Acteon Group

What Acteon Group does

Acteon Group is a privately held UK-headquartered offshore energy engineering services company that delivers integrated solutions across the full lifecycle of offshore energy assets. Operating through four core business lines — Intermoor (Mooring and Anchors), Menck (Marine Foundations/Hydraulic Hammers), UTEC (Geo-services), and 2H (Engineering Consultancy) — the company serves offshore oil & gas operators, offshore wind developers, and nearshore construction contractors across 100+ global locations spanning the UK, Norway, Brazil, US, Singapore, UAE, Australia, and additional markets.

The company's technology portfolio centers on proprietary mooring and foundation solutions, including the patented SEPLA (Suction Embedded Plate Anchor) with 180+ installations worldwide, the next-generation FEPLA for floating offshore wind, the Menck hydraulic hammer range (100 kJ to 6,250 kJ), the PROD seabed drilling system rated to 4,000m water depth, and the Drive-Drill-Drive (3D) hybrid pile installation method. Digital capabilities include the iSite cloud-based asset management platform (deployed across 500+ projects) and digital twin technologies combining finite element analysis with machine learning for predictive integrity management. The company has executed world-record projects including deepwater foundation installation at 2,120m water depth and decommissioning of the Gulf of Mexico's deepest floating platform (Red Hawk Spar) at 1,585m.

Acteon generates revenue primarily through project-based services and multi-year managed service contracts with enterprise customers. Revenue streams include mooring installation and integrity management, hydraulic hammer equipment supply, engineering consultancy (FEED, mooring design, geotechnical analysis, digital twins), site investigation and geotechnical surveys, and decommissioning services. The company sells exclusively through direct enterprise field sales to oil & gas operators (Petrobras, Anadarko, Altera) and offshore wind developers (Ørsted, Siemens Gamesa, Shell), with multi-year contracts (e.g., three-year Petrobras mooring services) and integrated cross-business-line engagements (Intermoor + 2H + UTEC stack-up mooring delivery). The company recently divested its Claxton decommissioning business to AF Gruppen for £63.5 million and acquired Upstream Engineering to expand fixed platform EPC capability.

Name

Acteon Group

Legal name

Acteon Group Operations (UK) Limited

Website

https://acteon.com

Company type

Private

Founded year

2004

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Acteon Group is a UK-based offshore energy engineering services firm operating through four business lines (Intermoor, Menck, UTEC, 2H) that delivers integrated mooring, foundation, geotechnical, and asset integrity solutions to oil & gas operators and offshore wind developers globally across 100+ locations.

Ownership category

akta.pro rank

Product category

Offshore Energy Engineering Services

NAICS

Support Activities for Mining (2131), Geophysical Surveying and Mapping Services (541360), Other Support Activities for Water Transportation (48839)

SIC

Oil & Gas Field Services, Nec (1389), Oil & Gas Field Machinery & Equipment (3533)

akta.pro primary industry

Marine & Offshore Energy O&M (Offshore Wind, Platforms, Subsea Assets) (EUAEAGAO)

Keywords

• Offshore engineering services
• Mooring and anchoring
• Marine foundation installation
• Offshore decommissioning services
• Offshore geotechnical surveys

Headquarters

HQ city

Norwich

HQ country

United Kingdom

HQ region

Europe

Offices8 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Infrastructure, Supply Chain, Marketing or Sales

Revenue model

1. Offshore Decommissioning Services: Project-based decommissioning engineering and offshore execution services for ageing offshore platforms, FPSOs, FPUs, and subsea infrastructure. Includes removal, disposal, mooring disconnection, ballasting, and tow preparation. Revenue is earned per campaign/project.
2. Multi-Year Mooring Services Contracts: Multi-year (typically three-year) contracts for mooring services, asset integrity management, and monitoring. Example: Petrobras stack-up mooring system contract integrating Intermoor, 2H, and UTEC. Provides recurring revenue stream over contract duration.
3. Hydraulic Hammer and Foundation Equipment Supply: Supply of proprietary hydraulic pile-driving hammers (Menck brand, models from 100 kJ to 6,250 kJ) and associated tooling to T&I contractors. Example: multi-million-pound agreement with Heerema Marine Contractors for MHU4400S hammer systems including MNRU noise mitigation units.
4. Engineering Consultancy Services: Engineering consultancy services (via 2H) including platform design, riser/foundation/SURF engineering, FEED studies, mooring design, geotechnical analysis, and digital twin development. Revenue is earned on project/contract basis, including the acquisition of Upstream Engineering expanding fixed platform portfolio.
5. Site Investigation and Geotechnical Services: Geophysical and geotechnical survey services using proprietary PROD system, seabed CPT systems (Manta 200), and geospatial surveys. Supports offshore wind and oil & gas site characterization projects globally.

