What MSS Group does

MSS Group Ltd. is a private naval architecture and marine engineering firm headquartered in Tallinn, Estonia, founded in 1998 as a spin-out from the design department of the Estonian Shipping Company. The firm employs between 11 and 50 qualified naval architects and engineers with long-term practical experience, delivering ship design, engineering calculations, metal structures design, shipbuilding consultation, ship-repair documentation, and ship conversion services. A distinct ancillary offering covers regulatory and compliance documentation, including ballast water management plans, inclining tests, lightweight surveys, lines plans and body plans, fire and safety control plans, and IMO symbols. The firm uses advanced design software and tooling but no AI/ML capabilities are disclosed.

The business model is professional services engagement, with project-based pricing for shipowners; no public pricing, retainers, or productized offerings are disclosed. Distribution is direct B2B: the firm engages shipowners globally and coordinates the resulting documentation with all major classification societies (Det Norske Veritas, Bureau Veritas, Lloyd's Register, Germanischer Lloyd) and the Estonian Maritime Administration on the client's behalf, effectively serving as a regulatory intermediary. Clients are located across at least twelve European countries spanning the Baltic, Nordic, and broader European maritime regions, and the firm maintains a bilingual (English/Russian) website with messaging-app accessible contact channels to support cross-border outreach.

MSS Group is privately held with no disclosed external investors, no funding history, no M&A activity, no public listing, and no reported leadership changes. Operating status is active, with the corporate website dated 1998-2025. The legal entity is an Estonian private limited company (registry number 10524253), and the primary contact channel is a single email and phone line ([email protected] / +372 554 1395), consistent with a small specialized consultancy rather than a scaled platform business.

Name

MSS Group

Legal name

MSS Group Ltd.

Website

https://mssgroupestonia.com

Company type

Private

Founded year

1998

Operating status

Operating

Headcount range

11–50 employees

Short description

MSS Group Ltd. is a Tallinn, Estonia-based naval architecture and marine engineering firm founded in 1998, providing ship design, engineering calculations, repair and conversion services, and classification society documentation coordination to shipowners across European maritime markets.

Ownership category

akta.pro rank

Product category

Naval Architecture and Marine Engineering Services

NAICS

Ship Building and Repairing (336611), Architectural, Engineering, and Related Services (5413)

SIC

Ship & Boat Building & Repairing (3730)

akta.pro primary industry

Project Management & Owner’s Engineering / Technical Consultancy (Spec Writing, Bid Support, Site Support) (IMAJAGAO)

akta.pro secondary industries

Classification Society & Flag-State Liaison / Plan Approval Support (IMAJAGAN), Safety, Risk & Compliance Engineering (SOLAS, Class Rules, HAZID/HAZOP, FMEA) (IMAJAGAJ), Production Design & Detailed Engineering (3D CAD, Drawings, BOM, Nesting) (IMAJAGAK), Retrofits & Modernization (Scrubbers, Ballast Water, Alternative Fuels, Energy-Saving Devices) (IMAJAFAH)

Keywords

• Naval architecture services
• Marine engineering design
• Ship repair documentation
• Classification society coordination
• Ship structural calculations

Headquarters

HQ city

Tallinn

HQ country

Estonia

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D

Revenue model

1. Naval Architecture and Marine Engineering Services: Professional engineering services including ship design, ship-repair drawings, documentation development, and classification society coordination. Revenue generated through project-based consulting engagements with shipowners.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

MSS Group Ltd. is a naval architecture and marine engineering firm that designs ship constructions, develops ship-repair drawings and engineering documentation, and coordinates this documentation with major classification societies and the Estonian Maritime Administration on behalf of shipowners. The firm's deliverables span new vessel design, ship-repair engineering, ship conversion, structural and metal structures calculations, and regulatory documentation such as ballast water management plans, inclining tests, lines plans, body plans, fire control plans, safety control plans, and IMO symbols.

Product overview

MSS Group Ltd. is a Naval Architecture and Marine Engineering firm offering specialized engineering services for the maritime industry. The company provides a comprehensive suite of ship design and calculation services, including Naval Ship Design, Ship Calculations and Design, and Metal Structures Calculations and Design as core offerings. Supporting services include Ballast Water Management Plan documentation, Inclining Test (Kreenikatse), Lightweight Survey, Lines Plan and Body Plan creation, Fire Control Plan and Safety Control Plan development, and IMO Symbols documentation. The company also offers shipbuilding, ship repair (including repair drawings and documentation), and ship conversion services. MSS Group operates primarily in the Baltic and Northern European maritime market, serving clients across Estonia, Latvia, Lithuania, Ukraine, Germany, Sweden, Norway, Iceland, Netherlands, Finland, Croatia, and Greece.

