Expect to spend between 100 and 250 euros+ per person for a good company party, depending on the scale of the event. That includes the venue, catering, entertainment, and production.
A small corporate party for 30 to 75 people costs a total of 3,000 to 10,000 euros or more. A medium-sized party for 75 to 250 people costs between 10,000 and 40,000 euros. Large corporate events for 500 or more people can cost up to 100,000 euros or more.