株式会社浜田

What 株式会社浜田 does

Hamada Inc. (株式会社浜田) is a privately held electrical contracting company headquartered in Kasuga City, Fukuoka Prefecture, Japan. Founded in 1987 originally as 有限会社浜田電業 (Hamada Dengyo Co., Ltd.) and reorganized into a joint-stock corporation under its current name in May 2017, the firm has operated for over 35 years as a regional provider of electrical construction services. Representative Director Hamada Katsumi (濵田勝己) leads the founder-controlled, family-style business with a headcount of seven employees.

The company's service portfolio spans residential, commercial, and industrial electrical work. Core offerings include high-voltage receiving equipment installation and renovation, general household wiring (new construction and renovations), LED conversion for street lamps and factory lighting, commercial air conditioning, security camera design and installation, LAN wiring, full electrification (IH heaters, EcoCute), and solar and wind power generation system installation. A distinctive service is energy-saving diagnostics (省エネ診断), which the company is authorized to perform following its April 2019 certification as a diagnostic institution under Japan's Ministry of Environment CO2 Reduction Potential Diagnosis Promotion Project (平成31年度環境省CO2削減ポテンシャル診断推進事業). This certification allows Hamada to measure electricity usage at stores, factories, and buildings and propose sustained cost-reduction methods.

Hamada operates on a project-based, direct-to-consumer revenue model, serving individual homeowners, commercial establishments, factories, and local municipal clients within Fukuoka Prefecture. Pricing is quote-based and not publicly disclosed. Customer acquisition occurs primarily through the company's corporate website (hamadadengyou.com), direct phone contact, and local market reputation. The firm has no disclosed funding, no parent company, no partnerships, and no digital platform or software product — it is a traditional trade-services business with single-country, domestic geographic scope.

Name

株式会社浜田

Legal name

株式会社　浜田

Website

https://hamadadengyou.com

Company type

Private

Founded year

1987

Operating status

Operating

Headcount range

1–10 employees

Short description

Hamada Inc. (株式会社浜田) is a privately held, 7-employee electrical contractor in Kasuga City, Fukuoka Prefecture, Japan, founded in 1987, serving residential, commercial, industrial, and municipal clients with wiring, high-voltage, LED, solar, and energy-diagnostic services.

Ownership category

akta.pro rank

Product category

Electrical Contracting Services

NAICS

Power and Communication Line and Related Structures Construction (237130)

SIC

Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Substation EPC & construction (AIS/GIS, greenfield/brownfield) (EUADAKAC)

akta.pro secondary industries

Electrical BOP & Collection Systems (MV/HV Cabling, Switchgear, Protection, Grounding) (EUAMAFAD), Wind Power Plant EPC (Onshore/Offshore) (EUAEAAAF)

Keywords

• Electrical contracting services
• High-voltage equipment installation
• Energy saving diagnostics
• LED lighting conversion
• Renewable energy installation

Headquarters

HQ city

Kasuga

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Marketing or Sales, Others

Revenue model

1. Electrical Construction Services: Project-based revenue from electrical installation, renovation, and maintenance services for residential, commercial, and industrial clients. Services include new construction wiring, high-voltage equipment, LED retrofits, HVAC electrical work, solar installations, and energy diagnostics.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

株式会社浜田 (HAMADA Inc.) provides electrical construction and installation services including high-voltage receiving equipment installation, energy-saving diagnostics certified by the Ministry of Environment, street lamp LED conversion, residential/commercial/industrial electrical work, air conditioning installation, solar and wind power generation installation, illumination and decorative lighting, security camera systems, and LAN wiring. Services are delivered directly to industrial, commercial, municipal, and household customers primarily in Kasuga City and the surrounding Fukuoka area.

Product overview

株式会社浜田 is an electrical construction company offering a comprehensive portfolio of electrical services rather than a unified software product. The service portfolio includes high-voltage receiving equipment installation, energy-saving diagnosis, LED conversion for street lamps and factory lighting, residential and commercial electrical work, air conditioning systems (room and commercial), TV antennas, full electrification (IH heaters, water heaters, EcoCute), solar and wind power generation, security cameras, and LAN wiring. The company also demonstrates expertise in construction projects including pipe racking, electrical conduit excavation, overhead wiring, transformer replacement, and cubicle installation. The services are delivered as discrete project-based offerings rather than a platform with modules.

