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About Us
A small business based in Merrill, WI, SGS has been in the environmental construction business since 1991 working in the entire State of Wisconsin, Iowa, and Michigan. We maintain the following certifications: WI Commercial Driver’s Licensing, WI Department of Safety and Professional Services for Remover/Cleaner, OSHA 40-HR Hazmat Training, Confined Space Entry, Competent Person Excavation, Federal E-rail Safe, CN On-Track Safety Training, American Red Cross First Aid Safety and CPR Training.