News & Events
Sigma has recently completed a web and database development project for managing safety and environmental data for a U.K. client, one of the largest investor-owned energy companies in the world.

Sigma is now an approved 3rd Party Underground Storage Tank Inspector for Massachusetts. 
IT Solutions
Sigma offers database management and web-application solutions to address various regulatory requirements and management issues.

Project Management
Sigma's expertise includes site selection, environmental & economic analyses, land acquisition, project design, regulatory approval, contractor selection, project finance, and utility interconnection.

Sigma’s environmental experience ranges from comprehensive environmental and regulatory permitting to cost-effective closure of contaminated sites.