Advanced Offshore Services

What Advanced Offshore Services does

PT. Advanced Offshore Services (AOS) is a Jakarta-headquartered, privately-held subsea services contractor founded in 2009 by R.P. Singh. The company provides integrated subsea solutions to the offshore oil and gas industry across Indonesia, Vietnam, India, Myanmar, Malaysia, Bangladesh, and Cambodia. Its service portfolio covers saturation diving (operable at pressures greater than 50 msw up to 80 msw for extended bottom time under IMCA D024 compliance), air and mixed-gas diving, remotely operated vehicle (ROV) inspection and intervention, installation engineering for pipelines and structures, civil engineering and ship husbandry (hull cleaning, propeller polishing, NDT), and end-to-end project management.

AOS owns and operates the underlying capital assets used to deliver these services: two independent IMCA D024-compliant saturation diving systems, a three-class ROV fleet (Work Class XL-30 with TMS; Observation class Supermohawk and Mohican; Inspection/Observation class Mojave, Navajo, and Seaeye Falcon), 15T tensioner and chutes for cable and umbilical laying (up to 1200 m/h lay speed), 200T reel spooler, mass flow excavation tool for water depths 2–250 m, and a suite of NDT and hull-maintenance equipment (CP/UT meters, grit blasting, MPI, Subsea Industries MC212/312/111 equipment). Revenue is generated through project-based contracts (and where applicable day-rate pricing) awarded via competitive tendering.

Customers are clustered in upstream oil and gas and include international oil companies (ConocoPhillips Indonesia, TOTAL E&P Indonesia, Premier Oil Vietnam), national oil companies and their subsidiaries (PT Pertamina Hulu Energi ONWJ, Medco E&P Natuna, Star Energy, Husky-CNOOC Madura Limited), and EPC contractors (PT Timas Suplindo, PT Meindo Elang Indah, PTSC Offshore Services JSC, Clough-Timas JV, Thien Nam Offshore Services). AOS holds ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications, IMCA contractor membership, ADCI membership, British Safety Council membership, IIRSM corporate membership, American Bureau of Shipping (ABS) Recognized External Specialist status for water survey and hull gauging, and Indonesian construction licenses (GAPENRI, LPJK, SIUJK, SKUP). It has been recognized for HSE performance by Medco (2020 Contractor HSE Forum) and TOTAL.

Name

Advanced Offshore Services

Legal name

PT. Advanced Offshore Services

Website

https://advancedoffshore.com

Company type

Private

Founded year

2009

Operating status

Operating

Headcount range

11–50 employees

Short description

PT. Advanced Offshore Services is a Jakarta-headquartered subsea contractor providing saturation diving, air diving, ROV inspection/intervention, installation engineering, and ship husbandry to offshore oil and gas operators across Indonesia, Vietnam, India, and broader Asia Pacific.

Ownership category

akta.pro rank

Product category

Offshore Subsea Services

NAICS

Support Activities for Water Transportation (4883), Ship Building and Repairing (336611), Other Support Activities for Water Transportation (48839)

SIC

Oil & Gas Field Services, Nec (1389), Ship & Boat Building & Repairing (3730)

akta.pro primary industry

Underwater Inspection, Maintenance & Repair (UWILD, Diving/ROV, In-water Cleaning) (IMAJAFAJ)

akta.pro secondary industry

Underwater Hull Inspection, Cleaning & Propeller Services (TLAKAKAJ)

Keywords

• Saturation diving services
• ROV subsea operations
• Offshore oil and gas
• Underwater inspection maintenance
• Subsea engineering services

Headquarters

HQ city

Jakarta

HQ country

Indonesia

HQ region

Asia

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Infrastructure, Operations, Marketing or Sales, Others

Revenue model

1. Subsea Diving Services: AOS provides saturation diving, air diving, and mixed gas diving services for subsea construction, inspection, maintenance and repair (IMR) projects. Revenue is generated through project-based contracts, typically priced per project or day-rate basis for offshore operations.
2. ROV Services: ROV observation, inspection, and intervention services using the company's fleet of work class, observation class, and inspection class ROVs. Services include debris survey, pipeline inspection, NDT inspection, and ROV support during diving operations.
3. Installation Engineering and Project Management: Offshore project management, installation engineering for pipeline and structure, subsea IMR services, and civil engineering support. Includes pre-installation surveys, as-built surveys, and comprehensive project execution.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

PT. Advanced Offshore Services (AOS) delivers contracted subsea diving, ROV, installation engineering, and ship husbandry services to offshore oil and gas operators. The company owns and deploys two independent saturation diving systems, a multi-class ROV fleet, and associated subsea equipment to execute subsea construction, inspection, maintenance, and repair (IMR) projects across Asia Pacific and the Middle East.

Product overview

Advanced Offshore Services (AOS) is an end-to-end subsea solutions provider offering an integrated portfolio of offshore diving and ROV services. The core service offerings include Saturation Diving Services, Air Diving Services, ROV Services, Civil Engineering and Ship Husbandry, Project Management and Support Services, and Installation Engineering. These services are supported by the company's owned assets including Saturation Diving Systems, a fleet of ROV Equipment (Work Class, Inspection Class, and Observation Class ROVs), Cable and Umbilical Laying Equipment, Hull Cleaning and Propeller Polishing Equipment, and NDT Equipment. The company operates across Indonesia and Asia Pacific, serving the oil and gas industry with subsea construction, inspection, maintenance, and repair operations.

