aggerenergie

What aggerenergie does

AggerEnergie GmbH is a regional energy utility founded in 1926 and headquartered in Gummersbach, in the Oberbergisches Land district of North Rhine-Westphalia, Germany. It supplies electricity, natural gas and water to roughly nine municipalities in the Oberberg region and operates the associated local energy infrastructure as a regulated network and service provider. The business is privately held as a Gesellschaft mit beschränkter Haftung (GmbH) with no external investors and no publicly disclosed funding history, revenues, customer counts or headcount figures; a 2026 centennial marks a century of continuous municipal operation.

Around the regulated core supply and grid business, the company has assembled a residential energy product surface: photovoltaic systems including balcony and ground-mounted plants, heat pumps, e-mobility wallboxes and charging infrastructure, smart meters, and a digital customer portal. Its technical and operational credentials are documented through ISO 9001 (quality management), ISO 50001 (energy management), information security management (ISMS) and DVGW TSM certification for technical service management, the last of which was assessed as "very good" in 2024. A customer portal and local physical service points form the digital and physical service layer; no proprietary platform architecture, software stack or automation capability is disclosed.

Commercially, revenue derives primarily from recurring metered supply of electricity, gas and water to a geographically captive residential and municipal customer base across nine municipalities, supplemented by one-off hardware installation and sales (PV, heat pumps, wallboxes), grid-related services for the municipalities it serves, and professional services. Pricing is shifting toward dynamic, time-varying electricity tariffs, and a "Family & Friends" referral scheme is used for local customer acquisition. Publicly visible named relationships — notably the municipal shareholders it serves and the VfL Gummersbach sponsorship — are community and sponsorship ties rather than disclosed commercial anchor contracts; no enterprise anchor customers, segment revenue splits or contract values are published. The company has been recognised as a TOP Lokalversorger for ten consecutive years.

Name

aggerenergie

Legal name

AggerEnergie GmbH

Website

https://aggerenergie.de

Company type

Private

Founded year

1926

Operating status

Operating

Short description

AggerEnergie, a Gummersbach-based regional energy utility founded in 1926, supplies electricity, gas and water to about nine Oberberg municipalities and sells residential PV systems, heat pumps, wallboxes and e-mobility charging into that same household base.

Ownership category

akta.pro rank

Product category

Regional Utility Services

NAICS

Utilities (22), Electric Power Transmission, Control, and Distribution (22112), Water Supply and Irrigation Systems (22131), Electric Power Generation (22111)

SIC

Electric, Gas & Sanitary Services (4900), Electric Services (4911), Natural Gas Transmisison & Distribution (4923), Water Supply (4941)

akta.pro industry

PRIMARYEUADABAF

Microgrid & Local Distribution Operators (Campus/Base/Industrial Park DSOs)

Energy, Utilities & Environment/Electric Transmission & Distribution (T&D)/Distribution System Operators (DSOs) & Electric Distribution Utilities

Keywords

• Regional energy utility
• Electricity supply
• Natural gas distribution
• Drinking water supply
• Renewable energy solutions

Headquarters

HQ city

Gummersbach

HQ country

Germany

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Electricity Supply: Provision of certified green electricity (Ökostrom) and standard electricity to residential and business customers across multiple tariff options including dynamic pricing models
2. Natural Gas Supply: Natural gas delivery for heating, cooking, and other applications to residential and commercial customers
3. Water Supply: Drinking water supply services in the region
4. Network Operations: Operation and maintenance of electricity, gas, and water distribution networks in the service area
5. Photovoltaic Systems: Sale and installation of photovoltaic systems including residential rooftop installations, balcony power stations, and commercial freestanding systems
6. Heat Pump Installation: Installation services for heat pump systems for residential and commercial heating
7. E-Mobility Solutions: WallBox home charging stations, charging infrastructure expansion, and related services
8. Energy Consulting: Energy advisory services, energy audits, and professional consulting for energy efficiency

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels7 records

Core offering

AggerEnergie is a regional energy utility headquartered in Gummersbach, Germany, supplying certified green electricity (Ökostrom), natural gas, and drinking water to private households and businesses across nine municipalities in the Oberberg region. The company also delivers integrated energy solutions including photovoltaic systems (rooftop, balcony, and ground-mounted), heat pumps, and EV charging infrastructure, along with energy consulting, smart metering, and connection services for electricity, gas, and water networks.

