INTECSEA

What INTECSEA does

INTECSEA is an Aberdeen, UK-headquartered engineering and project delivery firm operating within the Worley group, focused on offshore energy and complex infrastructure across the energy, chemicals, and resources sectors. The firm delivers full-lifecycle services spanning consulting, early studies, engineering, procurement, construction, fabrication, and operations support, delivered through EPCM contracts that may cover single or multiple phases. INTECSEA and its sister Worley subsidiaries (Worley Chemetics, Worley Comprimo, Offshore Energy Solutions, Worley Consulting, Technology Ventures, Worley Rosenberg) offer proprietary specialist technology solutions for chemical processing, gas treatment, sulphur recovery, and offshore engineering.

The company's core technology platform centers on a globally connected team model that enables seamless collaboration across over 40 countries, integrating consulting, engineering, procurement, and construction through a single accountable partner. Specialist proprietary offerings include Worley Chemetics (chemical processing), Worley Comprimo (gas treatment and sulphur recovery units), and Offshore Energy Solutions (offshore engineering and delivery). The firm also operates Worley Consulting, which adds higher-margin strategic advisory, capital project support, digital solutions, and environment and sustainability consulting.

INTECSEA generates revenue primarily through professional services and project-based fees under EPC and EPCM contracts, with long-term alliance-style partnerships (e.g., 30+ years with SABIC at Geleen, bp Block 61 in Oman) complementing discrete project wins. Enterprise customers include SABIC, bp, Rio Tinto, Holcim, BASF, American Electric Power, Alfanar, and Eide, spanning petrochemicals, oil and gas, mining, cement, power generation, low-carbon fuels, and aquaculture. The go-to-market is direct enterprise field sales targeting major multinational operators across Conventional Energy, Low Carbon Energy, Chemicals and Fuels, and Resources verticals.

Name

INTECSEA

Legal name

Worley

Website

https://intecsea.com

Company type

Public

Founded year

1984

Operating status

Operating

Headcount range

501–1,000 employees

Short description

INTECSEA is an Aberdeen-headquartered engineering and project delivery firm within the Worley group, providing full-lifecycle EPCM services for offshore energy and complex infrastructure to enterprise clients across oil and gas, petrochemicals, mining, power, and low-carbon fuels globally.

Ownership category

akta.pro rank

Product category

Offshore Engineering Services

NAICS

Oil and Gas Field Machinery and Equipment Manufacturing (333132), Support Activities for Water Transportation (4883)

SIC

Oil & Gas Field Services, Nec (1389), Oil & Gas Field Exploration Services (1382)

akta.pro primary industry

Offshore E&P (Shallow/Deepwater, Subsea Production Systems) (EUALAAAI)

akta.pro secondary industries

Subsea Services & Equipment (Subsea Trees, Umbilicals, Installation, IMR) (EUALABAI), Offshore Subsea Gathering & Flowline Systems (TLAGAJAF), Underground & Submarine Cable EPC (HV/EHV) (EUAEABAB)

Keywords

• Offshore engineering services
• Subsea engineering design
• Front-end engineering design
• EPCM project delivery
• Oil and gas consulting

Headquarters

HQ city

Aberdeen

HQ country

United Kingdom

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Engineering and Project Delivery Services: Full lifecycle project delivery services including consulting, early studies, engineering, procurement, construction, fabrication, and operations support. Revenue generated through EPC/EPCM contracts, project-based fees, and professional services engagements.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

INTECSEA delivers offshore engineering and project management services for the oil, gas and energy sectors. The firm provides front-end engineering and design, detailed engineering, project management, procurement and construction support for offshore infrastructure including subsea systems, pipelines and floating production facilities. It serves energy operators through project-based EPC and EPCM contracts, often in long-term alliance arrangements.

Differentiator

Problem solved

Functional benefit

Quantifiable outcome

• FSRU LNG import terminal built in less than 12 months

Named customers8 records

Segments5 records

Ideal customer profiles2 records

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Four partnerships are on record, tiered core and notable.

• HolcimcoreStrategic or Co-development Partner · 17 June 2026Non-exclusive Owner's Engineering MSA to support CCUS projects across cement facilities in EU and UK. Worley provides owner's engineering services for carbon capture, utilization and storage projects.
• BASFcoreStrategic or Co-development Partner · 16 June 2026Joint delivery with Worley Comprimo of integrated gas treatment and sulphur recovery units (SRUs) for Oman's Budour Tayseer Gas Project.
• Alfanar (Lighthouse Green Fuels)notableImplementation/ SI/ Consulting Partner · 11 June 2026Completed Front-End Engineering and Design (FEED) for Alfanar's Lighthouse Green Fuels Sustainable Aviation Fuel project in Teesside, UK.
• bpcoreStrategic or Co-development PartnerLong-term alliance partnership at Block 61 in Oman for gas field development. The partnership eliminates duplication and boosts efficiency and cost discipline in one of Oman's most complex gas fields.

Scale indicators2 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Wood: Global engineering and consulting firm covering energy, chemicals, and resources. Overlaps with INTECSEA across process engineering, EPCM, and offshore but operates at much broader scale and across many non-offshore verticals.
• KBR: Global engineering, EPCM, and government services contractor with overlap in offshore engineering, gas processing, and energy transition. Broader portfolio than INTECSEA but competes on engineering scopes within offshore and integrated gas.

Direct peers

• Petrofac: Offshore and onshore EPC and operations services contractor serving upstream, midstream, and integrated gas. Competes with INTECSEA on offshore engineering scopes and integrated gas treatment projects.
• Subsea 7: Global subsea engineering, construction, and services contractor focused on SURF (subsea, umbilicals, risers, flowlines) and offshore renewables. Direct competitor on subsea tieback and offshore field development scopes INTECSEA delivers.
• McDermott International: Offshore engineering, procurement, construction, and installation contractor serving offshore oil & gas, including subsea and SURF scopes. Direct competitor on large offshore and gas field development projects.
• TechnipFMC: Integrated offshore engineering, subsea production systems, and SURF contractor. Directly comparable as a specialist in subsea tiebacks, offshore E&P, and integrated gas — competing for the same IOC/NOC offshore project scopes that INTECSEA pursues.
• Aker Solutions: Norwegian offshore engineering and EPCM firm with deep subsea, umbilical, and field design expertise. Comparable on offshore E&P, subsea production systems, and integrated field development work overlapping with INTECSEA.
• SBM Offshore: Specialist in FPSO and FSRU design, lease, and operation — directly relevant given INTECSEA's FSRU LNG terminal delivery track record. Overlaps on floating LNG/regas offshore infrastructure engineering.
• Saipem: Italian-headquartered offshore EPCI and drilling contractor active in offshore E&P, gas treatment, and subsea infrastructure. Competes with INTECSEA on offshore gas field developments, FSRU-related engineering, and integrated gas projects.

Emerging players

• Doris Group: Independent offshore and subsea engineering consultancy focused on deepwater developments, FPSOs, and floating systems. Comparable to INTECSEA on early-phase and concept engineering for offshore oil and gas fields.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/intecsea_wp
• LinkedInlinkedin.com/company/intecsea

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries6 records

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about INTECSEA