Employees

Key OSI Employees

Please contact the following individuals for information regarding the services listed:

V. Chad Hansen, MS, CIH, CSP, CPE President & CEO, Director of EH&S Services Direct: (619) 708-8130 Fire Code Permitting Industrial Hygiene EHS Management Systems	Kaleb James Chief Financial Officer Direct: (858) 558-6736 Accounting Management Human Resources Information Technologies
Nick Rinaldi, Senior Health Physicist, MA Vice President, Quality Control Manager Direct: (619) 252-2211 Health Physics Unknown Radionuclides Identification Radiation Instrument Calibration Services	David McQuade, MS, CSP Senior Manager, EHS Direct: (619) 307-3441 Environmental Health & Safety Regulatory Compliance Environmental Permitting Other EHS-Related Services

For questions, comments or concerns regarding this website, please contact Kaleb James.