Environmental Science & Technology

Environmental Science & Technology (ES&T) is a specialized technical service provider that focuses on cleanroom testing, certification, and environmental monitoring for the life sciences industry. The company serves a broad client base across the pharmaceutical, biotechnology, and medical device sectors, ensuring that controlled environments meet stringent regulatory requirements. Their core services include HEPA filter integrity testing, airflow visualization, and compressed gas sampling, which are essential for maintaining sterile manufacturing conditions. In January 2021, ES&T was acquired by Technical Safety Services (TSS), a move that integrated its expertise into a larger platform of laboratory and cleanroom support services. The company is recognized for its technical proficiency in compliance standards such as ISO 14644 and USP <797>.