What SAMSON does

SAMSON (株式会社サムソン) is a privately held Japanese industrial equipment manufacturer founded in 1945 and incorporated in 1956. The company designs and produces steam boilers, food processing equipment, and water treatment systems, serving industrial and commercial customers primarily in Japan with exports to more than 10 countries. Headcount stood at 376 as of April 2026, with registered capital of ¥100M and a president of Ryuji Yoshioka (吉岡 龍示).

The company's revenue model combines capital equipment sales with a substantial aftermarket service stream. SAMSON operates more than 20 branch offices and 190+ maintenance locations across Japan, supporting an installed base of more than 10,000 maintenance contracts that generate recurring service revenue. The company has expanded internationally via a Taiwan subsidiary established in 2019 and a Tainan sales office opened in January 2025, with the International Division relocated to Osaka in April 2024 to support export growth. Product line extensions include a hydrogen-fired boiler developed in 2023 (recognized with a carbon-related industry award) and an SGC + AL combined cooling system launched in May 2026.

SAMSON's technology stack is anchored in IoT-enabled remote monitoring through its Sahareko cloud platform and Score System, which support equipment telemetry, predictive maintenance signals, and HACCP-compliant record-keeping for food industry customers. The company holds ISO 9001 and ISO 14001 certifications and is privately held with no disclosed PE/VC backing. No public revenue disclosure is available, and the company is not publicly traded.

Name

SAMSON

Legal name

株式会社サムソン

Website

https://samson.co.jp

Company type

Private

Founded year

1945

Operating status

Operating

Headcount range

251–500 employees

Short description

SAMSON (株式会社サムソン) is a privately held Japanese industrial equipment manufacturer founded in 1945, producing steam boilers, food processing equipment, and water treatment systems for industrial and commercial customers across Japan and 10+ export markets.

Ownership category

akta.pro rank

Product category

Industrial boilers and food processing equipment manufacturing

NAICS

Power Boiler and Heat Exchanger Manufacturing (332410), Food Product Machinery Manufacturing (333241)

SIC

Fabricated Plate Work (Boiler Shops) (3443), Special Industry Machinery (No Metalworking Machinery) (3550), Steam & Air-Conditioning Supply (4961)

akta.pro primary industry

Heat Transfer Equipment (Heat Exchangers, Boilers, Condensers) (IMAHAEAC)

akta.pro secondary industries

Boiler Repair, Maintenance & Tune-Ups (HSAOACAD), Chillers, Boilers & Central Plant Operations (BPABACAG)

Keywords

• Industrial steam boilers
• Food processing equipment
• Retort sterilization
• Vacuum cooling systems
• Water treatment equipment

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Offices7 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Boiler Sales and Installation: Sale of steam boilers (gas-fired and oil-fired once-through boilers) to industrial and commercial customers. Includes installation engineering services. Revenue is one-time per unit with recurring maintenance contracts.
2. Food Processing Equipment Sales: Sale of food processing equipment including retort sterilizers, vacuum coolers, mixing kettles, and steamers to food manufacturers and commercial kitchens. Includes food factory engineering services.
3. Water Treatment Equipment and Chemicals: Sale of water softeners, filtration systems, membrane deaerators, and boiler water treatment chemicals. Includes water quality analysis services.
4. Maintenance Services and Contracts: Preventive maintenance contracts covering over 10,000 units nationwide. Includes mail maintenance (remote monitoring), on-site service, and parts replacement. Recurring revenue stream.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

SAMSON designs, manufactures, and sells industrial steam boilers (gas-fired, oil-fired, and hydrogen-fueled once-through boilers), food processing equipment (retort sterilizers, vacuum coolers, mixing kettles, steamers, water chillers), and water treatment systems for industrial and commercial customers in Japan and Asia. The company delivers full food factory engineering from design to commissioning together with cloud-based monitoring services (Sahareko) and nationwide preventive maintenance contracts covering over 10,000 units.

Product overview

SAMSON (株式会社サムソン) is a Japanese industrial equipment manufacturer offering three core product lines: steam boilers (gas, oil, and hydrogen-fueled), food processing equipment (retort sterilizers, vacuum coolers, cooking kettles, mixers, steamers, and chillers), and water treatment systems. The company provides both standalone equipment and integrated solutions including cloud-based monitoring services (さはれこ), PC-based boiler monitoring systems (Score System), and comprehensive maintenance services. The product portfolio ranges from compact 100 kg/h boilers to large 3,000 kg/h systems, and from small trial-scale food equipment to factory-scale production lines, unified under the SAMSOLUTION brand focused on solving customer challenges through energy and food sustainability.

