Kossa-Rienzi has signed a first team contract with Seattle Sounders for the remainder of the 2025 season, with club options for 2026 and 2027,
the club announced. "We are happy to add a player of Kalani's quality to our team. He's another great example of a player that came to the club with the humility and character to accept the professional pathway within our structure. His eagerness to work with our talented staff, coupled with his on-field accomplishments, have earned him this First Team contract," said Sounders FC General Manager & Chief Soccer Officer Craig Waibel.