Go-to-market motion3 records

Distribution channels1 record

Marketing channels6 records

Core offering

Acteon Group delivers integrated offshore energy infrastructure services spanning the full project lifecycle — site investigation and characterisation, offshore construction (mooring, foundations, positioning), asset integrity management, and life extension/decommissioning. Services are delivered through four wholly-owned business lines: Intermoor (mooring and anchors including SEPLA and FEPLA plate anchors), Menck (hydraulic pile-driving hammers), UTEC (geotechnical and geo-services including the PROD seabed drill and iSite platform), and 2H (engineering consultancy with digital twin capabilities). The company serves offshore oil and gas operators and offshore wind developers across 100+ global locations.

Product overview

Acteon Group is an offshore energy engineering services company providing lifecycle solutions across four core service areas: Site Investigation and Characterisation, Offshore Construction, Asset Integrity Management, and Life Extension and Decommissioning. The company operates four business lines: Intermoor (Mooring and Anchors), Menck (Marine Foundations/hydraulic hammers), UTEC (Geo-services), and 2H (Engineering consultancy). Acteon offers specialized technologies including SEPLA and FEPLA plate anchors for mooring systems, Drive-Drill-Drive (3D) pile installation methods, PROD seabed drilling systems, and digital platforms including iSite for asset management and digital twins for structural monitoring. The integrated portfolio serves offshore wind, oil and gas, and nearshore construction industries across global locations.

Differentiator

Problem solved

Functional benefit

Brands

• Intermoor: Acteon's Mooring and Anchors business line providing permanent and temporary mooring solutions including SEPLA and FEPLA anchor technologies
• Menck
• UTEC
• 2H

Products and services

• SEPLA (Suction Embedded Plate Anchor) Patented anchoring solution combining suction pile and plate anchor technologies for offshore mooring. SEPLAs are inserted into a suction follower for embedment before the follower is recovered for reuse, leaving no mechanical hardware on the seabed. Up to 50%+ total mooring cost savings vs. traditional suction piles. 180+ installations worldwide. Patented by Intermoor.
• FEPLA (Flexibly Embedded Plate Anchor) Next-generation anchoring solution for floating offshore wind using hybrid vibro/impact dual-mode embedment system suitable for sand, clay, and mixed soil layers. 30-50% faster installation, 60-70% carbon footprint reduction, up to 70% lighter than piles, no high bollard pull or deep proof loading required, and removable at end-of-life.
• PROD (Portable Remotely Operated Drill) Self-contained, remotely operated seabed drilling and geotechnical testing system rated to 4,000 m water depth, investigating seabeds to 150 m below seafloor. Achieves geotechnical data 5x faster than traditional drillships, delivers lower cost per metre of data, and improves shear strength measurement by 20%.
• Menck Hydraulic Hammers Hydraulic double-acting impact hammers from Menck ranging from 100 kJ to 6,250 kJ energy output (e.g., MHU4400S, MHU6000W) for efficient pile driving in any soil formation. The MHU6000W is purpose-designed for next-generation XXL monopile installation in offshore wind with integrated noise reduction technology (MNRU) and GNSS integration.
• Drive-Drill-Drive (3D) Pile Installation Method Hybrid pile installation method combining initial pile driving, relief drilling, and final pile re-driving to overcome challenging soil formations and refusal risk. Reduces operational complexity by avoiding need for casings or grout. Used on 160 monopiles at Gwynt Y Môr wind farm.
• iSite Digital Asset Management Platform Cloud-based digital asset management and visualization platform for offshore survey and inspection data. Used across more than 500 projects globally. Up to 89% of iSite users reported significant cost savings. Supports all phases from site investigation to long-term structural inspection.
• Structural Digital Twins Structural digital twins for offshore energy projects using finite element models trained with machine learning for real-time monitoring, anomaly detection, and predictive maintenance. Combines design records, offshore inspection data, real-time sensor inputs, simulated data, and virtual sensors. Used by Siemens Gamesa at Coastal Virginia Offshore Wind and on TetraSpar floating wind demonstration project.
• Site Investigation and Characterisation Services Comprehensive seabed characterization services for offshore energy projects including geophysical surveys, geotechnical surveys, and geospatial surveys. Supports offshore wind and oil and gas site characterization globally.
• Offshore Construction Services Design, installation and commissioning of offshore projects including positioning and construction support, integrated marine foundations, and mooring solutions for offshore wind and oil and gas operators.
• Asset Integrity Management Services Services to maximize lifetime value of offshore assets through offshore inspection, monitoring and digital solutions, and mooring integrity management. Includes digital twin-based predictive maintenance for offshore structures.
• Life Extension and Decommissioning Services Services for maximizing value of ageing offshore assets including removal and disposal services, asset life extension, and decommissioning engineering. Includes project-based decommissioning for FPSOs, FPUs, spars, and subsea infrastructure. 300+ decommissioning projects completed.
• SubSea Quieter® Noise Mitigation System Patented noise mitigation technology by Sealence consisting of flexible panels made from air-inflatable membrane deployed underwater around offshore foundations during installation, acting as an acoustic shield to reduce underwater noise. Being adapted for floating wind turbine deep anchoring and offshore electrical substations through the Searénité Consortium.
• Menck Noise Reduction Unit (MNRU) Noise mitigation technology integrated with Menck hydraulic hammer systems to reduce underwater noise during pile driving, ensuring compliance with environmental regulations.

