Cornerstone Engineering, LLC (dba Nehemiah Engineering)

Cornerstone Engineering, LLC, specializes in civil engineering, water resources engineering, structural engineering, geotechnical engineering, and project management. We deliver high-quality infrastructure solutions to public and private sector clients across nine states. With a focus on innovation, reliability, and regulatory expertise, we support communities, developers, and industry leaders through every phase of project development. Cornerstone Engineering was established in 2017 by Mauricka McKenzie, Sr., P.E., and provides many services, such as solid waste and geotechnical engineering, storm water and wastewater design, contract administration, and permitting assistance. Our team has over 50 years of combined expertise working on projects that range from multimillion-dollar infrastructure projects to small-scale initiatives. We are pleased to provide our services to private companies, counties, utility districts, residential and commercial developers, architects, engineers, and rural water groups. We help with project finance, agency approvals, and stakeholder coordination from inception to completion, establishing enduring connections with federal, state, and local agencies. Everything we do is motivated by our dedication to professionalism, technological quality, and timeliness. Our committed staff and licensed engineers, who hold licenses in MS, AL, GA, AR, TN, TX, FL, LA, and WI, provide reliable outcomes on schedule and under budget.