GWS Environmental Contractors Inc. has significant experience in serving the environmental needs in New Jersey. GWS has been in business since 1977 and works closely with commercial, governmental and residential customers providing fully trained teams with extensive experience. We have extensive experience in removing large and small tanks and remediation on many types of soil and groundwater contamination, under buildings, both commercial and residential. GWS provides the following services to New Jersey, New York and Pennsylvania and works with all major insurance carriers: Residential Tank Removals Commercial Tank Removals Soil and Groundwater Remediation Structural Drying Indoor Air Quality Management Systems Vapor Intrusion Mitigation Systems High Volume Water Treatment Site Remediation Dry Cleaner Site Remediation Mold Remediation Bio-Hazard Emergency Response and Cleanup Emergency Spill Response