What EnBio Holdings does

EnBio Holdings is a Tokyo-based environmental services holding company listed on the Tokyo Stock Exchange Standard market under ticker 6092, founded in 1999. The group operates four integrated business segments — soil and groundwater contamination remediation, renewable energy generation (solar PV, biomass, and small hydropower), PFAS contamination countermeasures, and brownfield real estate regeneration — serving industrial and manufacturing operators, corporate energy consumers, real estate developers, and institutional investors. Operations span Japan with active expansion into Southeast Asia, anchored by the PT Alam Energy Renewables joint venture in Indonesia and a recently initiated Sri Lanka renewable energy initiative.

The group's technical foundation rests on proprietary remediation technologies including PlumeStop® (colloidal activated carbon), SourceStop® (PFAS source zone treatment), and S-MicroZVI® (micro-scale zero-valent iron), deployed through a permeable reactive barrier (PRB) method certified by the Tokyo Metropolitan Government's groundwater contamination prevention support program. This PRB technology enables treatment of operating industrial facilities without halting production, a key operational differentiator versus traditional excavation-based remediation. EnBio Holdings is organized around five wholly-owned subsidiaries: EnBio Engineering (environmental technical services), EnBio Real Estate (brownfield regeneration), Land Regeneration Investment (Tōchi Saisei Tōshi), EnBio China (Nanjing environmental technology), and EnBio Nextes (technology services).

Revenue is generated through project-based professional services for soil and groundwater remediation, recurring feed-in tariff and power sale revenue from renewable energy projects, and one-time property sale transactions in the real estate regeneration business. Go-to-market is direct B2B enterprise sales targeting large industrial clients, food processors, and corporate energy buyers. International expansion is executed through joint ventures, most notably PT Alam Energy Renewables — a multi-party JV with Alamport, NiX JAPAN, Shizen Energy, and Kanematsu Corporation delivering rooftop solar installations to Indonesian corporate customers. Recent strategic activity includes launching the group's first 30MW battery storage project, commencing supply to Mitsubishi UFJ Bank, and completing the first commercial operation of a 3.4MW small hydropower plant in 2026.

Name

EnBio Holdings

Legal name

株式会社エンバイオ・ホールディングス

Website

https://enbio-holdings.com

Company type

Public

Founded year

1999

Operating status

Operating

Headcount range

101–250 employees

Short description

EnBio Holdings is a Tokyo-based environmental services holding company that provides soil and groundwater remediation, PFAS contamination countermeasures, renewable energy generation, and brownfield real estate regeneration to industrial, corporate, and real estate clients in Japan and Southeast Asia.

Ownership category

akta.pro rank

Product category

Environmental Remediation Services

NAICS

Remediation Services (562910), Environmental Consulting Services (54162)

SIC

Electric, Gas & Sanitary Services (4900)

akta.pro primary industry

Construction Management & General Contracting (EPCM, Scheduling, QA/QC, HSE) (EUAMAFAJ)

akta.pro secondary industries

Anaerobic Digestion (AD) & Biogas/RNG Production (Organics Feedstocks) (BPALAEAC), EIA/ESIA Documentation & Technical Studies (Air/Water/Noise/Traffic) (EUAHAAAC)

Keywords

• Environmental remediation services
• Soil contamination solutions
• Groundwater treatment services
• Renewable energy generation
• Brownfield redevelopment

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Environmental Solutions (Soil & Groundwater Remediation): Provides soil contamination investigation, remediation, and groundwater pollution prevention services. Revenue is generated through project-based professional services and engineering contracts, primarily serving operating factories and industrial facilities.
2. Renewable Energy (Solar PV & Biomass): Develops, constructs, and operates solar power plants and biomass power generation facilities. Generates electricity revenue through feed-in tariffs and power sales agreements.
3. Real Estate Regeneration (Brownfield Revitalization): Acquires, remediates, and redevelops contaminated real estate (brownfields). Revenue through property sales and value-add transactions.
4. Water Resource Development: Develops and manages water resources, including small-scale hydropower and water treatment services.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

EnBio Holdings is an environmental services group that investigates and remediates soil and groundwater contamination (including PFAS countermeasures), develops and operates solar PV, biomass, and small hydropower generation assets, and acquires, cleans up, and redevelops contaminated real estate (brownfields) for productive reuse. Operations are delivered in Japan through subsidiaries such as EnBio Engineering and EnBio Real Estate, and internationally through joint ventures (e.g., PT Alam Energy Renewables) in Indonesia and Sri Lanka.

