John joined 360 Life Science Advisors in 2024 as a Partner and is a proven, hands-on executive who has led significant sales and profit growth, new market opportunities, leadership transformations, turnarounds, M&A, and strategic planning processes and execution in Fortune 500, Private Equity and Venture Capital-backed firms in a number of medical device markets. Most recently, John was President & CEO and Board Director for two companies: Southern Spine LLC, a minimally invasive spinal implant company and Smisson-Cartledge Biomedical LLC, a rapid infusion blood pump company used in trauma centers and transplant cases.

Prior, John was part of the turnaround team at Conmed Corporation (CNMD/NYSE) recruited by their CEO who helped take the company to their next levels of sales and profit growth. Mr. Hart was the Vice President & General Manager for the Cardiology & Critical Care Division which he led from historically negative to double digit sales and profit growth, and Healthcare Solutions the corporate contracting team representing $500 million in U.S. Sales that landed more IDN, GPO and Government contracts including Novation, Kaiser and The Mayo Clinic that helped increase sales, profits and the company stock price. In 2006, John co-founded and started up SurgiQuest, Inc. in Connecticut as its first President & CEO which was an innovative Venture Capital-backed laparoscopic surgical company that was sold to Conmed in 2016 for $265M.

Prior, John was the Chief Operating Officer for ISTO Technologies, Inc., a venture backed company in St. Louis focused on biologics and cartilage regeneration for the knee and spine. Mr. Hart was President & CEO for Vidar Systems Corporation, a Private Equity-owned, leading digital medical imaging company located in Herndon, Virginia. Both companies achieved successful M&A exits with ISTO merging with Arteriocyte to become ISTO Biologics, and Vidar being sold to a strategic company, 3D Systems.

Previously, Mr. Hart held senior executive positions in Fortune 500 companies, including Stryker Orthopaedics (Stryker Corporation – SYK: NYSE) and U.S. Surgical Corporation (Covidien – now Medtronic – MDT: NYSE) where he was Vice President & General Manager, V.P. of Global Marketing and V.P. of Sales for multi-billion-dollar divisions. John led the $1 Billion Knee Business Unit for Stryker Orthopedics with P&L responsibility and the innovative commercial development and launches of the new Triathlon™ Knee System and Simplex™ Tobra Bone Cement leading to significant Stryker sales growth for many years. At U.S. Surgical/Covidien, Mr. Hart led the $1.2 Billion Auto Suture Division with P&L responsibility where he helped land the first sole source GPO contract in company history with Consorta that led to significant sales and profit growth. John has led divisions with over $2.5 Billion in global revenues and has held direct responsibility for over 1,000 people.

John began his career in operations management and sales positions with the Ethicon Inc. division of Johnson & Johnson (JNJ: NYSE) and has held marketing leadership and business development positions with CR Bard (now B-D), Kimberly Clark PHC (now O&M) and Abiomed (now J&J). Mr. Hart has mentored and developed numerous people in his career who have ultimately led companies, divisions, marketing, sales and business development teams.

John has been involved in a number of cutting-edge medical technologies throughout his career including coronary angioplasty and stenting, surgical stapling, laparoscopic surgery and robotics, minimally invasive surgery, orthopedic implants and instrumentation, MIS spine surgery, ortho-biologics and cartilage regeneration, PPE, wireless monitoring and digital medical imaging.

John is on the Board of Directors for Virginia Bio and NL Capital Ventures and has been a guest lecturer on “Leadership and Management” at Georgetown University, George Mason University, The College of NJ, SNHU and the NIH. Mr. Hart has a BS from The College of New Jersey in Ewing, NJ and an MBA from Southern New Hampshire University in Manchester, NH.