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Maritime Companies in Glasgow: 40 Active Firms (2026)
Maritime companies in Glasgow provide shipping, port, vessel support and marine services within a city-region tied to UK freight flows.
Commercial buying in Glasgow’s maritime market tends to sit with operations directors, port and harbour managers, fleet teams, procurement functions and public-sector transport buyers. Demand is business-to-business first, with projects tied to vessel availability, cargo movements, maintenance windows, crewing, safety obligations and offshore support rather than discretionary office spending. Engagements can range from recurring service contracts to project work around repairs, marine engineering, logistics support and compliance paperwork. The sales cycle is likely to be practical and evidence-led: buyers need proof of operating capacity, certifications, insurance cover and the ability to work around port timetables.
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Glasgow has 40 actively trading maritime companies in this list, so the local cohort is small enough for account-level research rather than broad screening. The local employment footprint is also visible: reporting companies account for a reported headcount of 1,084 staff, reflecting the labour needed for vessel services, engineering, logistics and port support. Scale is uneven, with 6 companies above £5M turnover and 7 incorporated since 2022. That mix points to an established services base with a younger tail, rather than a market made up solely of new incorporations or micro-suppliers.
Operational activity sits inside a rules-based maritime system overseen principally by the Maritime and Coastguard Agency, the executive agency responsible for maritime legislation, guidance and seafarer certification. Its role matters commercially because vessel services, shipping support and port-facing work can depend on certified personnel, flag-state paperwork and inspection readiness. The UK Ship Register and Port State Control regime also shape market access: foreign-flagged vessels visiting UK ports and anchorages can be checked against UK and international safety rules, while some inspection categories require advance notice from eligible owners or operators.
Glasgow’s maritime services base appears likely to remain operationally grounded rather than platform-led. Buyers tend to reward reliability, certification and local response capacity, which favours firms with crews, equipment and port relationships already in place. Newer entrants may find openings in specialist engineering, environmental compliance support and offshore-adjacent services, but progression from small supplier to larger contractor has been constrained by working-capital needs and the difficulty of proving delivery capacity before winning larger mandates. Consolidation appears more plausible than a surge of stand-alone challengers.
40
Active firms
2026
6
Above £5M turnover
Glasgow firms
7
Since 2022
new incorporations
Key facts
About 15% of the trading cohort reports turnover above £5M (6 of 40 firms) — the rest sits below that revenue band.
17% of the cohort was incorporated since 2022 (7 firms), so a sizeable share is in its first few filing cycles.
The Maritime and Coastguard Agency oversees the UK Ship Register, seafarer certification and Port State Control for ships visiting UK ports and anchorages.
Eligible foreign-flagged ship visits can require 72 hours’ notice under the Merchant Shipping (Port State Control) Regulations 2011 and Merchant Shipping Notice MSN 1832.
UK ports handled 434.9 million tonnes of freight in 2023, down 5% from 2022 and down 10% compared with 2019.
UK maritime generated £116 billion in total turnover and £48.9 billion in GVA in 2019, with shipping contributing more than £49 billion.
Global maritime trade grew by 2.4% in 2023 to 12.3 billion tons, while over 80% of world trade volume is carried by sea.
Top Glasgow maritime companies
CALEDONIAN MARINE SERVICES LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides ship management services including technical and operational management of commercial vessels. Recruits and trains seafarers, manages crews, and offers maritime consultancy, newbuilding…
Serves B2B shipowners and vessel operators engaged in worldwide trade, including owners of varied vessel types, maritime businesses with managed fleets, and stakeholders in commercial shipping.
Financial Health
DistressedDistressed
Location
Malin Group Limited
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides marine engineering and project services including concept and feasibility studies, bespoke marine equipment design and fabrication, heavy lift engineering, marine transportation, load‑out…
Serves B2B clients in the marine, offshore, shipping and heavy-lift sectors, including maritime supply-chain firms, vessel builders, infrastructure project teams and defence contractors managing…
Financial Health
StrongStrong · Hiring · 10% CAGR over 2y
Location
Denholm Agency Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides ship and port agency services for shipowners and charterers, supporting vessel calls and cargo operations. Also offers stevedoring, hub agency, lay‑up services, customs clearance, short‑sea…
Serves B2B maritime customers, including shipowners and charterers across the UK in tanker, dry bulk, container, offshore support, cruise, military and ferry trades.