Product overview

EnBio Holdings operates as an environmental business group offering integrated solutions across four main business segments: (1) Environmental Solutions including soil contamination solutions, groundwater contamination prevention technologies, and PFAS countermeasures; (2) Renewable Energy comprising solar power generation and biomass power generation; (3) Real Estate Regeneration/Brownfield Solutions for utilizing and regenerating contaminated land; and (4) Water Resource Development. The company is organized with subsidiaries including EnBio Engineering (technical environmental services), EnBio Real Estate (property regeneration), Land Regeneration Investment (investment and acquisition), and operations in China. Key technologies include PlumeStop® and S-MicroZVI® for groundwater remediation, and international joint ventures for solar installations in Indonesia.

Differentiator

Problem solved

Functional benefit

Products and services

• Soil Contamination Solutions End-to-end soil contamination investigation, remediation design, and purification services for contaminated land sites and operating industrial facilities, primarily in Japan.
• Groundwater Contamination Prevention (Permeable Reactive Barrier) Groundwater contamination containment and treatment using permeable reactive barrier (PRB) systems that suppress pollutant spread without obstructing groundwater flow, allowing continuous factory and business operations during remediation.
• PFAS Contamination Countermeasures Comprehensive PFAS (per- and polyfluoroalkyl substances) contamination treatment combining plume barrier technology and source zone remediation, offered through subsidiary EnBio Engineering.
• Real Estate Regeneration / Brownfield Solutions Acquisition, remediation, and redevelopment of contaminated or underutilized real estate (brownfields) for productive reuse, combining group-wide engineering and investment capabilities.
• Solar Power Generation Development and operation of solar power generation assets including mega-solar farms and rooftop installations in Japan and Southeast Asia, including direct on-site installations for corporate customers.
• Biomass Power Generation Biomass power generation using organic materials for renewable electricity production.
• Water Resource Development Development and utilization of water resources including small-scale hydropower and water treatment services.
• 30MW Battery Storage Project First battery energy storage project with maximum receiving power capacity of 30MW, expanding the group's renewable energy portfolio into storage.
• PT Cisarua Mountain Dairy 1.1MWp Rooftop Solar Installation Rooftop solar PV project enabling renewable energy use at an Indonesian dairy and food processing facility with zero initial investment through a rental service arrangement.

Named customers2 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Twelve partnerships are on record, tiered core and minor.

