The Sigma Consulting Group is a full-service business that provides a range of engineering services. It serves federal, municipal, state, industrial and private clients in the southern Gulf Coast. The privately owned company operates in Louisiana and Florida. Incorporated in 1987, the Sigma Consulting Group also offers surveying, planning and transportation solutions. It has a staff of more than 30 individuals. In addition, the company undertakes projects for Williams Travel Centers, Cox Communications and Pennington Dam. The Sigma Consulting Group is recognized as an Indian Owned Business by the federal government. It also provides construction administration and wastewater engineering services.