GFAC Engineering Inc. is a full-service geotechnical engineering consulting firm. We have an experienced staff that is intimately familiar with the subsurface conditions, local standard of practice and applicable codes and requirements in Oklahoma, Arkansas, Kansas, and northern Texas. GFAC Engineering strives to be an extension of your staff so that your project needs are met in a timely, professional, and effective manner. We understand that all of your projects are important and deserve a high level of services. At the core of GFAC Engineering Inc., and how we approach each project are Honesty, Integrity, Responsiveness, Fiduciary Responsibility and Risk Awareness. By taking each one of these core values into consideration for each stage of a project, we are able to meet our clients’ needs and expectations.