Erik Emstad

Part of Zimmer Biomet Holdings, Inc., Zimmer Spine Surgical, Inc. is a company that specializes in orthopedic prosthetic and surgical appliances and supplies. The company is based in Warsaw, IN.

Theken Spine LLC designs, develops, manufactures and distributes spinal fixation products. It markets its products through a network of independent distributors. The company was founded by Randy Theken in 1998 and is headquartered in Columbus, OH.

Centinel Spine LLC operates as a privately-held spinal device company. It offers brand-name motion-preserving and fusion solutions. Its products include PRODISC L, STALIF M FLX, STALIF HISTORY, PRODISC C, and STALIF C FLX. The company was founded by John J. Viscogliosi in August 2008 and is headquartered in West Chester, PA.

Wenzel Spine, Inc. offers minimally invasive solutions for stand-alone treatment of disc herniations, spinal stenosis and spondylolisthesis. Its products help to simplify and shorten spine surgery, while providing superior clinical patient outcomes. The company was founded by Chad G. Neely and Warren F. Neely in January 2008 and is headquartered in Austin, TX.