Gregory G. Zigulis, BSCE, MBA, CIH, CSP Expert Witness
Curriculum Vitae

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Specialties & Experience of this Expert Witness

General Specialties:

Safety and OSHA

Keywords/Search Terms:

Multiple industry safety experience, OSHA, safety & health, serious injury and fatal injury prevention, occupational fatalities, falls, machine guarding, ladder, multi-employer worksite, construction, training, silica, industrial hygiene, respiratory protection, safety management systems, auditing


Bachelor of Science, Civil Engineering, University of Michigan; MBA, The University of Tennessee

Years in Practice:


Additional Information

38 years of occupational safety, health (including industrial hygiene), and environmental management experience within several industries. This includes roles as an Air Force Bioenvironmental Engineering officer (final rank of Captain, with industrial hygiene and environmental responsibilities), regional Occupational Health and Safety (OHS) management for a hazardous waste cleanup company, OHS management for a Prime Contractor to the Department of Energy (Oak Ridge, TN), construction safety and construction fatality research for the University of Tennessee under contract to the Department of Labor/Occupational Safety and Health Administration (OSHA), OHS management for a consumable dental supplies and metals related manufacturing/machining company, OHS management for an international gas engine manufacturer within a global automotive manufacturer, regional environmental, health and safety (EHS) management and global safety team member for a Tier 1 auto parts manufacturer, regulatory compliance-focused EHS management for a national disaster restoration contractor under strict EPA requirements, OHS management for an above-ground limestone mining organization, and EHS consulting across several industries (including plastics, metals, automotive, construction, contractors to Federal OSHA and US EPA, and others). Practical experience with hands-on development and implementation of safety, industrial hygiene, and environmental programs. He is Board certified in industrial hygiene (Certified Industrial Hygienist [CIH] #5088) since 1990 and in safety (Certified Safety Professional [CSP] #10562) since 1991. He is also certified as an auditor of ISO 45001, Occupational Health and Safety Management Systems, as well as a B11 Licensed Machinery Safety Specialist (TM). Speaker at various conferences, seminars, and webinars. Active in volunteer leadership roles with the American Society of Safety Professionals, member of ANSI/ASSP Z10 (national) Committee on Occupational Health and Management Systems, and the US organization providing technical input to the international standard for occupational health and safety management (ISO 45001). Formerly served as an adjunct instructor in safety concepts at a local community college. Mentor to students of occupational safety at Oakland University (SE Michigan). Experienced in: • Safety, health (OSHA), safety risk assessment • New plant & facility start-ups • Development/implementation and/or management of safety and health programs • Comprehensive HSE management system and compliance auditing • Multi-employer workplace obligations • Serious and fatal injury prevention programs • Continual-improvement based approaches to integrated safety • Incident investigation (procedure development, training, field implementation) • Contractor safety management/vetting • Multiple areas of OSHA emphasis including assessment of air exposures, machine guarding, energy control (lock/tag/try) • Solid background in multiple areas of OSHA emphasis including assessment of air exposures, machine guarding, energy control (lock/tag/try) • IVES Certified Trainer for powered industrial equipment: forklifts, telehandlers, mobile elevated work platforms (MEWPs) (scissor lifts, boom lifts) Greg's experience can help others understand occupational safety and health concepts and requirements.