Exhibit 21.1

 

NAME OF SUBSIDIARY

  

JURISDICTION OF INCORPORATION

U.S. Subsidiaries   
Regeneration Technologies, Inc.—Cardiovascular    Alabama
Biological Recovery Group, Inc.    Delaware
RTI Services, Inc.    Delaware
RTI Donor Services, Inc.    Delaware
Tutogen Medical, Inc.    Florida
Tutogen Medical (United States), Inc.    Florida
Pioneer Surgical Technology, Inc.    Michigan
Angstrom Acquisition Corp. II    Delaware
Pioneer Surgical Orthobiologics, Inc.    Delaware
Zyga Technology, Inc.    Delaware
Foreign Subsidiaries   
Tutogen Medical GmbH    Germany
RTI Surgical Holdings Luxembourg S.a.r.l    Luxembourg
Pioneer Surgical Technology B.V    Netherlands
RTI Surgical GmbH    Germany
RTI Surgical Australia Pty. Limited    Australia
RTI Surgical—Singapore Pte Ltd    Singapore
RTI Surgical Consulting (Beijing) Co., Ltd    China
RTI Surgical Hong Kong Limited    Hong Kong
RTI Surgical UK Ltd    United Kingdom