About ATUmobile

Steve Zim is known as “the” fitness trainer to the stars. A trainer, author, fitness expert and owner of one of the most successful personal training gyms in the country, his methods and concepts for training have given him national recognition and acclaim. Steve is known as a fitness expert not only to Los Angeles locals, but also to a national audience. For the past 20 years he has personally trained Hollywood actors, Olympic and professional athletes as well as thousands of other satisfied clients. Steve has an extensive background with multiple certifications in both health and fitness as well as a bachelor’s degree in Languages and Sciences from Boston College.