CrossFit Kivnon is a La Mesa CrossFit gym founded in 2013 and describes itself as the city's longest-running box. It offers coached CrossFit classes, Olympic weightlifting and mobility training, with workouts scaled to each person's level. In August 2026 it announced it had become an official HYROX Training Club. Jaycee Bagtas is the affiliate owner, and a Saturday beginner class is offered.
CrossFit & HYROX · La Mesa