Our Leadership

William E. Horne

Chief Executive Officer and Chairman of the Board

“When your health is at its best, so are you.”

Horne is a dynamic and passionate leader who has led several industry-leading organizations over the past 30 years. His interest in health care leadership stemmed from his own experience with chronic back pain. As CEO of Laser Spine Institute for more than 10 years, Horne led the laser spine surgery provider to achieve revenues over $288 million and a footprint that grew from 1 location and 9 employees to 6 locations across the U.S. with more than 1,000 employees. 

Before that, Horne was the CEO and Chairman of Outback Sports and the CEO of Club Operations and Property Management.

Ann Miller

Chief Operating Officer

Ann Miller is the COO of H-CYTE. In this role, she focuses on leading operations through research, evaluation and implementation of key business strategies to improve performance and organizational development as it relates to patient satisfaction, quality care standards and revenue.

Prior to joining H-CYTE, Miller was the COO for Advanced Healthcare Partners and a director with Laser Spine Institute. She has been recognized as an Executive to Know by Becker’s ASC Review and Tampa Bay Business Journal as well as received numerous recognition and awards from Modern Healthcare. Miller earned a bachelor’s degree in anthropology from Tulane University.

Jeremy Daniel

Chief Financial Officer

Jeremy Daniel is highly experienced with financial, operations and strategic planning in an executive capacity. Daniel has broad-based expertise building and leading effective strategies for revenue production, operations management, team leadership and financial and accounting systems in the health care industry.

Since 2012, Daniel has served as the CFO of H-CYTE, where he co-leads vision, strategy and execution of all facets of financial, operations, strategic planning and organizational development for this leading provider of marketing and business solutions for brands in the field of regenerative medicine. Daniel earned a bachelor’s degree in business administration from the University of Cincinnati and his MBA from Xavier University.

Daniel lives in Tampa, Florida, with his wife and their daughter. He enjoys traveling and camping with his family and is a die-hard Cincinnati Bengals fan.

Briley Cienkosz

Chief Marketing Officer

Briley Cienkosz creates effective brands for H-CYTE’s holdings. She is responsible for its brands, corporate communications and integrated marketing efforts. Before joining H-CYTE, Cienkosz was CMO at Laser Spine Institute, where she was an integral part of implementing the company’s first DRTV (direct response television) campaign, while also helping launch 4 ambulatory surgery centers for the organization. Cienkosz began her career by working with brands such as Reebok and Adidas.  

Cienkosz was named a Tampa Bay Business Journal Up & Comer in 2013 and a Tampa Bay Business Woman of the Year in 2012. She earned a Bachelor of Science in marketing from Southern Illinois University and an MBA from the University of Wisconsin.

Cienkosz values time with her husband, daughter and pets. She also enjoys time on the beautiful waterways of Tampa Bay.

Gary Mancini

Chief Relationship Officer

Gary Mancini ensures that patients and clients of H-CYTE get the best care possible, starting with the first person they speak to. He got his foundation as the former Vice President of Spine Care Services for Laser Spine Institute, where he helped coordinate over 60,000 patient surgeries. Mancini’s natural ability to inspire others to give the best patient service defines his management style. He has successfully created engaging strategies designed to increase patient satisfaction, streamline communication efforts and enhance employee motivation.

Mancini served as Vice Chairman of the Southwest Florida Charter School Board, was a member of Leadership Tampa Bay and was named one of Becker’s ASC Rising Stars under 40. He earned a degree in finance and marketing from Florida State University.

In his leisure time, he enjoys spending time with his wife, 2 children and black lab mix, Doak. He loves supporting his alma mater and going to Tallahassee for home football games whenever possible.