Guernsey is a well-established firm with more than 95 years of experience in engineering, architecture, and consulting. If you examine us closely, you might only see the component pieces. But if you look at the bigger picture, you see a unique, cohesive, employee-owned firm capable of handling a wide array of projects, private or public, with a client-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; Native American tribes; universities; Fortune 500 companies; 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.