MMC Diving Services

"Since 1964"

24 hour Emergency Line: 01983 864 330

  • We have a 55 foot barge, accommodation for a full dive team and welfare facilities on board which include a galley, office, shower and heads with a purpose built drying room. One hull is a workshop with storage space.

    Self sufficient with a 52 kva 3 phase generator and available to rent. Please contact us for further information.

  • We strive at all times to maintain our excellent safety record and our goal for all projects is to have no incidents or accidents to our personnel, co-workers or the public at large, protecting not just ourselves but the reputation of our clients.

  • Although we provide services to most marine industries our core activities and specialist skills are concentrated in six key sectors:

    • Renewable energy
    • Submarine cables
    • Marine civil engineering
    • Water and waste water
    • Defence, construction and demolition
  • We operate as both main contractors and as specialist sub-contractors and would be pleased to discuss or tender for any marine civil engineering related projects that you are involved with.


    MMC are specialist providers of access engineering solutions including rescue, rope access and confined space works. The combination of these services allows MMC to offer innovative solutions to various challenging tasks, often in hazardous and difficult working conditions.

    We believe that it is our commitment to safety and innovation, as well as our multi-skilled personnel.

  • We develop lasting relationships by exceeding expectations. We operate as both main contractors and as specialist sub-contractors and would be pleased to discuss or tender for any marine civil engineering related projects that you are involved with.

  • We would welcome clients to visit our facilities to reassure themselves of our capabilities and to appreciate our total commitment to their requirements.

  • Our equipment is maintained to a very high standard in our own workshops and is subject to our stringent in-house, planned maintenance procedures carried out by our skilled technicians.

    All maintenance, logs, inventories and certificates are networked, uploaded and viewable on every site.

  • Drilling, cutting, burning, welding and breaking equipment, inspection, testing and surveying equipment, Cardox rock, concrete material breaking and blasting system, maintenance, construction and demolition, support vessels, boats and barges, grouting and concreting, breakout and replacement, thickness NDT, tanks and ships, interpretive report writing on any survey or inspection.

  • We aim to provide the very best service available. We love what we do and this is transparent in our work and your results.

    MMC has a range of hydraulic, pneumatic tools and burning, welding equipment available. Please contact us to discuss your requirements.


Project: MMC assist Eodex UXO investigation in Normandy

Client: Eodex Ltd

Principle Contractor: RTE


Duration: 50 days

Date posted: 11-03-2022

MMC supplied Eodex with a full dive spread, compressor, tools container and divers to assist them to carry out the UXO Target Investigation of the seabed sites off the coast of Normandy, France. The end client, RTE, required the site to be clear of all UXO targets prior to the installation of two 225 kV Cable Links connected from the landfall transition joint located at Bernières-sur-Mer to the Windfarm Offshore Substation.

[Read full case study]

Project: UXO investigation works in Lowestoft

Client: Farrans

Contractor: Eodex

Duration: 10 Days

Date posted: 31-08-2021

The aim of the project was to identify 28 x buried anomalies at the site of the future Gull Wing Bridge in Lowestoft inner harbour prior to construction.

[Read full case study]

Project: MMC Divers undertake UXO Mitigation in Brighton

Client: Exord ltd

Principle Contractor: UK Energy industry


Duration: 1 week

Date posted: 26-03-2021

MMC Divers completed a UXO clearance in Brighton over the festive period. Our team which included former Royal Navy underwater explosive specialists provided a safe, reliable, environmentally considerate solution tailored to meet this most challenging subsea project.

[Read full case study]

Project: MMC Divers complete UXO clearance in HMNB Portsmouth Harbour

Client: Volker Stevin

Contractor: MMC Diving Services ltd

Duration: 1 week

Date posted: 24-03-2020

MMC Divers provided a UXO dive team to identification potential unexploded ordnance within HMNB Portsmouth North Camber prior to the new dolphin installation for the arrival of HMS Prince of Wales aircraft carrier.

HMNB Portsmouth was home to our British fleet, and as such was subjected to heavy bombing during the war, many failed to function as intended and a great number are believed to be buried on the seabed.

[Read full case study]

Project: UXO Mitigation in High Security Nuclear Submarine Shipyard - Barrow in Furness

Client: BAE

Contractor: McLaughlin & Harvey Ltd

Duration: 2 weeks

Date posted: 07-02-2020

MMC Divers complete UXO clearance in high security nuclear submarine shipyard prior to quay extension works in Barrow in Furness.

[Read full case study]

Project: MMC Unexploded Ordnance (UXO) Clearance Divers

Client: Fellows

Principle Contractor: Knights Brown

Contractor: MMC Diving Services

Duration: 2 weeks

Date posted: 11-11-2019

MMC Divers provide unexploded ordnance (UXO) dive support to Fellows prior to piling operations within the International Ferry Port in Portsmouth Harbour for the construction company Knights Brown.

[Read full case study]

About Us

Small classic boat salvage

Anode installation Portsmouth harbour

Denso Seashield 2000 Pile wrapping in Portsmouth harbour

Poole High Pressure Water Jetting

Saint Christophe 1 Salvage

Cowes Harbour Repairs

Mv Malbuhay Salvage

Iford Bridge Scour

Waterside Pool Ryde




Association of Diving Contractors UK Health and Safety Executive Construction Line Achilles UVDB Joscar Registered Cyber Essentials Sea Shield Approved Applicators HCL Clamping Solutions