Quantifiable outcome

• SEPLA anchors deliver >50% total mooring cost savings compared to traditional anchoring solutions
• +6 more outcomes

Named customers9 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability7 records

Feature7 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• Jumbo OffshorecoreStrategic or Co-development Partner · 9 June 2026Intermoor (Acteon) and Jumbo Offshore collaborate on permanent mooring projects for FPSOs, combining Intermoor's mooring engineering and installation expertise with Jumbo Offshore's vessel capabilities. Brian Boutkan (Jumbo) and Martin Kobiela (Intermoor) discussed the value of integrated mooring approaches on the Act on Energy podcast, highlighting how early alignment of engineering, installation, and lifecycle performance reduces cost, risk, and long-term complexity.
• Searérité Consortium (Chantiers de l'Atlantique, EDF power solutions, Heerema Marine Contractors, Menck, RTE, Sealence, Smulders)coreStrategic or Co-development Partner · 7 April 2026Seven European organizations formed the Searérité Consortium to develop the SubSea Quieter® noise mitigation system for offshore wind operations. The €7.1M project (funded by France 2030 via ADEME) adapts Sealence's patented SubSea Quieter® technology for floating wind turbine deep anchoring and offshore electrical substations foundations. Menck (Acteon's Marine Foundations business line) provides technical advisory support for acoustic modelling, interface design, and deployment procedure development. Year one focuses on design, acoustic modelling, and pressurized tank tests down to 300m depth.
• Heerema Marine Contractors Nederland SEcoreStrategic or Co-development Partner · 5 March 2026Menck (Acteon's Marine Foundations business line) entered a strategic multi-million-pound agreement to supply Heerema Marine Contractors with two MHU4400S hydraulic hammer systems, each accompanied by Menck Noise Reduction Units (MNRU). The first hammer was delivered in March 2026; the second is scheduled for October 2027. This agreement reinforces long-standing collaboration and strengthens Heerema's position among leading T&I contractors. Heerema is a long-time client, partner, and operator of Acteon's products.
• Australian Research Council / University of Western Australia (UWA) / Shell Australia / EDF Power Solutions / TotalEnergies / 2HcoreStrategic or Co-development Partner · 19 January 2026Intermoor (Acteon's Moorings and Anchors business line) is part of a Joint Industry Project (JIP) awarded a major grant by the Australian Research Council. The 'SEPLA in Sand' project, developed with the Centre of Offshore Foundation Systems at UWA, Shell Australia, EDF Power Solutions, TotalEnergies, and 2H, aims to enhance understanding of SEPLAs in sandy and layered soils. Findings will also inform development of the FEPLA (Flexibly Embedded Plate Anchor). Research will provide critical insights for safer, more efficient offshore anchoring operations.
• Wynnergy MarineminorStrategic or Co-development Partner · 29 October 2025Acteon and Wynnergy Marine, a Taiwan-based marine solutions provider, signed a strategic MOU to jointly deliver renewable energy projects across the region. Wynnergy brings regional marine expertise in Taiwan, complementing Acteon's offshore infrastructure capabilities for renewable energy projects.
• Petrofac (for FPSO Northern Endeavour)minorImplementation/ SI/ Consulting Partner · 30 September 2025Intermoor secured a contract from Petrofac for engineering, equipment, and install/removal of a temporary mooring system for FPSO Northern Endeavour in Singapore. Intermoor acts as the specialist mooring contractor delivering against Petrofac's project requirements.
• University of Dundee Geotechnical Engineering FacilitycoreStrategic or Co-development Partner · 30 September 2025Intermoor completed the first phase of model testing for the FEPLA (Flexibly Embedded Plate Anchor) at the University of Dundee Geotechnical Engineering Facility. Tests focused on vibro-hammer embedment and pullout capacity in sand using 1/60 scale model in 1g environment, validating the apparatus ahead of planned centrifuge trials. Results aligned with empirical predictions and provided new insights into vibro-embedment of closed-ended piles.

