Cirka has been awarded a cleaning contract by English rugby champions Saracens at Allianz Park.
Cirka will provide a core team to manage the day-to-day operations with a flexible team to cover events and match days.
Allianz Park's executive boxes and conference space are used for corporate events, weddings and a variety of social events.
Alex MacIntyre, head of facilities at Saracens, said: "Here at Saracens there is a strong family and teamwork approach to all that we do. It's great to work with a company that shares that same belief and strives for success."