Differentiator

Problem solved

Functional benefit

Products and services

• Saturation Diving Services Professional saturation diving services enabling divers to live and work at pressures greater than 50 msw up to 80 msw for extended periods. Divers rest in a dry pressurized habitat on a Diving Support Vessel at approximately the same pressure as the work depth. Used for subsea construction, spool tie-in installation, and clamp fabrication and installation.
• Air Diving Services Surface-oriented diving services using air and mixed gas with surface decompression, including underwater survey, hull and propeller inspections, and construction support for offshore oil and gas operations.
• ROV (Remote Operating Vehicle) Services Remotely operated underwater vehicle services for subsea inspection, intervention, and construction support, including work class, observation, and inspection class ROVs. Services include debris survey, pipeline inspection, NDT inspection, and ROV support during diving operations.
• Civil Engineering and Ship Husbandry Underwater ship husbandry services including hull cleaning, propeller polishing, and general maintenance that eliminates the need for dry-dock repairs. Covers ship hulls and offshore platforms using Subsea Industries equipment.
• Project Management and Support Services End-to-end project management services providing innovative solutions for underwater projects with combined knowledge and skills in management systems and engineering for offshore subsea operations.
• Installation Engineering Installation engineering for pipeline and structure subsea IMR (Inspection, Maintenance, and Repair), including in-water surveys, inspections, and non-destructive testing services for offshore projects.

Quantifiable outcome

• Successfully completed LDV Pipeline Project at Vietnam on October 1, 2025
• +2 more outcomes

Named customers10 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• PT Timas SuplindocoreStrategic or Co-development Partner · 1 January 2009Long-term strategic partner for subsea projects. Timas Suplindo serves as main contractor with AOS providing diving and ROV services on multiple projects including Zawtika, Medco, and other offshore developments across Indonesia and Myanmar.
• PT Meindo Elang IndahcoreStrategic or Co-development Partner · 1 January 2009Primary subcontractor partner for diving and ROV services on various offshore projects. Meindo Elang Indah engages AOS for saturation and air diving services, ROV operations across multiple project sites including East Kalimantan and Vietnam.
• Thien Nam Offshore Services JSC (TOS)minorStrategic or Co-development PartnerVietnam-based partner for projects in Vietnamese waters. Consortium partner for CATAM Oil Field Development Project at Dai Hung fields and management/engineering consultation services.
• PetroVietnam Man Power Training College (PVMTC)minorStrategic or Co-development PartnerConsortium partner with Thien Nam Offshore Services for Vietnam projects including Dai Hung Field clamp installation project.
• Integrated Subsea Solutions PTE LtdminorStrategic or Co-development PartnerPartner for Bangladesh LNG Offshore Terminal project, providing air diving services and SRP to support commissioning.
• PTSC Offshore Services JSC (POS)coreStrategic or Co-development PartnerVietnamese offshore services company, key partner for LDV Pipeline EPCI project and other Vietnamese offshore operations. Serves as main contractor with AOS providing saturation diving services.
• Clough - Timas Joint VentureminorStrategic or Co-development PartnerJoint venture partnership for pipelay project in Madura Sea, with AOS providing saturation diving services for pipelay and riser tie-in operations.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Subsea 7: Global SURF, IMR and subsea diving contractor with APAC regional operations. Overlaps with AOS in ROV inspection, saturation diving, and pipeline/subsea installation services, though at materially larger scale.
• Saipem: Italian EPC and subsea services giant with comprehensive offshore capabilities including saturation diving, ROV, and SURF operations in Asia Pacific. Larger incumbent with overlapping service portfolio.
• TechnipFMC: Global subsea EPCI and integrated services operator with significant APAC exposure. Comparable for subsea diving/ROV project execution though bundled into larger EPCI contracts.
• McDermott International: US-listed subsea EPCI contractor active across Asia Pacific offshore projects. Overlaps with AOS on subsea installation and diving services within larger EPCI scope.

Direct peers

• Oceaneering International: Global subsea engineering and ROV specialist with significant saturation diving capability and APAC operating presence. Directly comparable across ROV services, intervention tooling, and subsea IMR work.
• Fugro: Netherlands-listed subsea services firm with a major ROV/survey fleet deployed in APAC offshore oil & gas. Highly comparable for ROV-based inspection, survey, and subsea intervention work.
• Mermaid Maritime: Thailand-listed subsea and offshore services company providing saturation/air diving and ROV services across SE Asia, Middle East and India. Closest direct comparable to AOS in service mix, asset class, and regional footprint.
• Helix Energy Solutions Group: US-based subsea well intervention and ROV services provider with global operations. Comparable in subsea IMR service scope and asset-based delivery model.

Regional players

• Sapura Energy: Malaysia-listed integrated offshore services company with subsea diving and ROV capabilities serving APAC and global markets. Comparable regional subsea competitor.
• Vallianz Holdings: Singapore-based offshore support vessel and subsea services provider with strong APAC presence serving NOCs and IOCs. Regionally comparable in offshore services delivery.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/pt-advanced-offshore-services

Compliance9 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Advanced Offshore Services