Guernsey

Guernsey is a mosaic of engineering, architectural and consulting services, headquartered in Oklahoma City. Guernsey is a mosaic of engineering, architectural and consulting services. If you examine us closely, you might only see the component pieces...

Guernsey is a mosaic of engineering, architectural and consulting services, headquartered in Oklahoma City. Guernsey is a mosaic of engineering, architectural and consulting services. If you examine us closely, you might only see the component pieces. But if you look at the big picture, you see a unique, cohesive, employee-owned firm, capable of handling a wide array of projects, private or public, with a clients-first commitment. We are a multi-discipline firm, employing engineers, architects, planners, consultants, environmental scientists, designers, analysts, accountants and managers. Our clients include federal, state and local government; military entities; utilities; universities; oil and gas companies; and more. Because we offer all these services under one roof, we are able to collaborate efficiently, giving you access to expert advice in a variety of disciplines and business sectors.