Solving 21st Century Maritime Challenges with Quality and Integrity

Gibbs & Cox

Naval Architecture & Marine Engineering Experts

Gibbs & Cox is the largest independent naval architecture and marine engineering firm in the United States. Our world class draftsmen, designers, naval architects, engineers and program managers solve challenges across the entire spectrum of today’s marine industry, from concept development through production and in-service support.

From icebreakers to sportfish yachts, naval combatants to deep ocean research vessels – and many in between – our breadth of clients and services enables us to tailor best practices for the specific needs of each customer, commercial and government alike. Our rigorous quality system undergoes annual third-party ISO 9001 audits in support of partnerships with Industry and Governments both domestically and internationally, reducing cost and risk to achieve their expectations.

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Our Clients

As an independent design firm, we tailor our processes to the specific needs of clients and shipyards, delivering the best value and solutions with quality and integrity. 

The Latest

Latest News
March 3, 2022

(Reston, Va.) March 3, 2022 – Gibbs & Cox, a wholly owned subsidiary of Leidos has been awarded a contract to provide Surface Combatant Ship Design Engineering Services in support of Future Surface Combatant Programs by the U.S. Navy. The award has a potential value of $318,742,913 with performance through 2027, if all options are […]

Latest News
February 9, 2022

This past summer, after nearly two years of planning, budgeting, and extensive collaboration, a team of Gibbs & Cox engineers traveled to Norfolk, Virginia, and Jacksonville (JAX) Range Complex for several months to support the Full Ship Shock Trials (FSST) of the nuclear aircraft carrier, CVN 78 USS Gerald R. Ford (GRF) in support of […]

Employee Spotlight

Matt joined Gibbs and Cox as a Mechanical Engineer in 2022 and has been a valuable member of our team assisting with the piping systems on some of our newest programs. As a graduate from Lehigh University, Matt enjoys working on complex ship systems and enhancing efficiency. Matt brings two years of ship-design experience to […]


Years of Ship Design Service


Ships Built to G&C Designs


Total Vessel Designs


International Clients


Classes of Combatants Built to G&C Designs


Of World’s Fastest Yachts
“[the] team received very strong endorsement at Design Review #2 placing us in an excellent position for [future phases of the project].   Based on the superb efforts of G&C, they are our trusted design agent for Detail Design and will perform a majority of the design work. … I have been involved in naval combatant ship design for 40 years and have never seen applause at a design review like we received at DR2.  Well Done!”