GSM

What GSM does

Geo Sonic Inspection and Marine Services Co. W.L.L. (GSM) is a Bahrain-headquartered, privately-held limited liability company providing marine and offshore inspection services to the shipping and offshore industries. The company specializes in non-destructive testing (NDT), ultrasonic thickness measurement, marine surveying, and related consulting, serving both international and domestic clients globally and supporting oil & gas, FPSO/FSO, jack-up, and general industrial applications.

The core service offering spans traditional NDT methods (radiography testing, ultrasonic flaw detection, ultrasonic tightness testing, magnetic particle testing, dye penetrant testing, hardness testing), advanced NDT (PAUT weld inspection, PAUT corrosion mapping, Time of Flight Diffraction, eddy current/IRIS/MFL/RFT/NFT tube inspection), remote visual inspection (videoscope, borescope), ultrasonic thickness measurement, full marine survey suites (special, annual, intermediate, CAS/CAP, class entry/renewal, voyage, condition, hull/corrosion, damage), steel inspection and dry-dock supervision, heat treatment (preheating, PWHT, stress relieving), rope access, and QC inspection services. The underlying technology is conventional industrial NDT instrumentation and certified inspection methodology rather than software or platform architecture.

The business model is project-based B2B services revenue, with quotations structured as per spot, per day, per hour, or lumpsum per project (as evidenced by the online quote request form). Customers are shipowners, shipyards, offshore operators, and classification-society-mandated inspection buyers across multiple vessel and asset classes. The company holds ISO 9001:2015 certification and is approved by all IACS member classification societies (ABS, BV, DNV, LR, NK, IRS, KR, RINA), positioning itself as Bahrain's first ABS and Indian Register Class NDT-approved firm and operating 24/7 with internationally-mobile riding squads.

Name

GSM

Legal name

Geo Sonic Inspection and Marine Services Co. W.L.L.

Website

https://gsminspection.com

Company type

Private

Founded year

2018

Operating status

Operating

Headcount range

11–50 employees

Short description

Geo Sonic Inspection and Marine Services (GSM) is a Bahrain-based marine and offshore inspection firm providing non-destructive testing, ultrasonic thickness measurement, marine surveys, and related inspection services to global shipping and offshore operators under IACS class society approvals.

Ownership category

akta.pro rank

Product category

Marine Inspection Services

NAICS

Testing Laboratories and Services (54138)

SIC

Services-Testing Laboratories (8734)

akta.pro industry

PRIMARYTLAHAMAK

Marine Surveys, Testing & NDT (Thickness Gauging, UT/MPI, Pressure Testing, Commissioning)

Transportation & Logistics/Ports, Terminals & Maritime Services/Ship Repair, Dry Docking & Marine Engineering Services

SECONDARYEDAOANAO

Marine Surveying, Inspection & Claims

Education/Vocational, Technical & Trade Education/Maritime, Logistics & Transportation Trades

SECONDARYTLAHANAE

Vessel Vetting & Due Diligence Services (SIRE/CDI, Terminal Vetting)

Transportation & Logistics/Ports, Terminals & Maritime Services/Maritime Security, Safety & Compliance Services (ISPS, Inspections, Vetting)

Keywords

• Marine inspection services
• Non-destructive testing
• Ultrasonic thickness measurement
• Ship surveying
• Offshore inspection

Headquarters

HQ city

Hidd

HQ country

Bahrain

HQ region

Middle East

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Electric taxi services: GSM operates electric vehicle taxis, generating revenue through transportation services. The company was founded in 2023 as a Vingroup and VinFast affiliate, with plans to expand regionally through IPO funding.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Geo Sonic Inspection and Marine Services (GSM) is a Bahrain-based marine and offshore inspection firm providing Non-Destructive Testing (NDT), Ultrasonic Thickness Measurement, Marine Survey, and Quality Control inspection services to shipping, offshore rig (jack-up, FPSO, FSO), oil field, and general industrial clients. The company delivers a total inspection solution spanning basic methods (radiography, magnetic particle, dye penetrant, hardness testing) through advanced techniques (PAUT, TOFD, eddy current) up to specialized services such as heat treatment, rope access, welding/painting/third-party inspection, and steel/dry dock support.

