C. H. Guernsey & Company, founded in 1928, is an employee-owned firm based in Oklahoma City with over 95 years of experience in engineering, architecture, and consulting. The company began when Curtis Harold Guernsey Sr. started providing civil engineering services to support rural municipalities in Oklahoma. Since then, Guernsey has expanded its offerings significantly, including services such as interior design, structural engineering, environmental planning, and cybersecurity, adapting to the evolving needs of its diverse clientele.
Guernsey's resilience is evident through its ability to navigate and thrive amidst various challenges, including the Great Depression and significant changes in the market landscape over the decades. Notable projects include the design of a 60,000-square-foot Boeing High-Bay Research Facility and the Oklahoma City Thunder Basketball Practice Facility, showcasing the firm's capabilities in both public and private sector projects.
As a multi-discipline firm, Guernsey effectively collaborates among its teams of engineers, architects, planners, and consultants, ensuring a comprehensive approach to client projects. This collaborative environment supports a client-first commitment that resonates across various industries, including federal and state governments, military entities, utilities, and educational institutions.
In addition to its strong architectural and engineering background, Guernsey has made significant strides in cybersecurity, achieving a high level of certification that positions it as a leader in security consulting tailored to Department of Defense requirements. The firm prides itself on its employee ownership model, which fosters a culture of invested commitment where every team member is dedicated to delivering exceptional results for clients, thereby building a stronger company through collective success.
