Which companies provide global payment services besides Payoneer?

There are literally, 100s of companies that do global payouts. It all depends which corridor(s) you are talking about and which industry you are referring to.

Payoneer is a known name, so is Earthport, Tipalti, TransPay, Western Union Business Solution, Cambridge Payment, TerraPay, Contact, etc. (such some random few names).

The worldwide B2B, B2C payments market is in the 10s of Trillions of US Dollars. You can bet your money that there are providers out there in this field.