Complete Marine Engineering Solutions

At S. T. Hudson, we specialize in innovative and cost-effective designs for new and existing port and marine terminal facilities, in addition to providing investigation, environmental, and efficient EPC and engineering services.
Rendering of Delaware Memorial Bridge Ship Collison Fender System designed by S. T. Hudson Engineers, Inc. 

For over 57 years, S. T. Hudson has been a pioneer in state-of-the-art marine and total harbor facilities. We are a one-stop shop for marine services, with seasoned engineers who have experience in all aspects of the marine and terminal project cycle. We provide turnkey marine and terminal engineering services across the U.S. and internationally, with extensive experience in the Eastern U.S., Gulf Coast, and the Caribbean.

Our Partners


Explore Our Services

We do more than simply marine engineering and design. Our in-house specialists, including certified diving and hydrographic surveying crews, ensure that every aspect of your project adheres to our high-quality standards.


Our adept ability to navigate the permitting process allows us to address your most pressing environmental issues and...


Our in-house survey crews collect detailed data through hydrographic surveys, dive inspections, UAV surveys, and laser...


Utilizing decades of marine engineering experience and the latest design software, we offer mechanical and marine...

Construction Management

We provide comprehensive EPC (engineering, procurement, and construction) services for your marine facility or...

We Go Beyond the Bulkhead

Our extensive experience allows us to bring excellence to marine engineering and services. With a full roster of engineers, construction managers, environmental specialists, hydrographers, and divers, the S. T. Hudson team is equipped to meet your needs for the duration of your project.

ST Hudson is a disciplined and motivated team that has strong leadership skills and possesses that innate ability to superbly balance practicality, budget, schedule, quality, and mission accomplishment.

Delaware River and Bay Authority -

See Our Experience

Delaware River and Bay Authority

Delaware River and Bay Authority

Delaware Memorial Bridge Ship Collision Fender System
Philadelphia Regional Port Authority

Philadelphia Regional Port Authority

Pier 80 and 82 Hardware Repairs | Pier 82 and 84 Pile Repairs
Energy Transfer Marcus Hook Industrial Complex

Energy Transfer Marcus Hook Industrial Complex

Dock 2A Upgrades / Modifications
Energy Transfer Marcus Hook Industrial Complex

Energy Transfer Marcus Hook Industrial Complex

Addition of a New Fire Water Intake System
View More Projects +

How Can Our Turnkey Solutions Help You?