Everyone who works for Foxfire Scientific, Inc. was handpicked for their personal character and technical acumen, as well as their ability to work as part of the Foxfire team. As you read, you will see that Foxfire Scientific, Inc. is multifaceted, with capabilities and experience in everything from MCNP modeling to environmental remediation-project management, industrial hygiene to laser safety program oversight, and clinical medical physics to radiation protection engineering/shielding design. In addition to these areas of practical expertise, we specialize in radiation safety education and training, including emergency response and domestic preparedness.

Larry Donovan, M.S., L.M.P.

Supervisory Diagnostic Radiological Physicist.


  • M. S. (Physics), Southwest Texas State University, 1989
  • M.A. (Management and Health Services Facilities Management – Dual Major), Webster University, 1982
  • B. S. (Physics), Duquesne University, 1974


  • State of Texas Medical Physicist (#MP0323)
  • HAZWOPER trained
  • American Board of Radiology designated board eligible
  • FAA licensed Private Pilot, single and multi-engine land instrument rated


  • Staff Health Physicist, Nuclear Materials Inspector; September 2000 to January 2011, US Nuclear Regulatory Commission (NRC) Region IV, Arlington Texas
  • Licensed Medical Physicist; March 2000 to June 2000, Comprehensive Physics Services Inc, Centerville, OH
  • Chief, Radiation Physics Branch; March 1995 to March 2000, Headquarters Air Force Materiel Command, Office of the Command Surgeon, Wright-Patterson Air Force Base, Ohio
  • Chief, Radiation Dosimetry Branch; April 1992 to March 1995, USAF Armstrong Laboratory, Brooks Air Force Base Texas
  • Chief, Licensing Actions – USAF Radioisotope Committee Secretariat; April 1985 to March 1992, Office of the Surgeon General, Brooks Air Force Base Texas
  • Radiation Safety Officer and Radiological Physicist; August 1982 to April 1985, USAF Medical Center, Scott Air Force Base Illinois
  • Assistant RSO/Health Physicist; May 1980 to August 1982, USAF School of Aerospace Medicine, Brooks Air Force Base Texas
  • Radiological Physicist; June 1978 to May 1980, Allegheny General Hospital (Mideast Center for Radiological Physics), Pittsburgh, Pennsylvania
  • Assistant Health Physicist; October 1975 to June 1978, University of Pittsburgh, Radiation Safety Office, Pittsburgh, Pennsylvania

Professional Affiliations

  • Health Physics Society (National and Regional)

Government Clearances

  • USAF: Top Secret with Critical Nuclear Weapon Design Information (CNWDI), 1987
  • US Nuclear Regulatory Commission Region IV: “L” Clearance, 2001 to 2011