Founders Field is a 1,500-seat multi-purpose stadium in Cheswick, Pennsylvania, within the Greater Pittsburgh area. The stadium is owned and operated by the Pittsburgh Harlequins Rugby Football Association
Founders Field includes two regulation-sized, natural grass rugby pitches with bleacher seating for 1,500 spectators, an 8,000 square-foot clubhouse, LED scoreboards, two video towers, and adjacent practice fields.
Built primarily for the Pittsburgh Harlequins rugby union club, the venue also hosts collegiate and high school rugby, the Steel City FC men's and women's senior teams, Gaelic football and hurling. It formerly hosted the Pittsburgh Sledgehammers rugby league team from 2010 to 2011, and the Pittsburgh Thunderbirds Ultimate frisbee team from 2014 to 2018.