The Marshall Environmental Group, Inc team are Experts in Hazardous Waste Disposal, Tank Removal, HAZMAT, Transportation and Environmental Contracting for New England. MA, CT, RI, NH, NY, VT & ME. We've responded to environmental clean up jobs from Maine to New York and are proud to say that we've never turned one down, regardless of how small, large, or dirty - the hazardous waste disposal project. CEO, Peter Marshall and his team love the daily - and ever-changing - technical challenges that they face with environmental cleanup and the governmental authorities they interface to create immediate and long-lasting solutions.