CTEH, LLC's purpose is preparing for and responding to a company's or community’s worst day. Established in 1997, the interna ... tionally recognized experts of CTEH are committed to safeguarding your workers, the community, and the environment. Seasoned by numerous chemical or natural disaster emergency responses every year, our highly responsive people employ hard science to give you the trustworthy intelligence you need to conquer your challenge and regain your peace of mind. Benefit from the Science of Ready. read more