Geddes-Armstrong Construction, LLC is the continuation of Gail Armstrong Construction, Inc. that was established in 1967, and incorporated in 1973, with a company vision focused on first-rate commercial construction. Today, more than 50 years later, GAC is one of Oklahoma’s most prominent privately held construction companies. Our commitment to excellence in client-oriented construction has resulted in an extensive list of successful projects and satisfied clients, including: Coors, Inc., The Home Depot, Standard Register, Dillard Real Estate Group, Oklahoma Electric Cooperative (OEC), The University of Oklahoma, Albon Engineering & Manufacturing, Immuno-Mycologics, Inc., The City of Norman, the State of Oklahoma, and many others.

GAC offers construction services and solutions for all phases and types of construction including: pre-construction, construction management, design/build, project management and general contracting services. Our employee base consists of a variety of skilled personnel, including: project managers, estimators, schedulers, coordinators, safety directors, project field superintendents, carpenters, laborers, accountants, and administrative assistants.

In addition, our company's strong financial base, sound bonding capacity and non-incident safety record ensure our clients' projects are successfully completed time after time. Licensed in Oklahoma, Texas, and Arkansas, GAC places a priority on construction excellence matched by an unparalleled project management system. At GAC we deliver construction solutions for the real world.