Civil/Site Engineering, Inc. (CSEI) is a Florida-based civil engineering consulting firm headquartered in Maitland, serving clients throughout Central Florida and beyond. Founded in 2004, the company specializes in land development engineering, infrastructure design, construction engineering and inspection, drainage, stormwater studies, and traffic-related services. Florida’s Division of Corporations lists Civil/Site Engineering, Inc. as an active Florida corporation, while the company’s official website identifies its service area as the greater Orlando region and Central Florida. CSEI | Civil Engineering

CSEI provides civil engineering solutions for both public and private-sector projects, combining technical engineering knowledge with project management and regulatory experience. The firm’s services support projects from early planning and due diligence through design, permitting, construction observation, and project closeout. Its team describes its approach as “think like an owner,” emphasizing practical solutions and responsive consulting throughout the development process. CSEI | Civil Engineering

The company’s land development engineering capabilities cover a broad range of project types, including residential communities, retail and commercial developments, industrial properties, resorts and entertainment facilities, and municipal projects. Its portfolio includes civil engineering work for projects such as resort improvements, commercial developments, residential communities, and transportation infrastructure. CSEI | Civil Engineering

Civil/Site Engineering also has substantial experience in construction engineering and inspection (CEI). Its portfolio includes FDOT, Central Florida Expressway Authority (CFX), and municipal projects. The firm also develops Maintenance of Traffic (MOT) and traffic management plans for both public and private projects, helping construction teams maintain safe and effective traffic flow during development and infrastructure work. CSEI | Civil Engineering

The company is led by Andrea Jernigan-Gwinn, P.E., who has more than 23 years of civil engineering experience across site development, drainage, transportation, project planning, design, permitting, construction observation, and closeout certification. She purchased Civil/Site Engineering with the goal of building a firm focused on integrity, flexibility, and innovation. LinkedIn

For developers, municipalities, contractors, and property owners seeking civil engineering in Central Florida, Civil/Site Engineering, Inc. offers multidisciplinary expertise covering land development, infrastructure, stormwater, transportation, and construction inspection.