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Commander Mark Divine talks about the lowest times, proudest moments and how a billion dollar company shut down one of his businesses.

His journey went from MBA to CPA to elite Navy Seal Officer to founding successful Coronado Brewing COmpany,, to Founder of SealFIt

He is a New York Times selling author of Unbeatable Mind: Forge Resiliency and Mental Toughness to Succeed at an Elite Level




Commander Divine was nicknamed Cyborg in the SEALs
Mark is an accomplished martial artist with black belts in Seido and Goju Ryu Karate, a military hand-to-hand combat certification in SCARS, and senior ranking in Saito Ninjitsu.


Mark Divine has a degree in economics from Colgate University and an MBA in finance from New York University Stern School of Business. Mark’s first career was with Coopers & Lybrand (now PriceWaterhouse Coopers) as a Certified Public Accountant. After joining the corporate world he pursued his vision to become an elite Navy SEAL officer. He graduated as Honor Man (#1-ranked trainee) of his SEAL BUD/S class number 170. Mark served for nine years total on active duty and eleven as a Reserve SEAL, retiring as Commander in 2011.

Mark in 1996 by co-founded the successful Coronado Brewing Company (CBC) and the web e-commerce site He later sold his interest in CBC but continues to run as the leading website for SEAL gear and information. In 2006 he launched US Tactical, a government contracting business, where he gained contracts with Naval Special Warfare Group ONE for training support and with the Navy Recruiting Command for a nationwide mentoring program for SEAL trainees. This latter program was credited with increasing the quality of Navy SEAL candidates and reducing the attrition rate at BUD/S and was the inspiration for SEALFIT.

Mark was an adjunct professor of leadership at the University of San Diego, where he left a PHD program due to the Iraq War Reserve call-up.He is a trained Ashtanga Yoga teacher and created the innovative Unbeatable Warrior Yoga program taught to his students.

After working with thousands of special ops candidates and professionals developing mental toughness, Mark self-published his first book, Unbeatable Mind, in 2011 and launched the at-home study program He is also the author of The Way of the SEAL and 8 Weeks to SEALFIT.
Mark’s Unbeatable Mind program is helping to forge mental toughness among business leaders as well and his SEALFIT Training Center is a 20,000-square-foot facility.


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