Manchac Consulting Group, Inc. is a civil/environmental engineering firm. Our professional civil and environmental engineers have established the trust of many municipal, state, federal and private industrial clients. These relationships grow from our integrity and commitment to client service and attention to detail.

Construction is complete on this project where Manchac designed a terrace field in the marshes near the mouth of the Mississippi River on Alexis Bay for Plaquemines Parish after this area was devastated by Hurricane Katrina.

Construction is complete on this $60 million project. Bossier City's new WWTP was designed by Manchac Consulting Group, Inc. to replace the existing Red River WWTP. This state-of-the-art facility has been up and running since December of 2014.

Construction is complete on the Diamondhead WWTP. The project started in January of 2016. Manchac Consulting Group provided design services for the project and is currently providing support to DWSD operations staff during the demonstration period.

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News

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    The Public-Private Partnership between the City of Bossier and Manchac Consulting Group has proven to be Beneficial for the Citizens of Bossier City within its first year!
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    Construction on the new Diamondhead Wastewater Treatment Plant is now complete
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    Manchac Personnel Have Moved Into Our New State-Of-The-Art Bossier City Office Complex!
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    Alexis Bay Terrace Project – (Client: Plaquemines Parish)
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    Manchac Consulting Group and Bossier City Form A Public-Private Partnership