Alliant Construction is a commercial construction company headquartered in Flowood, Mississippi, working with private owners, developers, governmental agencies and other partners. We are committed to hard work and continuous improvement as well as the highest standards of safety, quality and service. Alliant team members have proven track records of success and integrity with considerable experience designing, estimating, building and managing projects. Individually and collectively, we take great pride in meeting and exceeding expectations.


An Ergon Company

Alliant’s parent company is Ergon, Inc. Ergon is a private, family-owned business that was established in 1954 in the petroleum industry’s service sector. Over time, the company has developed into a world-class organization selling products in over 90 countries. Ergon’s operations are reflective of four primary business segments featuring a broad range of activities that includes, of course, commercial construction. Customers and partners benefit from our decades of market leadership, transparent process, network of preferred subcontractors and unique appreciation for the Owner’s perspective (having functioned as both owner and contractor in projects specific to our own corporate footprint).

Join the Alliant Family

Alliant Construction is a customer-focused service and solutions company dedicated to operating at the highest levels of responsibility, quality, and excellence. We offer competitive pay, strong benefits, and genuine flexibility while encouraging professional growth career advancement. If you’re looking for a career path with a family-owned company with family values, bookmark this page and keep an eye on Alliant.