About us

Our story so far...

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The Rocksalt Subsea Story...

RockSalt Subsea Ltd is a leading subsea contracting company headquartered in Insch, Aberdeenshire, with an additional operational base in Newcastle. Since our establishment in 2016, we have specialised in delivering high-quality commercial diving and Remotely Operated Vehicle (ROV) services, alongside engineering support and the provision of Technical Authority personnel.

We operate across both onshore and offshore environments, serving clients in the oil & gas, renewable energy, and nearshore infrastructure sectors.

As a proud IMCA Member for Surface Supplied Diving, RockSalt Subsea is committed to delivering tailored, safe, and cost-effective solutions for a wide range of subsea challenges. Our integrated management system is certified to ISO 9001:2015 and ISO 45001:2018, and our services are accredited by DNV, Lloyd’s Register, Bureau Veritas, and ABS for diving and ROV in-water surveys.

Our diving support vessel, MV Equinox, is fully equipped to handle nearshore operations, with capabilities enhanced by a portable ROV for survey and inspection tasks.

To further support operational safety and readiness, we maintain a Therapeutic Dive Decompression Chamber (DDC) onsite at our Insch facility—ensuring swift emergency response and diver support when needed.

Kirby Morgan Dive Helmet

With a team of over 50 experienced professionals, RockSalt Subsea has completed more than 100 successful diving projects worldwide. Our comprehensive service offering includes:

Inspection, Repair & Maintenance (IRM)
Construction & Installation
Nearshore & Marine Operations
Engineering & Technical Authority Support
Project Management

At RockSalt Subsea, we take pride in our solution-focused approach, risk-aware project management, and unwavering commitment to client satisfaction. Whether it’s routine maintenance or complex subsea intervention, we have the expertise, resources, and drive to deliver results—safely and efficiently.

Core Values

Our core valued define our commitment and expected behaviours in support of our vision to be recognised as a customer-focused contractor, delivering safe, quality driven and cost-effective diving and underwater projects within the oil & gas, renewable energy and nearshore industry sectors.

Safety

We value safety and will act as a company and individually to ensure the safety of our people and those around us.

Environment

We respect our environment and will ensure that our acts and omissions do no harm to the living environment.

Customer

We value our customers and will organise, plan and undertake our projects to achieve maximum customer satisfaction.  We will build lasting relationships by helping our clients deliver their goals with our solution-focussed approach.

Equality

We shall ensure that through the conduct of our business, no individual shall be subject to any discrimination.

Respect

We value each other, respect our relationships and will work together as a team to deliver positive experiences for all.

Innovation

We value opportunity and encourage our people to be innovative and play a part in growing our company and prospering as individuals.

 

Our whole team are fully committed to our values and together we aim to be recognised as a customer-focused contractor, delivering safe, quality driven and cost-effective diving and underwater projects within the inshore, oil and gas and renewables industries.

For more information, please contact us directly.

 

 

 

 

Services

Case Studies

RockSalt Subsea Engineering & Technical Authority

Personnel Supply for New Build Vessel

Supply of Personnel - New Build Vessel The Atair is a research vessel, which was built in Germany. It commenced ...

Single buoy mooring diving project, Ireland - RockSalt Subsea

Annual Inspections of Single Buoy Mooring

RockSalt Subsea provides annual pre-berthing inspections of a single buoy mooring, where the CP and UT readings are recorded up ...

OPT Buoy De-ballasting - RockSalt Subsea, March 2019

OPT Buoy De-Ballasting

The Project RockSalt provided diving services for a client at Nigg Port for OPT Buoy De-Ballasting. Diving Mode of Operation ...

Rothesay Ferry Terminal – Scour Baffle Installation

Rothesay Ferry Terminal – Scour Baffle Installation

Rothesay Ferry Terminal - Scour Baffle Installation Rothsay harbour lies on the Isle of Bute on the west coast of ...

Diving Services for recovery and changeout of SUTU Subsea Termination Unit

Recovery and Changeout of SUTU

RockSalt provided diving services as part of a recovery and changeout operation for a SUTU Subsea Termination Unit at EMEC’s ...

RockSalt Subsea - Dive System 1

Diving Team Call Outs

Diving Team Call Outs It’s not uncommon for vessels to encounter obstructions that require inspection and removal. This can often ...

 

Head Office
Unit 9
Insch Business Park
Insch, Aberdeenshire
AB52 6TA
Tel: 01464 821739
info@rocksaltsubsea.com

Newcastle Office
Blyth Workspace
Commissioners Quay
Quay Road, Blyth, UK
NE24 3AF
Tel: 01670 338544
info@rocksaltsubsea.com

Cork Ireland Office
2nd Floor, Sarsfields
Riverstown, Glanmire
Cork
Ireland
T45 R243
info@rocksaltsubsea.com

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RockSalt Subsea Ltd. is registered in Scotland. Company no SC52449 | VAT no 233855009
RockSalt Subsea Ireland & Europe Ltd. is registered in Dublin, Ireland. Company no 791010

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