Online discount ticketing company Goldstar Events Inc. of Pasadena has raised $20.3 million in a financing round, according to a filing with the Securities and Exchange Commission.

Goldstar provides discount tickets to theaters, concerts, nightlife, comedy, sports and other events. Founded in 2002, the company has more than 6 million people subscribe to its free service and is partnered with about 4,000 venues, according to the company’s website.

Goldstar competes against services such as Groupon and Living Social. The service sells half-priced tickets for venues that aren’t selling out and charges a 5 percent commission on each ticket sold.

A spokeswomen for Goldstar declined to comment on the financing round.

Technology reporter Garrett Reim can be reached at [email protected]. Follow him on Twitter @garrettreim for the latest in L.A. tech news.