John D. Feltman

Ascendx Spine, Inc. operates as hospital and health care services. The company is headquartered in Windermere, FL.

Future Matrix Interventional, Inc. manufactures medical devices. The firm's products include specialized catheters and stents, such as angioplasty and angiography catheters, vascular stent delivery systems, hydrophilic urethral stents, and biopsy guns that are used in radiology, cardiology, and urology applications. The company was founded by James W. Passmor in March 1993 and is headquartered in Athens, TX.

CeloNova BioSciences, Inc. develops, manufactures, and markets interventional cardiology and endovascular products. The firm's products are used by physicians across the globe to improve patient outcomes in the fields of vascular intervention and embolization. The company was founded by John D. Feltman in April 2000 and is headquartered in San Antonio, TX.

CreatiVasc Medical LLC manufactures medical devices. The company was founded by David L. Cull in 2004 and is headquartered in Greenville, SC.

Brookhaven Medical, Inc. manufactures medical products, advanced biotechnology solutions and applications. It offers medical device product development, plastics technology, extrusion, injection molding, balloon molding, tubing processing, coating, and finished device assembly. The company was founded in 2013 and is headquartered in Atlanta, GA.

Brookhaven Capital Corp. provides commercial financing services. The private company is based in Atlanta, GA. The CEO of the company is John D. Feltman.