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 "Our clientele is everyone who utilizes public & industrial infrastructure including sewer pipelines, roadways, airports and desires to drink clean water and breathe clean air".

- Abe Adewale, PE

Co-founded in 1994 by Abe and Nicole Adewale after a decade of service at the Illinois Department of Transportation working on major roadway and bridge construction projects, ABNA’s number one goal is to delight its clients. ABNA has historically provided engineering services for CivilStructural, Transportation, Geotechnical as well as Land SurveyingConstruction Management, General ContractingGIS/PlanningTesting and Inspection Services.  ABNA provides services in several states such as Missouri, Illinois, Arkansas, Louisiana, Oklahoma, Indiana, Michigan, Kansas, Kentucky, Arkansas and Iowa. ABNA has successfully delivered on numerous construction and engineering projects representing owners such as MSD, MoDOT, Monsanto, BJC, IDOT, IL Tollway, Lambert Airport, O’Hare International Airport Expansion, K12 and Higher education institutions. More recently, ABNA successfully completed a St. Louis Public Schools paving project at their Buildings and Grounds operation center as a general contractor. 

With over 70 employees and offices in St. Louis, Chicago, and Southern Illinois, ABNA provides Design-Build, Heavy Civil Construction, Structural, and Civil Engineering Design Services for industrial, educational, healthcare, and commercial projects. We also provide expertise for civil facilities such as infrastructure, transportation, levees, sewer systems, and other public utilities. Supporting ABNA’s construction team is our internal surveying, Geotech, and Testing & Inspection disciplines. Our Design-Build team has proven experience supporting both private and public clients such as Salvation Army, Monsanto, and the Saint Louis Public Schools.