Founded by Samuel T. Hudson II in 1967, S. T. Hudson Engineers, Inc. remains a family business. S. T. Hudson Engineers, Inc. specializes in a niche market for design, rehabilitation, and regulatory compliance of marine facilities and terminals. With 87% returning clients, our client base spans various industries: Refining & Petrochemical, Government, Real Estate, Leisure & Cultural, and Education. S. T. Hudson Engineers, Inc. designs and engineers all types of custom terminal facilities–ranging from the smallest of projects to in excess of $250 million. We also serve the refining, gas, chemical, power, and petrochemical industries.
Hudson's in-house hydrographic surveys provides our clients with precise and timely bathymetric data products and services. Services include: Multibeam, Single Beam, Scanning Sonar, Side Scan, Sub-Bottom Profiling, ROV Operations, and Magnatometer. An example of what Hudson's in-house hydrographic surveys provides is this bathymetric data set viewed in a 3D point cloud. Existing piles are shown below the water surface, which are both damaged and undamaged, capturing an extremely accurate site characterization in a timely manner. Our professional in-house staff includes Structural Engineers, Tank Engineers,  Piping Designers, Environmental Regulatory Compliance Specialists, Dredge Consultants, Construction Managers and Inspectors. S. T. Hudson Engineers, Inc. has been a respected name in the waterfront facilities engineering for over 50 years. With roots in the Philadelphia and Delaware Valley Waterfront, we are pioneers in state-of-the-art marine structures and total harbor facilities.

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Marine Engineering

Experts in piling foundations, underpinning, tiebacks, cargo handling facilities, piers, docks, wharves, bulkheads, mooring and breasting dolphins.


Terminal Engineering & Design

Specialists in the engineering and design of petroleum, chemical and material handling terminal facilities.


Hydrographic & Marine Services 

Hudson’s in-house hydrographic survey capabilities run deep, capturing a wide range of what is happening below the water surface.



S. T. Hudson Engineers, Inc.

Marine Engineers & Consultants

S. T. Hudson Engineers, Inc. has been a respected name in terminal facilities and marine engineering for over 50 years. With roots in the Philadelphia and Delaware Valley Waterfronts, we are pioneers in state-of-the-art marine and total harbor facilities.  Hudson’s project experience is coast-to-coast across the United States and includes many international locations.  The core of our experience is the Eastern US, Gulf Coast and the Caribbean.  S. T. Hudson Engineers, Inc. is known for developing innovative and cost-effective designs for new construction, repair and the rehabilitation of all types of port and marine terminal structures and facilities, such as piers, wharves, loading platforms, mooring structures and bulkheads. Beyond the bulkhead,  Hudson specializes in tank design, mechanical and piping systems, instrumentation and controls, MVR system re-certifications, and electrical services.  Our hydrographic survey operations include: high resolution multibeam, dual frequency single beam, scanning sonar,  side scan, and magnetometer services. Our in-house commercially certified hard-hat divers complement our services by performing marine investigations and inspections. Staffed with engineers, construction managers, environmental specialists, hydrographers, and divers, Hudson stands ready to help your needs.

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Important notice regarding COVID-19

To our Valued Clients and Friends,

Hudson’s leadership has been carefully monitoring the rapidly developing facts surrounding the  COVID-19 pandemic. We are constantly evaluating how to maintain a safe work environment for our employees while continuing to provide our clients with the best possible services we have to offer. 
Our first priority is the health and safety of our Hudson team and clients.  As COVID-19 continues to impact our communities, we are following guidance from the CDC, national and local governments in taking extra precautions in all areas of our business and services.  
Details for you to know:
We are open and operational
At Hudson we have built an infrastructure that allow us to react smoothly to events like the COVID-19 threat. Some of our team is working remotely. We have provided them the resources to work from home if they feel most comfortable doing so.  We are also taking all precautions for cleanliness and personal spacing for those that choose to work out of our offices.  We have asked our employees to stay home if they feeling sick or come in contact with anyone that may have been exposed to illness or COVID-19. 
We are committed to continue working and remain available for our clients during these unprecedented times.  We are available to be reached via office phone, cell phones, emails, or texts. In the event that you leave a voicemail, we will do our best to provide a prompt response. 
We are prepared
Should we find it best or are mandated for all of our team to eventually work remotely, we are able to do so and remain committed to providing quality and efficient service to you. Hudson has built an infrastructure that allows us to react smoothly to events or natural disasters that impact our regular business operations.
Flexibility, Understanding, and Communication
The safety of our team remains a priority. Should they not be able to attend a meeting or have limited access to site work that is required to complete a task we will be in communication with you immediately and adjustments made accordingly.
If you have any questions regarding our COVID-19 Preparedness, please reach out to our leadership team or your Hudson point of contact.
We are lifting up those who have been affected in health and business, and remain dedicated to navigating this situation.