A cleaning company has been fined $132,217 for underpaying overseas workers after Fair Work inspectors made a surprise night-time visit to the Melbourne Cricket Ground.

A team of six Fair Work inspectors made a surprise visit to the MCG after the AFL preliminary final between Hawthorn and Port Adelaide in September 2014 and spoke to about 44 cleaners from 9pm to just after midnight.

Cleaners have been found to be underpaid for shifts at the MCG. Credit:Craig Sillitoe

The Federal Circuit Court fined ISS Facility Services Australia Limited after the Fair Work Ombudsman discovered 11 overseas workers were underpaid $37,471 for cleaning work at the MCG after AFL matches in 2014.

The 11 workers were underpaid individual amounts ranging from $276 to $7272 over a five-month period.