Gunnar Andersson

Part of Isto Biologics (Massachusetts), Theracell, Inc. is a company focused on the development of advanced technologies for bone and soft tissue repair. The company is based in Sherman Oaks, CA and maintains offices and laboratories in other locations. The company is the inventor of the next-generation, TheraFuze DBF® demineralized bone fiber technology and is also in the process of bringing its novel O2ssify oxygenation technology to market that has been demonstrated to supercharge bone formation. The company was founded in 2008 by Bradley E. Patt, who has been the CEO since then. Theracell was acquired by Isto Biologics (Massachusetts) on April 05, 2022.

Tetrous, Inc. is a regenerative medicine company that specializes in utilizing advanced technologies for enthesis repair in sports medicine applications. Tetrous is headquartered in Sherman Oaks, CA, with sales offices in IL and a laboratory in Mmoth Lakes, CA. The company's first offerings in the enfix family of products are enfix rc and enfix tac for rotator cuff repair. The company's core technology has been used in nearly 150,000 surgeries in spine applications. Tetrous was founded in 2019 and is guided by a team of influential surgeons and regenerative medicine scientists, and led by experienced medical device executives. The company was founded in 2019 by Andrew J. Carter and Bradley E. Patt. Bradley E. Patt has been the CEO of the company since January 01, 2019.