ATC Group Services LLC Employee Directory
Environmental ServicesLouisiana, United States501-1000 Employees
ATC Group Services LLC has about 861 employees across 3 continents, most of them in North America. By country, the largest groups are United States Of America (92%) and United Kingdom Of Great Britain And Northern Ireland (2%). Program & Project Management and Administrative make up over half of the profiles with a known department. ATC Group Services LLC's workforce spans 19 departments. ATC Group Services LLC's workforce fell 29% between July 2025 and July 2026.