Environmental engineering consulting firm specializing in wastewater engineering, groundwater investigation and treatment, hazardous waste investigation, petroleum release management, pollution prevention, risk management. Headquarters in McLean, Virginia, work internationally.

Science, Environment, Products and Services, Consultants - Millennium Science Engineering, Inc.. Environmental engineering consulting firm specializing in wastewater engineering, groundwater investigation and treatment, hazardous waste investigation, petroleum release management, pollution prevention, risk management.