Who We Are
Onterris is a global environmental solutions company partnering with organizations to solve complex challenges where environmental pressures, regulatory expectations and operational risks intersect.
Sectors
Access deep environmental expertise tailored to your industry, with solutions built for real-world conditions.
Solutions
Prepare for escalating environmental risks with expert solutions designed to perform under pressure.
Our Thinking
Explore briefs, perspectives and articles that turn insight into action. Discover thought leadership that informs decisions and drives impact. See the ideas shaping environmental solutions and guiding your next move.
Cuture & Careers
Where brilliant people come together to turn environmental science into real-world progress for communities, industry and the planet.

Paul Hart, CSP, CIH

VP, HSE Operations
Paul Hart headshot

Paul Hart brings over 25 years of health and safety experience in the oil and gas, manufacturing, and retail industries. He has worked to empower companies like CTEH, BHP, and Southwestern Energy to achieve their financial, production, and health and safety goals. His skill set includes building a safety culture, preventing harm, and maintaining health, safety, and environmental compliance.

Paul is a Certified Industrial Hygienist (CIH) and Certified Safety Professional (CSP). He holds a Bachelor’s Degree in Occupational Safety and Health from Murray State University and a Master’s in Industrial Hygiene from The University of Oklahoma Health Sciences Center.