Arch Three is the largest room in Cargo Nightclub and is located in the back of the club which provides great privacy for any event.

The space is a big open space with the bar to the right and a stage to left, the stage has previously been used for everything from seminars, conferences, stand-up comedy, live music performances and VIP seating. The stage can either be provided with barriers for seating purposes or without to be used as a stage.

Arch Three features a DJ booth, microphones, soundsystem, projector, screen and other technical equipment, with the technician booth overlooking the stage. Sound engineers can be hired if requested. The space also features CO2 canisters, confetti guns and a backstage green room with toilet access.

Arch Three is the main room for hire as it is the most technical equipped room and has the opportunity of placing a ticket booth at the entry, a security to monitor entry to the space is available for hire as well.