Apex Companies

Apex is a national water resources and environmental services firm that provides single-source solutions for routine and complex projects. Apex offers comprehensive services to assess, prevent, and cure environmental issues related to water, ground, facilities, and air quality. Apex serves a large and diverse client base spanning both the public and private sectors and a broad range of end markets, including energy, industrial, manufacturing, real estate, retail, and telecom. The company was founded in 1988 and is based in Rockville, Madison. It was previously acquired by Tailwind Capital in 2010 and now operates under Sentinel Capital Partners.