Differentiator

Problem solved

Functional benefit

Products and services

• Naval Ship Design Comprehensive naval architecture and ship design services for new vessel construction, provided to shipowners in European maritime markets.
• Ship Calculations and Design Engineering calculations and design services for ships, including structural analysis and naval architecture work, delivered to shipowners.
• Metal Structures Calculations and Design Engineering calculations and design services for metal structures related to maritime applications, supporting vessel and marine structure projects.
• Shipbuilding Services Shipbuilding consultation and technical support for vessel construction projects, delivered to shipowners.
• Ship Repair Services Development of ship-repair drawings and documentation for vessel maintenance and refit projects, delivered to shipowners and coordinated with classification societies.
• Ship Conversion Services Ship conversion and reconstruction engineering services for modifying existing vessels, provided to shipowners.
• Ballast Water Management Plan Documentation service for ballast water management plans as required by International Maritime Organization (IMO) regulations, prepared for shipowners and coordinated with classification societies.
• Inclining Test (Kreenikatse) Inclining experiment and lightweight survey services to determine ship stability characteristics and lightweight displacement, performed for shipowners.
• Lines Plan and Body Plan Theoretical drawing services including lines plan and body plan of ship for hull form documentation, delivered to shipowners and classification societies.
• Fire Control Plan and Safety Control Plan Development of fire control plans and safety control plans for vessel safety compliance, prepared for shipowners and classification societies.
• IMO Symbols Maritime safety signage and IMO symbol documentation services, produced for shipowners for regulatory compliance.

Named customers5 records

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Five partnerships are on record, tiered core.

• Det Norske Veritas (DNV)coreOthersClassification society with which developed documentation is coordinated on behalf of shipowners.
• Bureau VeritascoreOthersClassification society with which developed documentation is coordinated on behalf of shipowners.
• Lloyd's RegistercoreOthersClassification society with which developed documentation is coordinated on behalf of shipowners.
• Germanischer LloydcoreOthersClassification society with which developed documentation is coordinated on behalf of shipowners.
• Estonian Maritime AdministrationcoreOthersNational maritime administration with which developed documentation is coordinated on behalf of shipowners.

Scale indicators2 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Robert Allan Ltd: Canadian naval architecture firm specializing in tugboat, workboat, and commercial vessel design. Comparable in providing design documentation and class-coordinated deliverables, though with a narrower vessel focus.
• Glosten: US-based naval architecture and marine engineering consultancy serving commercial, government, and offshore clients with ship design, analysis, and engineering services. Directly comparable in consultancy-style naval architecture delivery model.
• Knud E. Hansen: Danish naval architecture firm providing ship design and engineering services for commercial, naval, and offshore clients globally. Comparable in service portfolio (concept, basic, and detail design), with a broader international footprint.
• Elliott Bay Design Group: Seattle-based naval architecture and marine engineering firm providing vessel design, engineering, and consulting for commercial, government, and workboat markets. Similar size and consultancy-led service model.
• Deltamarin: Finnish ship design and marine consulting firm offering naval architecture, basic and detail design, and conversion engineering for commercial and offshore vessels. Highly comparable in service mix, with somewhat larger scale and broader geographic reach.
• Foreship: Estonia-headquartered naval architecture and ship design firm with similar size and Baltic/Nordic client focus, providing ship concept and basic design, engineering, and energy efficiency advisory. Closest direct peer in geography and service scope.

Broad incumbents

• Wärtsilä: Finnish marine technology major providing ship design services alongside its core equipment and lifecycle solutions business. Overlaps MSS Group's design/engineering scope but as part of a far broader industrial portfolio.
• DNV (Maritime): Global classification society and maritime advisory firm. Overlaps MSS Group's regulatory/classification coordination role as part of a much broader portfolio including rulemaking, verification, and advisory services.
• Meyer Turku: Major Finnish shipbuilder with in-house naval architecture and design capabilities for large commercial vessels. A broader incumbent that competes in the same design space but primarily through captive newbuild programs.
• BMT Group: UK-headquartered maritime engineering, design, and risk management consultancy with extensive naval architecture and marine engineering capabilities. Larger incumbent with broader portfolio spanning defense, offshore, and commercial shipping.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/mss-group-ltd.

Revenue estimate

Valuation estimate

Number of profiles

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 MSS Group