Southeastern Engineering, Inc.

Southeastern Engineering, Inc. (SEI) is a civil engineering consulting firm headquartered in Marietta, Georgia, specializing in transportation. Serving primarily public-sector clients such as municipal, county, and state agencies, it offers surveying, roadway design, traffic engineering, construction and program management, environmental and civil engineering, landscape architecture, and 3D scanning services. Founded in 1996 by Teresa Epple, the firm is now majority owned and led by President Scott Jordan, PE.