Scale indicators12 records

Recent moves7 records

Expansion highlights6 records

Broad incumbents

• Saipem: Saipem is a large integrated EPCI contractor serving offshore oil & gas and offshore wind, including foundations, subsea, and floating production systems. It competes on integrated tenders where Acteon would contribute specialized mooring, foundation or survey services as a subcontractor.
• TechnipFMC: TechnipFMC is a large subsea and surface energy engineering, equipment, and services provider. Its integrated subsea and SURF portfolio competes on larger scopes where 2H and Intermoor would otherwise contribute engineering and mooring expertise.
• Worley: Worley provides engineering, procurement, and project services across offshore energy and renewables. Its engineering consultancy and offshore project delivery capabilities overlap with Acteon's 2H engineering consultancy, especially after the Upstream Engineering acquisition broadened fixed-platform scope.

Direct peers

• Oceaneering International: Oceaneering provides subsea tooling, intervention, mooring, and survey services for offshore energy operators. Its mooring integrity services and intervention tooling portfolio directly overlap with Intermoor's mooring and UTEC's geo-services offerings.
• Subsea 7: Subsea 7 is a global leader in offshore EPCI and SURF, including mooring installation, riser systems, and subsea construction. It directly competes with Acteon's Intermoor and 2H business lines on integrated mooring and SURF scopes for oil & gas and offshore wind clients.
• Fugro: Fugro is a global leader in offshore site characterization, geotechnical, and geophysical surveys. UTEC competes most directly with Fugro on geophysical and seabed investigation scopes for offshore wind and oil & gas projects.
• Van Oord: Van Oord is an offshore wind installation and marine contracting specialist with strong foundation and cable installation capabilities. It is a frequent counterpart on offshore wind tenders where Acteon supplies foundation equipment or mooring services.
• DEME Group: DEME operates a major offshore installation fleet and provides EPCI services for offshore wind and decommissioning. It competes with Acteon's Menck and Intermoor business lines on foundation and mooring scopes for offshore wind developers.
• Trelleborg Marine and Infrastructure: Trelleborg supplies marine fenders, mooring systems, and offshore infrastructure including polymer-based mooring solutions. It competes with Intermoor on mooring hardware and engineered solutions for ports, terminals, and offshore energy.
• Helix Energy Solutions: Helix is a specialist in well intervention and offshore decommissioning, including FPSO and subsea infrastructure removal. It overlaps with the decommissioning scope Acteon delivers through its mooring and asset integrity capabilities.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/channel/UCNRbDGki89b_1gXsnWToYfw
• LinkedInlinkedin.com/company/1642134

Revenue estimate

Valuation estimate

Number of profiles

Profiles18 records

Subsidiaries5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A2 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Acteon Group