Richard Marquez was selected as the No. 44 pick in the 2014 SuperDraft to the Philadelphia Union. In college, Marquez was coached by former Los Angeles Galaxy coach Ralph Perez at the University of Redlands.
2015: Marquez has appeared in 13 games, starting 12, while helping solidfy the Union back line. He made his MLS debut by coming on as an injury replacement for Michael Lahoud in the 6th minute against Toronto FC. Despite it being his MLS debut against international stars Sebastian Giovinco and Jozy Altidore, Marquez anchored the defense and limited to Toronto to one goal, which came off of a set piece. He has played 1,134 minutes so far in 2015.
2014: Did not appear in League action, but played an integral role in leading the Harrisburg City Islanders to the USL Pro Championship game while on loan. He led the USL Pro in minutes played (2,520) by playing the full 90 minutes in 28 games.
2013: Marquez started all 16 matches he played in as team compiled a 12-4 record (six shutouts) was voted SCIAC Player of the Year.
2012: Started 20 matches. Marquez led a defense that recorded eight shutouts. He also contributed on the offensive side by scoring two (2) goals and registering one (1) assist. Named First Team All-SCIAC. Proved to be an aerial threat by scoring two goals while dishing out one assist
2011: Helped Redlands to Sweet 16 of NCAA tournament (two goals, two assists). Marquez helped the defense hold opposing attacks to a GAA of 0.58. Marquez was a major reason the Bulldog squad won a team-record of 16 games. Marquez was named to First Team All-SCIAC.
2010: An instrumental defender for the 2010 SCIAC Champion Bulldogs. Started all 18 matches and helped Redlands capture a 10th conference championship.