Jonathon Mark Singer is a businessperson who has been at the helm of 8 different companies. Mr. Singer holds the position of Chairman, Chief Executive Officer & Secretary at Fourth Dimension Spine LLC, President, Chief Executive Officer & Secretary at Tutogen Medical, Inc., President, Chief Executive Officer & Secretary at Paradigm Spine LLC, President, Chief Executive Officer & Secretary at Regeneration Technologies, Inc. (Alabama), President, Chief Executive Officer & Secretary at Pioneer Surgical Orthobiologics, Inc., President, Chief Executive Officer & Secretary at Zyga Technology, Inc., Managing Director at Paradigm Spine GmbH and Chief Financial & Accounting Officer for Surgalign Spine Technologies, Inc.

He is also Secretary for RTI Donor Services, Inc.

Mr. Singer previously was President, Chief Executive Officer & Secretary at Resolve Surgical Technologies, Inc., Chief Operating & Financial Officer for Surgalign Holdings, Inc., Chief Financial Officer & Vice President at Teleflex, Inc., Vice President-Strategy & Business Development at Cardinal Health, Inc., Senior Manager at KPMG International Cooperative, CFO, Secretary, Treasurer, CAO & Senior VP at Landauer, Inc., Chief Financial Officer & Executive Vice President of Sagent Pharmaceuticals, Inc. and Director-Investor Relations at R.R. Donnelley & Sons Co.

Mr. Singer received an undergraduate degree from Miami University and a graduate degree from Kellogg School of Management.