Financial Health
StableStable · -7% CAGR over 4y
Location
Operates port and logistics services including cargo handling, ships agency, freight forwarding, customs clearance, chartering, warehousing and storage. Provides container trucking, rail transport,…
Serves B2B customers including importers, exporters, shipping lines, freight forwarders and supply chain teams needing port-based logistics across UK and international trade routes.
Location
Inchgreen Marine Park
Provides port and logistics services including freight forwarding, customs clearance, ships agency, vessel chartering, container trucking, rail transport, warehousing, storage, and cargo handling,…
Serves B2B cargo owners, importers/exporters, shipping lines and supply-chain teams needing integrated port, storage and transport support, including project cargo and freight movements by land and…
Location
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides shipping, logistics and marine services including ship agency, bunker fuel supply, canal transit support, freight forwarding, contract logistics, project cargo handling, ship spares…
Serves global B2B customers in shipping, logistics and marine markets, including ship owners/operators, energy, offshore, cruise, automotive, aerospace, FMCG, healthcare, fashion, events,…
Financial Health
DistressedDistressed · -90% CAGR over 2y
Location
Malin Abram Ltd
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides heavy lift and marine transportation services, including heavy haulage, complex lifting operations, shipping and load‑out projects. Offers engineering studies, project management, cargo…
Serves B2B clients worldwide with specialist heavy-lift and marine transportation needs, including offshore, energy, infrastructure, maritime and industrial project teams handling large or complex…
Financial Health
HealthyHealthy · -7% CAGR over 2y
Location
Turner Iceni
Provides marine support services for offshore wind projects, operating a fleet of crew transfer vessels to transport technicians and equipment. Supports wind farm survey, construction, and operations…
Serves B2B customers in the offshore wind sector, including wind farm developers, operators and maintenance contractors needing crew transfer vessel and marine logistics support across project…
Location
Operates ferry transport services for passengers, cars and freight, and manages related port and terminal operations. Runs scheduled ferry routes and freight shipping services linking ports with road…
Serves leisure and business ferry passengers, motorists and freight customers such as hauliers, logistics firms and shippers needing routes and port links across Northern Europe.
Location
Petrasco Energy
Provides logistics and freight forwarding services for the energy industry, including air, sea and road transport, offshore logistics, warehousing and distribution, project forwarding, export…
Serves B2B customers in the oil, gas and wider energy industry, including operators and suppliers needing urgent global logistics for vital components, materials and equipment, including offshore…
Location
Cloudsky Ltd
Trajectory
1y · 2024–NowFinancial Health
Insufficient historyInsufficient history
Location
INNOTECH SHIPPING LTD
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
HealthyHealthy · Growing · 0% CAGR over 2y
Location
VIVASHIP MARITIME (UK) LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
DistressedDistressed
Location
Pak Overseas Services Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StrongStrong
Location
Accentric Freights Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Hiring · 32% CAGR over 4y
Location
K C Holdings (Scotland) Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides international shipping and logistics services including air, ocean and land freight, refrigerated transport, and project cargo. Also offers customs management services such as movement…
Serves businesses with shipping, customs and supply chain needs, particularly firms in food, retail, drinks, oil and gas, automotive, and pharmaceutical and healthcare sectors, including clients…
Financial Health
StableStable · 0% CAGR over 2y
Location
LIFTSOL LTD
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
WOODSIDE MARINE SHIPBROKERS LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
HealthyHealthy · 0% CAGR over 2y
Location
WOODSIDE MARINE LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
GLENSANDA PILOTS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable
Location
ALEXANDER MARITIME LTD.
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
RESINVEST LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsTrades dry bulk commodities including biomass, fuels and agricultural products, connecting utilities and industrial buyers with suppliers. Provides structured commodity trading, freight chartering…
Serves major utilities, energy providers and industrial enterprises that buy dry bulk commodities and seaborne freight, with key client relationships across Europe, Asia and Brazil.
