RockSalt Subsea Ltd
RockSalt Subsea Ltd is a UK-based subsea services provider founded in 2016, offering commercial diving, ROV operations, engineering support, and technical authority services for offshore and marine projects from its base in Insch, Scotland.
- Company typePrivate
- Founded2016
- HeadquartersInsch, United Kingdom
- Headcount1–10
- GTM typeB2B
- OfferingServices
What RockSalt Subsea Ltd does
RockSalt Subsea Ltd is a United Kingdom-based subsea services provider founded in 2016 and headquartered in Insch, Aberdeenshire. The company delivers commercial diving, remotely operated vehicle (ROV) operations, engineering support, and technical authority services for subsea projects. The combined service mix targets clients who require certified underwater personnel and technical sign-off on offshore scopes, typically operators, EPC contractors, or vessel owners working in offshore energy, marine infrastructure, or inspection, repair, and maintenance (IRM).
The company operates with a headcount of 1–10 employees, indicating a specialist boutique services structure rather than a scaled platform. Its Aberdeenshire base places it within the historic North Sea oil and gas services cluster, providing proximity to offshore operators, vessel providers, and fabrication contractors in the UK Continental Shelf. The available input does not disclose pricing structures, day rates, contract terms, certifications held, vessel or ROV fleet composition, or client composition.
RockSalt's positioning around "technical authority" services suggests involvement in work that requires engineering accountability and sign-off for subsea deliverables — a role typically earned through individual professional standing and prior track record rather than through scale. The bundling of diving, ROV, and engineering support points to a single-point-of-accountability model aimed at smaller subsea scopes where clients prefer one provider over a multi-contractor setup. Pricing mechanics, customer logos, and growth indicators are not documented in the available data, which materially limits visibility on revenue, customer mix, and trajectory.
RockSalt Subsea Ltd firmographics
Firmographics- Name
- RockSalt Subsea Ltd
- Legal name
- RockSalt Subsea Ltd
- Website
- https://rocksaltsubsea.com
- Company type
- Private
- Founded year
- 2016
- Headcount range
- 1–10 employees
- Short description
- RockSalt Subsea Ltd is a UK-based subsea services provider founded in 2016, offering commercial diving, ROV operations, engineering support, and technical authority services for offshore and marine projects from its base in Insch, Scotland.
- Ownership category
- akta.pro rank
RockSalt Subsea Ltd industry classification
Industry- Product category
- Subsea Services
- NAICS
- Support Activities for Water Transportation (4883), Other Support Activities for Water Transportation (48839), Support Activities for Mining (2131)
- SIC
- Oil & Gas Field Services, Nec (1389)
- akta.pro primary industry
- Underwater Salvage & Diving Operations (UWILD, Cutting, Welding) (IMAJANAD)
- akta.pro secondary industries
- Subsea Services & Equipment (Subsea Trees, Umbilicals, Installation, IMR) (EUALABAI), Unmanned Underwater Vehicles (UUV) & Autonomous Subsea Platforms (IMABAIAF)
Keywords
Where RockSalt Subsea Ltd is headquartered
LocationHeadquarters
- HQ city
- Insch
- HQ country
- United Kingdom
- HQ region
- Europe
Markets served
RockSalt Subsea Ltd business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Infrastructure
RockSalt Subsea Ltd product offering
Product offeringCore offering
RockSalt Subsea Ltd provides commercial diving, remotely operated vehicle (ROV), engineering support, and technical authority services for subsea projects. The company supplies personnel and engineering deliverables to support underwater operations across offshore and marine sectors.
Differentiator
Problem solved
Functional benefit
Products and services
- Commercial Diving Services Commercial diving services delivered to organizations executing subsea projects, providing qualified divers for underwater intervention and inspection tasks.
- ROV Operations Remotely operated vehicle (ROV) operations for subsea projects, providing ROV-based underwater inspection, observation, and intervention support for client organizations.
- Subsea Engineering Support Engineering support services for subsea projects, delivering engineering deliverables to organizations undertaking subsea work.
- Technical Authority Services Technical authority services for subsea projects, providing expert technical oversight and assurance to client organizations executing subsea work.