• PT Alam Energy RenewablescoreStrategic or Co-development Partner · 5 November 2025Joint venture company established with Alamport Co., Ltd., NiX JAPAN Co., Ltd.,自然電力株式会社 (Shizen Energy Corporation), and 兼松株式会社 (Kanematsu Corporation) to develop and operate renewable energy projects in Indonesia. EnBio Holdings participates through this JV to deliver rooftop solar installations to large Indonesian corporate customers.
• Alamport Co., Ltd. (アラムポート株式会社)coreStrategic or Co-development Partner · 5 November 2025Co-founder and partner in PT Alam Energy Renewables joint venture for Indonesian renewable energy project development.
• NiX JAPAN Co., Ltd.coreStrategic or Co-development Partner · 5 November 2025Partner in PT Alam Energy Renewables joint venture for Indonesian renewable energy project development.
• 自然電力株式会社 (Shizen Energy Corporation)coreStrategic or Co-development Partner · 5 November 2025Partner in PT Alam Energy Renewables joint venture for Indonesian renewable energy project development.
• 兼松株式会社 (Kanematsu Corporation)coreStrategic or Co-development Partner · 5 November 2025Partner in PT Alam Energy Renewables joint venture for Indonesian renewable energy project development. Also operates PT. Kanematsu Trading Indonesia, a local joint venture partner with PT Macroprima Panganutama for the PT Kanemory Food Service project.
• Alamport Renewables Pte. Ltd.minorStrategic or Co-development Partner · 22 April 2024Investment vehicle through which MEL (investment target) operates a 3.4MW small-scale hydropower plant that has commenced commercial operation.
• 株式会社エンバイオ・エンジニアリング (EnBio Engineering)coreStrategic or Co-development PartnerCore group subsidiary providing environmental engineering services including soil remediation, groundwater treatment, and PFAS contamination management. Provides the technical foundation for the group's environmental solutions business.
• 株式会社エンバイオ・リアルEstate (EnBio Real Estate)coreStrategic or Co-development PartnerCore group subsidiary focused on brownfield real estate revitalization. Acquires, remediates, and redevelops contaminated properties.
• 株式会社土地再生投資 (Tōchi Saisei Tōshi)coreStrategic or Co-development PartnerCore group subsidiary specializing in land regeneration investment. Acquires contaminated land for remediation and productive reuse.
• 恩拜欧（南京）環保科技有限公司 (EnBio China)minorStrategic or Co-development PartnerGroup subsidiary operating in China for environmental business development.
• 株式会社エンバイオ・ネクテス (EnBio Nextes)minorStrategic or Co-development PartnerGroup subsidiary providing additional environmental and energy-related services.
• 東京都 (Tokyo Metropolitan Government)coreStrategic or Co-development PartnerTokyo Metropolitan Government's groundwater contamination prevention support program. EnBio Engineering's PRB technology has been certified under this program (4th public offering) as a recognized technology for preventing groundwater contamination spread at operating sites.

Scale indicators4 records

Recent moves6 records

Expansion highlights7 records

Direct peers

• Stantec: Global environmental, water, and infrastructure consulting firm with remediation practices. Comparable to EnBio on environmental consulting, contamination assessment, and B2B industrial client model.
• Organo Corporation: Japanese specialty water treatment and pure water company serving semiconductor, pharmaceutical, and industrial customers. Comparable to EnBio on Japanese industrial environmental services segment.
• Kurita Water Industries: Major Japanese water and environmental treatment company serving industrial and municipal clients. Comparable to EnBio on Japanese industrial water/groundwater services and ESG-driven demand.
• Tetra Tech: Global leader in environmental consulting and remediation services with deep expertise in soil, groundwater, and PFAS treatment. Directly comparable to EnBio Engineering on remediation technology stack and B2B industrial client base.
• WSP Global: Global professional services firm with a dedicated environment and remediation practice. Comparable to EnBio on environmental consulting, soil/groundwater work, and B2B client model.
• Shizen Energy: Japanese renewable energy IPP and a JV partner in PT Alam Energy Renewables. Comparable to EnBio on solar/biomass generation, international project development, and feed-in-tariff revenue model.
• RENOVA: Japanese renewable energy developer operating solar, biomass, and wind power projects. Directly comparable to EnBio's solar/biomass business and renewable energy revenue stream.

Broad incumbents

• Hitachi Zosen: Major Japanese environmental and industrial plant engineering firm with waste-to-energy, water, and environmental infrastructure businesses. Comparable to EnBio on environmental engineering but at much larger scale.
• Ebara Corporation: Large Japanese industrial machinery and environmental equipment company with pumps, chillers, and water treatment systems. Comparable to EnBio on environmental services but much larger and more diversified.
• AECOM: Global infrastructure and environmental services firm with a large environmental remediation practice. Comparable on environmental services offering but operates at substantially larger scale and broader portfolio.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries5 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 EnBio Holdings