What Langh Companies does

Langh Companies (Langh-yhtiöt) is a privately held, family-owned Finnish maritime conglomerate headquartered at the Alaskartano estate in Piikkiö. Tracing its origins to Hans Langh taking over the family farm in 1964, the group now operates four wholly-owned subsidiaries: Langh Ship (14 general-cargo vessels, 3,100–11,500 dwt, hauling steel, containers, and bulk cargo in demanding northern conditions); Pesupalvelu Hans Langh (industrial high-pressure cleaning for shipyards, refineries, factories, and construction since 1973); Langh Cargo Solutions (patented specialized intermodal containers for heavy and fragile steel transport — coil cradles, intermediate decks, bulk and support pillar containers — usable in sea, rail, and road); and Langh Tech (marine green-tech hardware including closed-loop SOx scrubbers built on 40 years of industrial wastewater treatment know-how, ballast water treatment units, and carbon capture systems, sold globally and installed on 150+ third-party ships).

Revenue is generated across four streams: transaction-fee freight revenue from Langh Ship's cargo operations, professional-services revenue from Pesupalvelu Hans Langh's cleaning contracts, and hardware-sales revenue from Langh Cargo Solutions' container rentals/sales and Langh Tech's scrubber/BWT/carbon-capture equipment. Go-to-market is B2B direct sales via each subsidiary, with regional Finnish focus for shipping, cleaning, and container rental, and a global sales footprint for Langh Tech's environmental equipment. Customers include the steel industry (primary shipping tenant), other shipping operators (green-tech retrofits), and industrial/construction clients for cleaning services. Pricing is not publicly disclosed.

Ownership remains concentrated within the Langh family — Hans Langh as chairman and his daughters Laura Langh-Lagerlöf and Linda Langh, who became majority shareholders in 2016 and now serve as CEOs of Langh Ship and Pesupalvelu Hans Langh respectively. The group employs over 200 people across all subsidiaries and is not externally financed by institutional investors.

Name

Langh Companies

Legal name

Langh-yhtiöt

Website

https://langh.fi

Company type

Private

Founded year

1964

Operating status

Operating

Headcount range

101–250 employees

Short description

Langh Companies is a Finnish, family-owned maritime conglomerate operating four subsidiaries — a 14-vessel general cargo fleet, industrial cleaning services, patented intermodal containers for steel transport, and global marine green-tech equipment (scrubbers, ballast water treatment, carbon capture) sold to 150+ ships.

Ownership category

akta.pro rank

Product category

Maritime Shipping and Environmental Technology

NAICS

Support Activities for Water Transportation (4883), Port and Harbor Operations (48831), Freight Transportation Arrangement (488510)

SIC

Deep Sea Foreign Transportation Of Freight (4412), Water Transportation (4400), Wholesale-Industrial Machinery & Equipment (5084)

akta.pro primary industry

Bulk Terminal Services & Operations (Stevedoring, Sampling, Weighing, Blending) (TLAHABAO)

akta.pro secondary industries

Container Terminal Operating Services & Management (Terminal Operator / Concessionaire) (TLAHAAAI), Port Stakeholder Coordination (Terminal, Agents, Customs, Pilots, Tugs) (TLAHAFAJ)

Keywords

• Maritime cargo shipping
• Industrial cleaning services
• Specialized steel containers
• Exhaust gas scrubbers
• Ballast water treatment

Headquarters

HQ city

Piikkiö

HQ country

Finland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Shipping/Freight Operations: Langh Ship operates a fleet of 14 cargo ships transporting steel, containers, and bulk cargo. First ship acquired 1983, fleet expanded over decades with vessels ranging from 3100 dwt to 11500 dwt.
2. Industrial Cleaning Services: Pesupalvelu Hans Langh provides high-pressure cleaning services for ships, construction, and industry. Founded 1973, originally served agriculture then expanded to shipyards, oil refineries, factories, and shipping companies.
3. Specialized Container Sales and Rental: Langh Cargo Solutions sells and rents specialized intermodal containers for steel transport. Products include coil cradles, intermediate decks, bulk containers, and support pillar containers for sea, rail and road transport.
4. Green Tech Equipment Sales: Langh Tech sells scrubbers, ballast water treatment units, and carbon capture systems to other shipping companies globally. Equipment sold to over 150 ships worldwide.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels6 records

Core offering

Langh Companies is a Finnish maritime group operating four subsidiaries: Langh Ship runs a 14-vessel cargo fleet transporting steel, containers, and bulk cargo in northern conditions; Pesupalvelu Hans Langh provides industrial high-pressure cleaning services to ships, shipyards, refineries, and construction; Langh Cargo Solutions sells and rents patented intermodal containers for heavy and fragile steel transport; and Langh Tech manufactures and globally sells maritime green tech equipment including exhaust gas scrubbers, ballast water treatment units, and carbon capture systems.

Product overview

Langh Companies is a Finnish maritime conglomerate consisting of four subsidiary companies offering complementary solutions in the maritime sector. Langh Ship operates a 14-vessel cargo fleet; Pesupalvelu Hans Langh provides industrial cleaning services since 1973; Langh Cargo Solutions supplies patented special containers for steel transport; and Langh Tech manufactures green technology equipment (scrubbers, ballast water treatment, carbon capture) for ships. The group employs over 200 people and is headquartered at Alaskartano estate in Piikkiö, Finland.