Financial Health
WeakWeak · -63% CAGR over 5y
Location
Marine Devision Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Northern Marine
Provides ship management and marine support services for maritime and offshore operators, including technical and crew management for gas, oil, chemical, passenger and offshore vessels, plus…
Serves B2B maritime and offshore clients, including leading ship owners, energy majors, vessel operators and shipping-group companies with gas, oil and chemical, offshore and passenger fleets.
Location
SONGA CREWMANAGEMENT LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides crew management services for commercial vessels, including recruitment, placement and administration of seafarers, and coordination of trained ship crews to support the operation of ships…
Serves B2B customers in the shipping sector, primarily shipowners, vessel operators and affiliated ship management companies needing seafarer crewing support for managed commercial vessels.
Financial Health
HealthyHealthy · 12% CAGR over 1y
Location
NAVIGARE LOGISTICS LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak
Location
OHT TECHNICAL MANAGEMENT LIMITED
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StableStable · -19% CAGR over 3y
Location
SEAROUTE INTERNATIONAL LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · -62% CAGR over 4y
Location
WhiteNav Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
HealthyHealthy · 0% CAGR over 3y
Location
Milligan Marine Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StableStable · 0% CAGR over 3y
Location
KEY JOB STORAGE LTD
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
DistressedDistressed
Location
Isocon (Engineering) Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides cleaning, inspection, testing, repair and refurbishment services for ISO tank containers used in chemical, food and spirits transport. Also operates container storage yards, hazardous…
Serves B2B customers using ISO tank containers, including Scotch whisky distillers, spirits and food producers, premium chemical companies, oil and gas operators, ISO tank manufacturers, and…
Financial Health
WeakWeak · 0% CAGR over 4y
Location
MCAULEYS MARITIME SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -73% CAGR over 4y
Location
Specialist Transport Solutions Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
WeakWeak · Hiring · 100% CAGR over 1y
Location
Seaspan Shipping Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
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How Glasgow maritime companies work and how to sell to them
What they do
Glasgow maritime firms usually earn from operational service contracts, project engineering, vessel agency work, logistics support, charter-related activity and compliance administration. Revenue is often a mix of day rates, call-out charges, retained service agreements, tendered public-sector work and pass-through costs for materials, berthing, fuel or specialist labour. The product is rarely pure software; it is more often a combination of people, equipment, certification, workshop capacity and port access. Engagements can be episodic when a vessel needs repair or mobilisation, but repeat revenue tends to come from fleet operators, port users and offshore customers that need predictable response during narrow maintenance or sailing windows.
Who they sell to
Customers are mostly vessel owners and operators, freight forwarders, harbour authorities, port users, offshore contractors, exporters and public bodies with transport or infrastructure responsibilities. The buying group tends to include operations, technical management, procurement, finance and safety roles; for public or regulated work, legal and compliance teams are often drawn in before award. Urgent repairs may move through direct relationships and approved-supplier lists, while planned engineering, harbour services and infrastructure work more often use formal tenders or framework agreements. Contract size is usually shaped by vessel availability, risk, specialist labour and whether the work is a single mobilisation or an ongoing service commitment.
What they buy
Most maritime firms tend to spend on systems and services that make asset-heavy operations easier to schedule, certify and invoice. Common buying areas include maintenance planning, field-service management, crewing and rota tools, quality and safety management, document control, fleet tracking, cyber security, accounting, procurement and customer relationship management. They also buy legal support, insurance advice, audit preparation, training, recruitment for marine engineers and certified crew, and marketing help where they sell specialist services beyond local port networks. Infrastructure spend can include workshop equipment, lifting gear, vehicles, test instruments, storage, communications, cloud hosting and data back-up, though many buyers will expect suppliers to fit around existing operational processes.
Why and how to sell to them
Maritime buyers tend to evaluate suppliers when downtime becomes expensive, a certification deadline is approaching, a new contract increases utilisation, or a larger customer asks for better reporting and audit trails. Other triggers include fleet expansion, a senior operations hire, a safety review, an insurance renewal, port access changes or a move into offshore-adjacent work. Outbound messages usually land better when they connect to vessel availability, fewer manual handovers, clearer evidence for inspections, faster mobilisation and lower admin around crews and jobs. Generic productivity claims are less persuasive than proof that the supplier understands maintenance windows, wet-weather disruption, hazardous work and the cost of delaying a sailing.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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