G.W.S. CONTRACTORS, INC.
578-57800 Miscellaneous Products (Not Otherwise Classified) | 720-72073 SUMP PUMPS: SUBMERSIBLE AND NON-SUBMERSIBLE | 912-91216 BORING, DRILLING, TESTING, AND SOUNDINGS SERVICES, INCLUDING CONCRETE CORING | 912-91244 Excavation Services | 926-92629 CONTAMINATED GROUNDWATER SERVICES, INCLUDING DISCHARGE PIPE INSTALLATION | 926-92630 Contaminated Soil Services | 926-92642 Environmental Services (Not Otherwise Classified) | 926-92645 HAZARDOUS MATERIAL AND WASTE SERVICES, INCLUDING EMERGENCY RESPONSE AND NUCLEAR WASTES | 926-92649 HYDRAULIC PUSH PROBE, GEOPROBE SERVICES | 926-92654 Investigation Services, Pollution | 926-92665 OIL AND PETROLEUM SPILL SERVICES, INCLUDING REMOVAL OF USED PETROLEUM PRODUCTS | 926-92678 REMEDIATION SERVICES, ENVIRONMENTAL, INCLUDING REHABILITATION SERVICES HAZARDOUS WASTE AND MOLD REMEDIATION | 926-92684 Soil Pollution Services | 926-92685 SOIL, SOIL VAPOR AND GROUNDWATER SAMPLING AND ANALYSIS, INCLUDING DISPOSAL | C-00180 CARPENTRY (GENERAL) | C-00340 DEWATERING | C-00510 EXCAVATION | C-00580 FOUNDATIONS | C-00581 FOUNDATIONS EXCAVATION | C-00590 GENERAL CONSTRUCTION | C-00640 GRADING | C-01080 PILE DRIVING | C-01280 REMOVAL OF PETROLEUM PRODUCTS, DEBRIS, AND HAZARDO | C-01450 SEPTIC SYSTEMS | C-01630 STORAGE TANKS | C-01640 SUBSURFACE INVESTIGATION TEST BORINGS | C-01770 TEST BORINGS | C-01800 TOPSOILING AND SEEDING | C-01920 WASTE REMOVAL, TOXIC/HAZARDOUS | C-01930 WATERPROOFING & CAULKING | C-02430 WASTE/WATER TREATMENT