Spenga is anticipated to open July 1 at 1151 E. Southlake Blvd., Southlake. The fitness concept focuses on cardio, high-intensity interval training and flexibility exercises in one-hour sessions, according to the company website. The session is broken down by 20 minutes of spin class, 20 minutes of strength training and 20 minutes of yoga. A phone number is not yet listed. www.spenga.com