[4][5] Born and raised in Irvine, California, Romney began his professional career with LA Galaxy II, having previously played in the U.S. Soccer Development Academy with the Irvine Strikers[6] as well as the University of San Francisco men's soccer team and amateur club San Francisco City FC.

[10] On January 5, 2023, Romney was traded to New England Revolution in exchange for a total of $525,000 in General Allocation Money.

[11] Romney scored his first goal for the Revolution in Major League Soccer play on September 30, 2023, in a 2–1 victory over Charlotte FC.

[12] On October 21, 2023, Romney became only the second player in New England Revolution history to play every minute of a 34-game season, the first being José Gonçalves.

[15] Romney, along with teammates Mark-Anthony Kaye and Ian Harkes, were traded to the San Jose Earthquakes on December 2, 2024 for "around" $500,000 General allocation money and an international roster spot, reuniting Romney with his former Revolution and Galaxy manager Bruce Arena.