Differentiator

Problem solved

Functional benefit

Products and services

• High-voltage Receiving Equipment Installation Installation of high-voltage receiving equipment for industrial and commercial facilities, including transformers and switchgear required for receiving and distributing electrical power at higher voltages.
• Energy-Saving Diagnostics Diagnostics service certified by the Ministry of Environment under the CO2 Reduction Potential Diagnosis Promotion Project, designed to identify energy-saving opportunities and reduce CO2 emissions for industrial and commercial customers.
• Street Lamp LED Conversion Conversion of existing street lamps to LED lighting for municipal and government clients, aimed at reducing energy consumption and maintenance costs for public infrastructure.
• Residential Electrical Services General household electrical work for residential customers, including wiring, outlet installation, and other household electrical needs.
• Air Conditioner Installation Installation services for room air conditioners in households and commercial air conditioners in stores and businesses, including electrical wiring and mounting.
• TV Antenna Installation Installation of television antennas for residential customers, including rooftop and wall-mounted antenna setup.
• Store and Event Electrical Work Electrical installation and support for stores and events, including temporary power, lighting, and electrical setup for commercial venues and events.
• Full Electrification (All-Electric) Conversion Conversion of homes and buildings to fully electric systems, replacing gas-based appliances with electric alternatives to support decarbonization.
• Solar Power Generation Installation Installation of solar power generation systems for residential, commercial, and industrial customers seeking renewable energy generation.
• Wind Power Generation Installation Installation of wind power generation systems for customers seeking renewable energy solutions.
• Illumination and Decorative Lighting Design and installation of illumination and decorative lighting for events, commercial spaces, and seasonal displays.
• Security Camera System Design and Installation Design and installation of security camera systems for commercial and residential customers, including CCTV infrastructure.
• LAN Wiring Services Wiring and installation of local area network (LAN) infrastructure for offices, commercial buildings, and residential customers requiring structured network cabling.

Quantifiable outcome

• Sustainable electricity cost reduction through energy-saving diagnostic services

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Scale indicators1 record

Recent moves4 records

Expansion highlights4 records

Broad incumbents

• Yurtec Corporation: Regional Tōhoku-based electrical, civil and infrastructure contractor with capabilities in substation construction, power-line construction, and energy infrastructure. Relevant peer for the subject's high-voltage receiving equipment and overhead/conduit wiring portfolio despite different primary geography.
• Takasago Thermal Engineering Co., Ltd. Japan's leading HVAC and industrial thermal/electrical engineering contractor; overlapping in commercial-air-conditioner electrical installation and energy-efficiency renovation work, and shares the 'design and construction' integrated service model with the subject.
• Sanki Engineering Co., Ltd. Japan-listed HVAC and electrical facility engineering firm that overlaps in commercial-air-conditioner electrical work, energy-saving retrofits, and building electrification (IH, EcoCute, solar). National roll-out but covers the same project types the subject executes locally.
• Dai-Dan Co., Ltd. Long-established Japanese electrical and HVAC construction and engineering firm (founded 1903) covering high-voltage receiving equipment, building electrical, and energy-efficient air-conditioning installations. Closely comparable service catalog though distributed nationally rather than locally.
• Kyudenko Corporation: Electric utility-affiliated engineering and electrical construction company headquartered in Fukuoka (same region as the subject), with strong substation, T&D and renewable installation work. Geographically closest large peer serving overlapping industrial and municipal clients in Kyushu.
• Kandenko Co., Ltd. Major Japanese electrical construction firm with deep capabilities in power distribution, substation construction, and electrical infrastructure for buildings. Comparable in service breadth (high-voltage receiving equipment, building electrification, energy infrastructure) though operating at national scale.
• Kinden Corporation: One of Japan's largest integrated electrical construction and facility-engineering contractors covering high-voltage equipment, substations, energy-saving retrofits, and renewable installations nationwide. Operates at vastly greater scale than the subject but addresses the same customer needs and service categories from residential through industrial.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/%E6%A0%AA%E5%BC%8F%E4%BC%9A%E7%A4%BE%E6%B5%9C%E7%94%B0

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 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 株式会社浜田