Companies that use RockSalt Subsea Ltd
Customer profileIdeal customer profiles1 record
RockSalt Subsea Ltd technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
RockSalt Subsea Ltd competitors and assessment
Company assessmentBroad incumbents
- TechnipFMC: Global subsea and surface engineering contractor delivering integrated subsea systems, installation, and IRM services. Comparable to RockSalt as a top-tier player whose project scopes often consume the kind of diving and technical authority work the firm targets.
- DeepOcean: Norway-headquartered subsea services company providing IMR, ROV, survey and trenching across offshore oil & gas and renewables. Comparable to RockSalt for North Sea subsea diving and ROV scope and as a potential consolidator of small specialists.
- Saipem: Italian-headquartered global engineering and subsea contractor active in SURF, offshore drilling and renewables. Comparable to RockSalt at the project-level for subsea engineering and diving/ROV scopes that may be subcontracted to specialists.
- Oceaneering International: Global provider of subsea engineering, ROV operations, and commercial diving services to offshore oil & gas, defence and renewables. Comparable as the dominant incumbent offering the same diving + ROV + engineering scope that RockSalt addresses, but at vastly larger scale.
- Mermaid Maritime: Thailand-based subsea services contractor providing ROV, diving and survey support across Southeast Asia and the Middle East. Comparable as a regional subsea services peer with similar diving/ROV/engineering capability mix.
- Subsea 7: Major subsea contractor delivering SURF (subsea, umbilicals, risers, flowlines) and IRM services globally. Comparable to RockSalt as a buyer of similar diving/ROV scopes and as a competitor for engineering and technical authority work on offshore projects.
- DOF Subsea: Norway-based subsea services provider offering IMR, ROV, survey and light intervention via subsea vessels. Comparable to RockSalt for North Sea-oriented subsea diving and ROV service delivery, though with a much larger vessel fleet.
- Helix Energy Solutions Group: US-listed provider of subsea intervention, ROV services and well intervention to offshore operators. Comparable to RockSalt in offering integrated subsea diving/ROV and engineering support, though at substantially greater scale and fleet intensity.
Emerging players
- Osbit: UK-based designer/manufacturer of offshore equipment including ROV-deployable subsea tools for the offshore wind and oil & gas markets. Comparable to RockSalt as a small, UK-rooted subsea specialist addressing overlapping customer needs in the North Sea.
Direct peers
- ROVOP: UK-headquartered ROV operator providing remotely operated vehicle services to the offshore energy sector. Directly comparable to RockSalt as a focused ROV/subsea services specialist of similar size and UK/North Sea orientation.
Market position
Strengths4 records
Weaknesses5 records
Competitive moat2 records
Key risks5 records
Key highlights5 records
Customer concentration
RockSalt Subsea Ltd social profiles
Digital presenceRockSalt Subsea Ltd financial estimates
Financial estimateRevenue estimate
Valuation estimate
RockSalt Subsea Ltd leadership team
Management profileNumber of profiles
RockSalt Subsea Ltd funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
RockSalt Subsea Ltd M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about RockSalt Subsea Ltd
What does RockSalt Subsea Ltd do?
RockSalt Subsea Ltd provides commercial diving, remotely operated vehicle (ROV), engineering support, and technical authority services for subsea projects. The company supplies personnel and engineering deliverables to support underwater operations across offshore and marine sectors.
When was RockSalt Subsea Ltd founded?
RockSalt Subsea Ltd was founded in 2016. It employs 1 to 10 people.
Where is RockSalt Subsea Ltd based?
RockSalt Subsea Ltd is headquartered in Insch, United Kingdom, in the Europe region.
Who are RockSalt Subsea Ltd's main competitors?
Broad incumbents on record are TechnipFMC, DeepOcean, Saipem, Oceaneering International, Mermaid Maritime, Subsea 7, DOF Subsea and Helix Energy Solutions Group. Osbit is listed as an emerging player. ROVOP is listed as a direct peer.
Does RockSalt Subsea Ltd have an API?
No public API is recorded for RockSalt Subsea Ltd.
What industry is RockSalt Subsea Ltd in?
RockSalt Subsea Ltd's product category is Subsea Services. Its primary akta.pro industry code is IMAJANAD, Underwater Salvage & Diving Operations (UWILD, Cutting, Welding), with a secondary code of EUALABAI, Subsea Services & Equipment (Subsea Trees, Umbilicals, Installation, IMR). Its NAICS code is 4883 and its SIC code is 1389.