CSS Email Formats

CSS, founded in 1988, operates from Fairfax, Virginia as an independent eco‑management firm with a workforce of 200‑500 employees. The company provides solutions across environmental safety and health, earth, space & life sciences, emergency response and disaster recovery, natural resources management, transportation safety & security, and cross‑cutting support services.

CSS’s portfolio supports clients in Washington Metropolitan Area, leveraging expertise from senior scientists to operational managers to deliver comprehensive assessments, remediation plans and logistical coordination for environmental projects.

Key leaders include Carma Gregerson (Owner), Keith Craig (President & CEO), Laura Nielsen (Vice President, Operations) and Dianne Janczewski (Senior Vice President, Scientific Applications). The organization generates annual revenues between $100 million and $500 million, positioning it as a mid‑market player in the environmental services sector.

CSS uses 6 email formats across its organization. The most common pattern is lastName (e.g., doe@css-inc.com), used in approximately 81% of work addresses.

CSS currently employs over 200-500 people from United States, Canada, Indonesia, Northern Mariana Islands, with a head office in Fairfax, Virginia, US.