Differentiator

Problem solved

Functional benefit

Brands

• SAMSOLUTION: Company mission and service brand combining SAMSON and Solution, representing the company's commitment to solving customer problems through their products and services.

Products and services

• SE Series Gas Steam Boiler High-efficiency gas-fired once-through steam boiler achieving 98% boiler efficiency with a turn-down ratio of 1:7. Available in 1000-3000 kg/h capacity using natural gas (13A) or LP gas. Features multi-position combustion control (MPC) and pre-mix low NOx burner technology.
• BB Series Gas/Oil Steam Boiler Compact once-through steam boiler available in gas-fired (750-1500 kg/h, 90-97% efficiency) and oil-fired (500-1500 kg/h, 90-96% efficiency) variants. Features SAFETY & STATE EYE for easy operation monitoring.
• EB Series Gas Steam Boiler Simple once-through gas steam boiler with three-position combustion control for energy savings. Capacity ranges from 120-500 kg/h with 85-96% efficiency depending on model.
• TU Series Oil Steam Boiler Compact once-through oil steam boiler with built-in feed water tank and pump for space-saving installation. Capacity: 100-500 kg/h with 85-87% efficiency.
• SSB Series Oil Steam Boiler Multi-tube once-through oil steam boiler with multi-position combustion control (MPC) and high turn-down ratio of 1:4. Capacity: 2000-2500 kg/h with 90-97% efficiency.
• HB Series Hydrogen Steam Boiler Once-through hydrogen-fueled steam boiler for reduced carbon emissions. Model HB-750AP with 750 kg/h evaporation capacity. Recognized with Kagawa Decarbonization Excellent Award 2023.
• SGC Heat Jet Retort Sterilizer Large-capacity hot water jet retort sterilizer that simultaneously cooks and sterilizes food. Processes 156 to 3,840 packs per batch with HACCP-compatible F-value monitoring and precise temperature control (60-130°C). For food manufacturers and ready meal producers.
• CB Compact Retort Sterilizer Compact retort sterilizer suitable for small-lot production, trial production, and testing. Processes 54 pouches per batch (pouch size 130x170x20mm).
• EL Series Vacuum Cooler Vacuum cooling machine that rapidly cools cooked food under vacuum using proprietary dry vacuum pump technology. EL cools faster than steam-type vacuum coolers achieving 8°C cooling. Does not require a boiler, significantly reducing operating costs.
• SVC Small Vacuum Cooler Compact vacuum cooler using ejector system for food safety through rapid cooling. Suitable for school lunch centers, bento shops, and food factories for cooling side dishes and rice.
• NK/GN Inclined Shaft Kneader Inclined-axis mixing kettle that gently and evenly mixes food while heating. Prevents food damage while achieving uniform mixing with adjustable speed via inverter.
• EK/EK-J Steam Kettle Rotating steam kettle for boiling and cooking. EK-J features dual-chamber structure allowing selection between outer boiling and center boiling convection patterns for professional cooking.
• EF Fixed Steam Kettle Fixed steam kettle for uniform and rapid cooking of large quantities using steam's high heat transfer properties.
• NK-PH/NK-VH Pressure/Vacuum Agitating Kettle Pressure and vacuum agitating kettles with 600-1000L capacity. Pressure cooking rapidly softens food and sterilizes at temperatures over 100°C, while vacuum cooking preserves color and flavor by concentrating at low temperatures.
• MKV Vacuum Kettle Mixer Vacuum kettle mixer combining mixing, kneading, and cooking functions. Vacuum low-temperature cooking preserves color, flavor, and nutritional value while reducing concentration time.
• HK Horizontal Agitating Kettle Large-capacity horizontal-axis agitating kettle designed for food factory mass cooking. Available in 400-2400L capacities with vacuum specification option.
• SD/SCS Steam Sterilizer Steam sterilizer for sterilizing canned/bottled/pouched foods and steaming vegetables, seafood, meat, and Chinese ingredients. SCS features pressure cooking with vacuum cooling for rapid, hygienic processing.
• AL Low-Temperature Water Chiller (AQUA COOL) Low-temperature water chiller maintaining food safety and freshness through double-pipe design ensuring large flow capacity, clogging resistance, and freeze safety.
• Water Treatment Equipment Complete water treatment systems including softeners (SS/SSM/SSL series), filtration devices (sand filter, activated carbon filter, iron/manganese removal), membrane deaeration (AF-N), boiler chemicals, and water analysis services for boiler feedwater and industrial use.
• Maintenance Services and Contracts Comprehensive maintenance services including preventive maintenance contracts (10,000+ contracts), mail maintenance remote monitoring, boiler health checks/energy-saving diagnostics, drain recovery, steam trap diagnostics, and warm jackets for steam valves. Delivered through nationwide network of 190+ maintenance locations.
• WEB Communication Service 'Sahareko' (さはれこ) Cloud-based HACCP record system for remote equipment monitoring, recipe management, and automated data backup. Records temperature and F-value data, enables remote recipe setting and equipment monitoring. Supports BCP with cloud data backup. Compatible with SGC retort sterilizers, EL vacuum coolers, and NK/GN kneaders.
• Score System VS/HG Boiler Monitoring Software PC-based boiler monitoring system for real-time status display, trend data retention (up to 24 months), automatic report generation (daily/monthly/annual), and alarm guidance with troubleshooting instructions.