Differentiator

Problem solved

Functional benefit

Brands

• Langh Tech: Green tech solutions for the maritime industry, including exhaust gas scrubbers (SOx scrubbers), ballast water treatment units, and carbon capture systems for ships. Products are sold globally to other shipping companies.
• Langh Ship
• Langh Cargo Solutions
• Pesupalvelu Hans Langh

Products and services

• Langh Tech Scrubber (Pakokaasupesuri) Closed-loop exhaust gas scrubber system for removing sulfur emissions from ship engines. Enables ships to use cheaper heavy fuel oil while meeting IMO sulfur emission limits. Designed based on 40 years of industrial wastewater treatment experience. Sold globally to other shipping companies via Langh Tech.
• Ballast Water Treatment Unit (Painolastiveden käsittely-yksikkö) Ballast water treatment system for ships to meet international ballast water management regulations. Sold to shipping companies globally by Langh Tech.
• Carbon Capture System (Hiilisieppari) Carbon capture solution for maritime applications that reduces carbon emissions from ship engines. Sold to shipping companies globally by Langh Tech.
• Specialized Steel Transport Containers Intermodal containers for steel transport including coil cradles, intermediate decks, bulk containers, and support pillar containers. Designed for heavy and fragile steel products, usable in sea, rail, and road transport. Protected by numerous international patents. Sold and rented globally via Langh Cargo Solutions.
• Cargo Shipping Services (Langh Ship) Finnish cargo shipping services using a 14-vessel fleet that operates in demanding northern conditions. Transports steel, containers, and bulk cargoes to global markets. Operated by Langh Ship Oy Ab.
• Cargo Hold Cleaning System Hot-water cargo hold cleaning system that operates in freezing winter conditions, enabling holds to be cleaned and dried overnight and ready for new cargo the next morning. First in Europe. Installed on all Langh Ship vessels.
• Industrial High-Pressure Cleaning Services (Pesupalvelu Hans Langh) Mobile high-pressure cleaning services for ships, shipyards, oil refineries, industrial factories, and construction sites. Equipment is mounted in insulated trucks or containers for on-site deployment. Operated by Pesupalvelu Hans Langh Oy.

Segments4 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

Two partnerships are on record, tiered core and minor.

• John Nurmisen Säätiö (John Nurminen Foundation)coreStrategic or Co-development PartnerLangh companies are cooperation partners of John Nurminen Foundation and support the Foundation's Clean Baltic Sea (Puhdas Itämeri) project. Partnership demonstrates commitment to Baltic Sea environmental protection.
• Baltic Sea Day (Itämeripäivä)minorStrategic or Co-development PartnerLangh companies participate annually in Baltic Sea Day, an event dedicated to raising awareness about Baltic Sea environmental issues and promoting sustainable maritime practices.

Scale indicators4 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Wärtsilä: Finnish global leader in marine technology and services, providing engines, scrubbers, and environmental solutions for ships. Overlaps with Langh Tech's green tech equipment business at much larger scale, and competes for IMO-compliance-driven retrofit and newbuild contracts.
• Alfa Laval: Swedish global supplier of marine environmental equipment including exhaust gas cleaning systems (scrubbers) and ballast water treatment systems. Direct overlap with Langh Tech's product portfolio at much larger scale and with broader product breadth.
• Wilhelmsen: Norwegian global maritime services group providing ship management, marine products, and environmental services. Comparable in adjacent maritime services space with much larger scale and global footprint.
• Cargotec: Finnish cargo handling equipment maker (Kalmar, Hiab, MacGregor) serving ports, terminals, and marine logistics. Touches Langh's world via cargo-handling equipment and intermodal container solutions, though at vastly larger scale and broader scope.

Direct peers

• Diana Shipping: Greek international dry bulk shipping operator with a fleet of Capesize, Panamax, and smaller dry bulk vessels. Comparable business model as a pure-play cargo shipping company, though at much larger scale and with broader geographic exposure.
• ESL Shipping: Finnish bulk cargo shipping company also operating in the Baltic/Nordic region, transporting steel, raw materials, and bulk commodities. Direct comparable in geography, cargo mix, and vessel sizes; ESL is owned by Aspo Plc and operates a similar smaller-scale specialized bulk model.
• Stena Bulk: Swedish family-owned shipping company with operations in tankers, RoRo, and bulk cargo including regional European routes. Comparable as a privately held Nordic shipowner with diversified maritime operations.
• Finnlines: Finnish/Italian RoRo and passenger shipping company, part of Grimaldi Group. Comparable as a Finnish-headquartered shipping operator serving Baltic trade lanes; differs by being RoRo/passenger focused rather than bulk/container cargo.
• Meriaura: Finnish shipping company focused on environmentally sustainable maritime transport, operating cargo vessels in northern Europe. Direct peer in geography, small-fleet operating model, and emphasis on green maritime practices overlapping Langh Ship and Langh Tech.

Others

• Langh Cargo Solutions (for adjacent context): Specialized intermodal container manufacturer for steel and bulk cargo with patented designs. Adjacent within the same corporate group; comparable specialized container firms in Europe include Modec, Conline, and other niche container solutions providers serving steel and heavy-cargo shippers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/langhfi
• Facebookfacebook.com/pesupalveluhanslangh
• LinkedInlinkedin.com/company/langh

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries4 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 Langh Companies