Leading Experts in Commercial Diving & Marine Operations

34 Years of trusted Excellence
IN the UK & Beyond

WE DELIVER UNMATCHED SAFETY, PRECISION AND RESULTS IN COMPLEX UNDER WATER ENVIRONMENTS

SMS facts
1991

Established

10

Diving
Teams

4

Chambers

34

years of
HSE compliance

Testimonials

What they say

Setting the Highest Standards In Marine Services

About Seawork Marine Services

Leaders in Providing Cutting Edge Marine Technology

 At Seawork Marine Services, we specialise in commercial diving, marine construction, salvage, confined space entry, and underwater inspections. For over 34 years, we’ve supported clients across ports, harbours, energy sites, and waterway infrastructure projects—delivering safe, innovative, and cost-effective marine solutions.

OUR ACCREDITATION

EXCELLENCE IN MARINE OPERATIONS

At Seawork Marine Services, we don’t just use average equipment—we operate with cutting-edge technology designed for the most demanding marine challenges. Our expert team, equipped with advanced technology and specialised tools, delivers high-precision underwater construction, inspections, salvage, and confined space operations with exceptional safety and efficiency.

Advanced Technology

Industry-leading equipment engineered for complex marine environments.

Uncompromising Safety

Our highly skilled personal comply with the highest safety standards.

Expert
Execution

Innovation is at the core of Seawork’s ethos, ensuring every mission succeeds.

Insights & Innovations from the Depths

OUR BLOG

Anti-Vortex Plates and Pipework

Following previous works and after the mass concrete plug was cured, Seawork returned to install anti vortex plates and pipework. Precision accuracy was required by the divers installing the system ...

Culvert Tideflex Valve Plate

Seawork provided the diving services together with the lifting operations to install a Tideflex Valve plate assembly to a culvert discharge. Work involved drilling and resin setting fixings and removal ...

Outfall Maintenance

Seawork were engaged to undertake the replacement of the new tide flex duck bill valves on an outfall in 25 metres of water. Working again from the DSV Curtis Marshall ...

OUR CLIENTS