Quantifiable outcome

• SE series boiler achieves 98% efficiency, the highest in its class for 1t/h class simple boilers
• +3 more outcomes

Named customers6 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Three partnerships are on record, tiered flagship, core strategic partnership and historical technical cooperation.

• Japan Gas Association (日本ガス協会)flagshipStrategic or Co-development Partner · 1 June 2017Joint development of 390 kW high-efficiency gas cogeneration system 'XIA' (クロッシア). Received Technology Award from Japan Gas Association in June 2017. Cogeneration Award 2015 from Cogeneration and Energy Efficiency Center.
• JICA (Japan International Cooperation Agency)core strategic partnershipStrategic or Co-development Partner · 1 April 2014Consignment operations agreement with JICA to spread retort food technology in Indonesia. SAMSON supplies retort sterilization equipment and technical knowledge as part of Japan's official development assistance program.
• Booster Co., Ltd (Korea)historical technical cooperationTechnology or Integration · 1 September 1982Technical cooperation agreement signed September 1982 with Korean company (now株式会社ブースターボイラ, formerly大韓民国株式会社熱研ボイラ). The partnership covered technical information exchange in boiler technology.

Scale indicators5 records

Recent moves13 records

Expansion highlights4 records

Direct peers

• Forbes Marshall: Forbes Marshall is an Indian specialist in steam engineering and process heating solutions, serving food, pharmaceutical, and industrial customers. Comparable to SAMSON's combination of steam boilers, process equipment, and service network, particularly for emerging-market food processors.
• Fulton Boiler Works: Fulton is a US-based manufacturer of industrial steam boilers including vertical tubeless and firetube designs. Comparable to SAMSON's industrial boiler manufacturing focus, with overlapping customer segments in food processing, healthcare, and light industrial steam applications.
• Miura Co., Ltd. Miura is Japan's largest once-through steam boiler manufacturer and SAMSON's most direct domestic competitor. Both sell high-efficiency industrial boilers with similar capacity ranges and IoT monitoring capabilities into food manufacturing, hospital, and commercial steam customers in Japan.
• JBT Corporation: JBT Corporation is a global supplier of food processing and packaging equipment. Comparable to SAMSON's food processing equipment business including sterilization, cooling, and cooking technologies, though JBT serves broader protein and beverage verticals at significantly larger scale.

Broad incumbents

• Cleaver-Brooks: Cleaver-Brooks is a leading North American manufacturer of industrial boilers and boiler room systems. Comparable to SAMSON's industrial steam boiler business, though it serves a much larger geographic market and offers a broader portfolio including burners and packaged boiler systems.
• Spirax-Sarco Engineering: Spirax-Sarco is a global specialist in steam generation, distribution, and control products. Comparable to SAMSON's industrial steam-focused business model, though significantly larger with global direct sales and a much broader steam-system component portfolio.
• Bosch Thermotechnology: Bosch Thermotechnology is a major global manufacturer of heating and hot water solutions, including commercial and industrial boilers. Comparable to SAMSON in industrial steam boiler manufacturing but operates at much larger scale with global distribution and broader HVAC portfolio.
• Mitsubishi Heavy Industries (Boilers): Mitsubishi Heavy Industries manufactures large-scale industrial boilers and steam systems as part of its broad heavy industrial portfolio. Comparable to SAMSON's industrial boiler product line but at much larger scale, with complementary service networks in Japan and globally.
• Babcock & Wilcox: Babcock & Wilcox is a global leader in steam generation and heat exchange equipment with strong industrial customer base. Comparable to SAMSON's boiler and heat transfer equipment business but operates at substantially larger scale serving utility and large industrial customers.

Emerging players

• Pro-Pak / Heat and Control: Heat and Control is a global manufacturer of food processing, cooking, and packaging equipment. Comparable to SAMSON's food processing equipment business in ready-meal and prepared food verticals, with similar focus on retort sterilization, cooking kettles, and integrated production lines.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/samsonjapan
• Instagraminstagram.com/samson_japan_

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Subsidiaries1 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 SAMSON