A white vehicle from an environmental consulting firm drives past a forest fire, with thick smoke and burning vegetation along the roadside.

Scientific expertise for real-world challenges.

CTEH has unmatched experience in the field of exposure assessment and toxicology. Count on us to help you plan for, deal with, and overcome environmental issues.

How We Help
Two people ride bicycles on a park path by a lake at sunset, reflecting an appreciation for nature and environmental consulting.

Leading the way in exposure science and public health.

Advancing knowledge for a sustainable future.

How We Help
Six people in safety vests stand in a warehouse, possibly discussing environmental consulting, surrounded by shelves and equipment.

Helping protect the health of your workers.

Occupational hygiene focuses on ensuring the people you count on can count on a healthy work environment. CTEH helps you take on established challenges and emerging risks.

How We Help

Our seasoned team is standing by to help you.

Readiness

When there’s time to get ready.

Risk Mitigation

Response

When there’s no time to waste.

Emergency Response

Recovery

When there’s more to be done.

Recovery Services

Expert Services

From unbiased support to insightful strategic consulting, CTEH experts turn complex scenarios into clear, compelling, and effective solutions.

Learn More
A bald man with a beard is standing against a gray background, wearing a gray suit with a white shirt and a patterned green tie. He is smiling, his arms crossed, embodying confidence as he represents an expert in environmental consulting.

Health and Safety

Take a proactive approach to health and safety that helps protect your workforce, facilities, and communities. Keep up with evolving regulations to manage liabilities, reduce costs, and build a culture of safety.

Learn More
A bright orange construction hard hat with a sleek design features a central ridge for added reinforcement, ensuring optimal occupational health. The hard hat appears new and clean, displayed against a plain white background.