Dr. Douglas Carlson Announces Plans to Retire

MACOM Technology Solutions Holdings, Inc. (Nasdaq: MTSI) (“MACOM"), a leading supplier of semiconductor products, today announced Dr. Douglas Carlson, Senior Vice President, Technology, plans to retire at the beginning of MACOM’s next fiscal year. Dr. Carlson and the management team will work closely to ensure a smooth transition.

“I would like to acknowledge Dr. Douglas Carlson’s contributions to MACOM,” said Stephen G. Daly, President and Chief Executive Officer. “Doug has been involved in many of MACOM’s greatest technological developments, including the development of MACOM’s Silicon and Gallium Arsenide (GaAs) diode and MMIC processes and associated products. He has provided tremendous leadership and dedication to MACOM over his distinguished 33 year tenure, and we thank him for his contributions. In addition, Doug has forged many deep friendships here at MACOM and I speak for all his colleagues in wishing him the very best as he transitions to retirement. Following Doug’s retirement, he has agreed join our newly created, Technical Advisory Committee. In this advisory role, Doug can enjoy his retirement and continue to provide the MACOM team with strategic inputs across a wide range of topics.”

“I greatly appreciate the many opportunities for growth that MACOM has enabled over my career,” stated Dr. Carlson. “While I look forward to new adventures, I am enthusiastic about continuing my relationship with MACOM through the Technical Advisory Committee.”

Dr. Carlson joined MACOM in 1990 as a process engineer in the Gallium Arsenide materials group. Doug has held numerous positions at MACOM, including product line management, operations management and business development. He led MACOM’s wafer fabrication facility during its first major production ramp bringing the operation from a single shift to 24x7 operation. Doug has been instrumental in winning and leading numerous major government funded programs. In collaboration with the Massachusetts Institute of Technology (MIT) Lincoln Laboratory, he drove the adoption of commercial manufacturing practices for defense electronics. For over a decade, Dr. Carlson has supported the U.S. Department of Commerce Information Technology Advisory Committee advising on U.S. export regulations. Before joining MACOM, he served on the research staffs of MIT and Bell Laboratories. Dr. Carlson holds a ScB in Electronic Materials from Brown University and a ScD in Electronic Materials from MIT. He has authored over 40 peer reviewed publications and has been an invited speaker at numerous technical conferences.