Product overview

Geo Sonic Inspection and Marine Services (GSM) is a marine and offshore inspection services company operating as a single unified service offering rather than a platform-plus-modules architecture. The core offerings center on Non-Destructive Testing (NDT) Services and Marine Survey Services, supplemented by specialized add-on modules including Advanced NDT Inspections (PAUT, TOFD), Eddy Current/Tube Inspection, Remote Visual Inspection, Steel Inspection & Dry Dock Services, Heat Treatment Services, and Rope Access Services. These services are delivered by qualified NDT professionals and specialized survey teams, with support for IACS class society requirements.

Differentiator

Problem solved

Functional benefit

Products and services

• Non-Destructive Testing (NDT) Services Comprehensive NDT inspection services including Radiography Testing, Ultrasonic Flaw Detection, Ultrasonic Tightness Testing, Magnetic Particle Testing, Dye Penetrant Testing, and Hardness Testing for the marine and offshore industries.
• Ultrasonic Thickness Measurement Precision ultrasonic thickness measurement services for hull, corrosion surveys, steel renewal, and pipeline inspection applications.
• Marine Survey Services Comprehensive marine survey services for shipping and offshore clients including Special, Annual, and Intermediate Surveys, CAS & CAP Surveys, Class Entry/Renewal Surveys, Voyage Surveys, Condition Surveys, Hull/Corrosion Surveys, Damage Surveys, Steel Renewal Surveys, Pit Mapping, Rafting Surveys, and Pipeline Inspection.
• QC Inspection Services Quality Control inspection services including Welding Inspection, Painting Inspection, and Third Party Inspection for shipping and offshore industries.
• Heat Treatment Specialist Services Pre-Heating, PWHT (Post Weld Heat Treatment), and Stress Relieving services for marine and industrial applications.
• Rope Access Services Rope access services provided by professionally trained personnel for inspections in challenging locations, with high safety standards; includes blasting and painting professionals.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

One partnership is on record.

• VinFastcoreStrategic or Co-development Partner · 1 January 2023VinFast specializes in designing and manufacturing EVs, e-scooters, and e-buses with a focus on the Vietnamese market. GSM is affiliated with VinFast and benefits from EV supply and manufacturing capabilities.

Scale indicators3 records

Recent moves1 record

Expansion highlights3 records

Broad incumbents

• Applus+ (Applus Services): Global testing, inspection, and certification group with a dedicated marine and offshore division providing NDT, hull surveys, and class support. Closest large diversified TIC peer to GSM in terms of service mix.
• DNV Maritime: One of the largest classification societies, providing ship classification, surveys, and approved NDT vendor oversight. Comparable to GSM in that DNV sets the standards GSM must meet and also competes for survey and inspection work.
• American Bureau of Shipping (ABS): Major classification society that certifies vessels and approves NDT service suppliers globally. GSM explicitly highlights its ABS approval; ABS therefore shapes GSM's addressable market and is the largest potential peer customer.
• Intertek: Global TIC group with marine and offshore inspection services including NDT, load testing, and condition surveys. Comparable broad-incumbent competitor to GSM across multiple end markets.
• Bureau Veritas Marine & Offshore: Global classification society and TIC group that performs ship surveys, class entries, and NDT through in-house and approved-vendor networks. Directly comparable to GSM as both a class-society gatekeeper and a competitor in third-party marine NDT scope.
• Lloyd's Register: International classification society delivering ship surveys, class entries, and approved-vendor NDT oversight. Comparable to GSM as both a class gatekeeper and indirect competitor in marine inspection scopes.
• RINA Services: Italian classification society providing ship and offshore classification and survey services worldwide. RINA is one of the IACS members that approves GSM, making it both a gatekeeper and a regional competitor for marine NDT contracts in the Mediterranean and Asia.
• SGS Maritime Services: World's largest TIC company, with a maritime division offering marine survey, NDT, and offshore inspection. Comparable broad incumbent competing for many of the same third-party marine NDT scopes as GSM.

Direct peers

• Mistras Group: US-headquartered specialist NDT provider serving aerospace, energy, and marine/offshore markets with advanced methods (UT, PAUT, TOFD, eddy current). Highly comparable to GSM's advanced NDT scope and marine/offshore customer base.

Regional players

• Velosi Certification & Inspection: Middle East-headquartered inspection and certification firm providing marine, oil & gas, and industrial NDT services across the Gulf. Closest regional peer to GSM given shared Gulf operating base and similar marine/industrial NDT scope.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights5 records

Customer concentration

• Facebookfacebook.com/GSMWLL
• LinkedInlinkedin.com/company/geo-sonic-inspection-and-marine-services-private-limited
• Instagraminstagram.com/gsm_ndt_bahrain

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 GSM