WHO WE ARE: Arc Environmental is a professional engineering and consulting firm located in Baltimore, Maryland. We specialize in environmental and human health issues for real property. Arc Environmental is a "Small Business" incorporated in 1991 providing services to both public and private organizations. In addition to our current U.S. GSA Schedule, we currently maintain multi-year term contracts with state and local public agencies, such as the Maryland Department of General Services and the Baltimore Development Corporation. Our private clients range from national developers and insurance companies to local property managers and homeowners.