MD&E is a civil and environmental engineering design firm serving clientele across the US. We specialize in applications of hydrodynamic, geochemical and biological principals in natural and engineered systems to improve and protect the environment, and enhance the value of our clients' products and services. With expertise in design-build-maintain contracts, field testing, and laboratory analysis, our team provides comprehensive solutions for industrial, commercial, and residential clients. From wastewater engineering and environmental remediation to geochemical and biological treatment systems, MD&E's services are designed to meet the unique needs of each project.