
It exists to answer one question: how do you take a freelance assignment when you do not want, or do not yet want, the overhead of your own company.
How is an umbrella company different from payrolling and an EOR?
The mechanics overlap heavily, which is why the three get confused. The difference is whose problem is being solved. An umbrella company is engaged by the contractor. Payrolling and an Employer of Record (EOR) are engaged by the client.
That single distinction determines who chooses the provider, who pays its fee, and whose interests it represents when something goes wrong on the assignment.
What do you gain and give up compared with your own company?
You gain employee status and the protections attached to it, no company formation, no accounting obligations of your own, and no VAT administration. You give up part of the rate: employer and employee charges both come out of what the client pays, plus the umbrella fee, so the amount reaching you is meaningfully below the invoiced value.
You also give up some control. Expense treatment, notice, and how the arrangement ends are set by the umbrella contract rather than negotiated by you with the client.
Is an umbrella company the right route for your assignment?
It tends to fit short assignments, a first freelance engagement, or a period where you want to test independent work without committing to a structure. Over a longer run of continuous assignments, the arithmetic usually starts favouring your own company, or a permanent contract with a consultancy.
If you are still deciding what kind of worker you want to be, there is a fuller guide to the different types of contingent worker and how they are classified, and day rate is the number to understand before you compare routes. You can also see how each of the roles currently open is structured.