Marc A. Brenner, DPM, FACFAS – Chief Operating Officer

Dr. Brenner graduated from the New York College of Podiatric Medicine in 1985. He completed a one-year surgical residency at Lutheran Hospital in Maryland in 1986. Dr. Brenner is board certified by the American Board of Podiatric Surgery and is a fellow of the American College of Foot and Ankle Surgeons. He is a member of both the American Podiatric Medical Association and the New York State Podiatric Medical Association. In addition, Dr. Brenner is board certified by the American Academy of Pain Management and the American Board of Quality Assurance and Utilization Review. He currently maintains two podiatry practices, both in New York, specializing in surgery, diabetic and pediatric foot care and sports medicine.

Lance I. Greiff, DPM, FACFAS, FACFAOM – President

Dr. Greiff graduated from the New York College of Podiatric Medicine in 1990. In 1991, he completed a one-year surgical residency at the Community Hospital in Brookly, New York, which is now part of the New York Cornell/Beth Israel hospital system. Dr. Greiff is board certified by the American Board of Podiatric Surgery, the American Board of Podiatric Orthopedics and Primary Podiatric Medicine. He is a fellow of the American College of Foot and Ankle Orthopedics, the American College of Foot and Ankle Surgeons, and the American Association of Podiatric Sports Medicine, and is a member of both the American Podiatric Medical Association and the New York State Podiatric Medical Association. In addition, Dr. Greiff is board certified by the American Academy of Pain Management and the American Board of Quality Assurance and Utilization Review. He currently maintains two podiatry practices, both in New York, specializing in surgery, diabetic and pediatric foot care and sports medicine. Dr. Greiff also has experience in retail foot apparel, specializing in gait analysis and custom orthotics. Dr. Greiff is responsible for new product development, distribution, and sales for Tripod Labs.

Bradley J. Marsh, DPM, FACFAS – Chief Executive Officer

Dr. Marsh graduated from the New York College of Podiatric Medicine in 1990. In 1992 he completed a two-year surgical residency at Wyckoff Heights Medical Center in Brooklyn, New York, which is now part of the New York Hospital / Columbia Presbyterian hospital system. Dr. Marsh is board certified by the American Board of Podiatric Surgery and is a fellow of the American College of Foot and Ankle Surgeons. He is a member of both the American Podiatric Medical Association and the New York State Podiatric Medical Association. Dr. Marsh was involved in teaching at Wyckoff heights Medical Center as Associate Director, and later Director, of Podiatric Medical Education. He supervised the training of 31 podiatric medical residents annually at several New York area hospitals. Dr. Marsh was in private practice for five years in New York, and is now working full time at Tripod Labs. He also has experience in the natural food industry. Dr. Marsh is responsible for the day-to-day operations of Tripod Labs.