M D Shaw and Associates, PC. (MDSA), an environmental consulting firm located in Huntersville, N.C., offers assistance that can ensure you will comply with the requirements enforced by the NCDENR. MDSA founder, Michael D. Shaw, P.G. is a trusted resource with 18 years environmental consulting experience. MDSA’s objective is to provide a variety of environmental consultancy services in a cost-effective and time-efficient manner. We maintain a network of qualified drilling, laboratory and remediation subcontractors and independent specialists for comprehensive sampling, testing and cleanup capabilities. MDSA is fully-insured under general liability, automobile liability, and workers' compensation policies tailored to environmental consulting services.