OCTOMAR Serviços Marítimos


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Offshore Diving and Marine Support Services

OCTOMAR Serviços Marítimos Limitada is an independent Angolan diving services company established in February 1998

Base da Sonils,
Rua 6, I.L.,
Fax Number

OCTOMAR Serviços Marítimos Limitada is an independent Angolan diving services company established in February 1998. The company’s policy is to ensure a high local content in its operations by developing local infrastructure and training the local population. Qualified local Angolan personnel and certified equipment, backed up by a core of resident on-site expatriate personnel places the company in a position to respond to almost any offshore diving requirement at short notice.

Good experience and a strong company reputation places OCTOMAR in an excellent position for both short and long-term projects.

“Learn and experience with excellent staff and equipment.”

Oilfield exploration, installation and production support

OCTOMAR’s core services include supporting floating processing units and storage (FPSO) vessel services, inspection, repair and maintenance (IRM), and supporting the exploration, production and installation of oilfields. Many of the company’s inspection activities incorporate the use of various techniques for non-destructive testing, such as magnetic particles, ACFM, the eddy current, flooded member detection, and others.

Diver underwater HP water jetting.
Cygnus in action
ACFM diver placing an ID board.
Diver returning to offshore vessel.
OCTOMAR provides subsea equipment expertise.
Offshore crew member in action.
OCTOMAR provides subsea vessels and qualified crew.
Subsea exploration crew at work.
OCTOMAR crew member performing vessel maintenance.
Diver using underwater construction/maintenance equipment.

FPSO vessel inspection, repair and maintenance

All of OCTOMAR’s operations are performed with the use of air, mixed gas or saturation diving, or with the use of unmanned ROV vehicles. If necessary, support is provided by boats and DPII dynamic positioning diving support vessels.

OCTOMAR ensures the provision of a comprehensive, service-orientated package whilst maintaining a consistent standard. To achieve this aim, OCTOMAR has implemented and utilises an Integrated Management System (IMS) developed following ISO 9001, ISO14001 and ISO 45001. The company is ISO 9001:2015 certified and has recently acquired the ISO 14001:2015 and ISO 45001:2018 certification.

OCTOMAR is an IMCA member and therefore always works with IMCA-certified personnel and conducts projects in accordance with IMCA guidelines.

The company is also certified by Classification Societies: DNV, BV, and ABS for ‘IN-WATER’ surveys by divers and remotely operated vehicles.

Offshore Diving and ROV services

Offshore diving and ROV services include:

  • Air diving
  • Saturation diving
  • Mixed gas diving
  • ROVs

Subsea inspection and maintenance services

IRM of:

  • Platforms
  • Subsea structures
  • Seabed structures
  • SBM hose change out and maintenance
  • Hull and U-wild inspections (including ACFM equipment)

Offshore Construction services for:

  • Spool installation
  • J-tube / riser installation
  • Pipeline protection installation
  • Seabed / span corrections
  • Tie-in of umbilicals
  • Dome installation
  • Subsea tree installation

Civil / marine and coastal engineering construction support

IRM services for:

  • Quay walls, jetties and buoys
  • Lock, dams, weirs and pumping stations
  • Harbour infrastructure and anode replacement

Underwater welding and cutting

  • Underwater welding and cutting
  • Underwater concrete
  • Anode installation
  • Hyperbaric assistance
  • Cofferdam installation

Leading provider of maritime services in Angola

OCTOMAR’s mission is to be the leading player in the Angolan market for maritime services, preferred by customers due to the high perceived added value of its fully certified local dive teams.

The enterprise aims for the following:

  • Leading player: to be first or second in all selected business
  • Angolan market: to operate in the whole Angolan market
  • Maritime services: to be active in professional services on / around Angolan waters
  • Integrated package: to offer customers a family of services tailored to their needs
  • High perceived added value: To focus on highly regarded specialist services

It also aims to continue to be the main provider of maritime services in Angola with the largest team of qualified Angolans divers.

Fully certified Angolan dive teams

Key focus points for OCTOMAR’s development in the coming years will be:

  • Specific training of Angolan nationals to have fully certified Angolan dive teams ready for long and short-term diving-related services
  • Further Angolanisation in all other (support) departments of the company
  • Investment in maintenance of in-country dive spreads to keep them to industry standards at all times
  • Investment in more in-country equipment and vessels in order to be able to assist our clients on a wider scale
  • Wider coverage within Angola to be able to supply services to clients in a more cost-effective and quicker way
  • Invest in a good client to contractor relationship to fulfil clients’ needs in the best possible way
  • To keep OCTOMAR’s high safety, health, environment and quality levels up to high standards

Tailored Offshore and Subsea Support Services

Octomar is a provider of maritime services, with offshore and subsea its field of operations.

The company values its combination of expertise, inventiveness and specialised equipment as the key ingredients towards offering customers the high-quality solutions they require. OCTOMAR strives to fulfil the needs of five critical stakeholder groups:

  • Customers: to deliver a high-quality service tailored to customers’ specific needs
  • Employees: to offer challenging work, personal development opportunities and a clear career perspective
  • Shareholders: to offer transparency and to create shareholder value
  • Partners: to cooperate on bases of mutual respect and benefit
  • Society: to act with due care for the environment and the community

White Papers

  • Terminal and Subsea Services

    OCTOMAR Serviços Marítimos Limitada is an Angolan company, established on 2 February 1998 through a 50/50 joint venture agreement between Octo Marine and Marsub – Trabalhos Submarinos Limitada.


  • OCTOMAR Services Overview

    A video showcasing OCTOMARs services, including marine, offshore and subsea services, as well as the provision of vessels and qualified crew.


  • Greater Plutonio Development, Block 18, Offshore Angola

    The Greater Plutonio development, comprising the Galio, Cromio, Paladio, Plutonio and Cobalto fields, lies in 1,200m to 1,600m deep water, approximately 160km north-west of Luanda in the Block 18 concession, offshore Angola.

  • Kaombo Ultra-Deep Offshore Project

    Kaombo Ultra-Deep Offshore Project involved the development of six of the 12 fields discovered at Block 32, around 260km offshore Luanda in Angola, Africa.

  • Gimboa Field

    The Gimboa field lies in block 4/05, approximately 85km off the Angola coast, in 700m (2,296ft) of water. The field is operated by Sonangol.

  • Dalia Field

    Dalia was discovered in 1997, 135km offshore in water depths of between 1,200m and 1,500m. The launch of Dalia, which ca

Products & services

OCTOMAR - Serviços Maritímos Lda
Base da Sonils
Rua 6, I.L.

Email address
Operations Office
Sonils Oilfield Service Centre

Email address
Fax Number