PROJECTS

PROFESSIONAL SERVICES

 

Civil Engineering

Site Plan & Development
​Parking & Roadway Design

Wastewater

Wastewater Treatment Plants
Sanitary Sewer Interceptors
Sewer Collection Systems
Sewage Lift Stations
Residual Management (Sludge Removal, Dewatering, Bio-Solids Disposal)

​Water Resources

Storm Water:
Drainage Systems
Management & Testing

Drinking Water

Water Supply/Water Wells
Distribution Systems Modeling & Analysis
Ground & Surface Water
Water Treatment Plants
Ground & Elevated Water Storage Tanks
Water Distribution Systems
Water System Studies

ADDITIONAL SERVICES

CORNERSTONE VALUES

RESPONSIVENESS

Strive to respectfully respond to the needs of our clients in a timely manner

INTEGRITY

Aim to put the right people in the right place on the project team to produce the right outcome

QUALITY SERVICE

Work to serve our clients & community to achieve quality engineered solutions 

MAURICKA MCKENZIE, SR., P.E. PRINCIPAL ENGINEER

Keith Allen, P.E. 
​

Staff Water Resources Engineer

Jake Mills
​

​ENGINEERing technician

Nathan Henson
​

staff ​accountant
​

Jignasha Doshi
​

Staff Water Resources Engineer

Darius Belmer
​

​ENGINEERing technician

Oona McKenzie
​

OFFICE MANAGER
​

Kang Du, E.I.
​

Project General Civil Engineer

Mauricka McKenzie Jr.

engineering associate

Ashley Skipper​

Marketing & Community outreach Director

Courtland Williams

staff ​ENGINEER intern

Dan Taylor
​

soils driller
​

Bhavana Gupta
​

LEAD DRAFTSPERSON
​

​Cornerstone Engineering, LLC
710 Northside Drive, Suite A
Clinton, Mississippi 39056
​
mmckenzie@cornerstoneengllc.com​​
Mobile: (601) 941-9599
Office: (601) 473-2403
​Fax: (601) 861-4929

Nehemiah Engineering, LLC
300 Vestavia Hills Parkway, Suite 2300
Birmingham, AL 35216
​
mmckenzie@cornerstoneengllc.com​​
Office: (205) 791-5600

​(In Alabama, Tennessee, and Arkansas, we are doing business as Nehemiah Engineering due to a name conflict with a non-related company with a similar name)​

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