Todd Engineering Inc

C. H. Guernsey & Company is headquartered in Oklahoma City. The company offers a wide range of engineering, architectural and consulting solutions to clients worldwide. It serves clients in various market sectors, including commercial and industrial, defense, federal, institutions, and local and state government sectors. C. H. Guernsey & Company offers engineering services in several areas, such as public works and infrastructure, site design, transportation, construction management, building and industrial systems, and power and environmental engineering. The company also offers architectural services, including historic preservation and interior designing. Its range of consulting services include analytical, energy management and consulting, master planning, privatization and outsourcing, resource planning and security services.

Operational since 1945, Frankfurt-Short-Bruza Associates, also known as FSB, is one of the leading architectural and engineering design firms in the Midwest. It serves clients in the corporate, commercial, public and institutional markets. The firm undertakes aviation, educational, federal, health care, recreational, research, office and industrial projects. Frankfurt-Short-Bruza Associates offers interior design, project management, architectural production, construction observation and administration services. Additionally, the company provides project assistance and site logistics services.

With over 40 years of experience, Crafton Tull Sparks is one of the leading architectural, engineering and environmental firms in the United States. Based in Oklahoma City, Okla., the company provides various services such as architecture, engineering, interior design, landscape architecture, planning and surveying services across the nation. Crafton Tull Sparks caters its services to sectors, like corporate, education, energy, health, industrial, municipal, residential, retail, spiritual, sports and transportation. The firm has expertise in commercial kitchen planning, design and fabrication.