Product overview

AggerEnergie is a regional energy utility company providing a comprehensive portfolio of energy and utility services. The core offerings include electricity supply (with green/Ökostrom and regional electricity options), natural gas supply, and water supply services. The company has expanded into integrated energy solutions combining photovoltaic systems, heat pumps, and e-mobility charging infrastructure. Additional services include smart metering, heating maintenance, professional energy audits, and a customer portal for online account management. The company also operates a cooking studio for educational purposes and offers a Family & Friends referral program. The portfolio includes both standard tariffs (basic supply, dynamic tariffs) and integrated energy solutions (photovoltaic + wallbox + heat pump bundles) for residential and commercial customers.

Differentiator

Problem solved

Functional benefit

Products and services

• Strom (Electricity Supply) Electricity supply services including certified green electricity (Ökostrom) across all tariffs, regional electricity from the local area, dynamic electricity tariffs, and business customer tariffs. Includes basic and replacement supply (Grund- und Ersatzversorgung) services for residential and commercial customers.
• Erdgas (Natural Gas) Natural gas supply for cooking, heating, grilling, and drying applications. Services include gas supply for residential and business customers, with basic and replacement supply options.
• Wasserversorgung (Water Supply) Mineral-rich drinking water suitable for drinking, cooking, and showering, supplied across the regional network. Includes construction-site and event water supply services.
• Photovoltaikanlage (Photovoltaic Systems) Complete photovoltaic (PV) system solutions including consultation, planning, and installation. Includes residential rooftop installations, commercial systems, and registration support.
• Wärmepumpe (Heat Pumps) Energy-efficient heat pump solutions for residential heating, including consultation, installation support, and connection to existing heating systems.
• WallBox für Zuhause (Home EV Charging Stations) Home electric vehicle charging solutions including wall-mounted EV chargers with subsidies, support, and funding models for residential charging infrastructure.
• Ladestationen in der Region (Public EV Charging Stations) Public and regional EV charging infrastructure being expanded in the service area for electric vehicles.
• Heizungswartung (Heating Maintenance) Regular maintenance services for heating systems to ensure efficiency, longevity, and safe operation.
• EnergieAudit (Energy Audit) Professional energy auditing services to assess and improve energy efficiency for residential and commercial customers.
• Strom-, Gas- und Wasseranschlüsse (Utility Connections) Connection services for electricity, gas, and water supplies including new installations, modifications, and network access.
• Intelligentes Messsystem (Smart Meter Installation) Smart meter installation and information services, including registration of controllable consumer devices for digital energy measurement and management.
• Energieratgeber (Energy Consulting) Energy consultation and advisory services helping customers optimize energy consumption and costs.

Quantifiable outcome

• 10 consecutive TOP Lokalversorger awards for Strom, Gas, Wasser & Wärme

Named customers4 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Dr. Andreas EssercoreOthers · 6 May 2026Dr. Andreas Esser assumed the role of Managing Director alongside Jörg Bukowski, succeeding Frank Röttger who retired in May 2026. Dr. Esser previously served as Managing Director of the network company at Rhenag.
• RhenagcoreOthersRhenag is the parent company and network partner of AggerEnergie. Dr. Andreas Esser was previously managing director of Rhenag's network company before joining AggerEnergie leadership. Till Cremer serves as Supervisory Board Chairman.
• ZebiO - Zentrum für BioenergieStrategic or Co-development PartnerCollaboration on sustainability events and educational presentations about climate protection, renewable heating solutions, and energy topics. Co-hosted the 'Klimaschutz kompakt' lecture series.
• LVR-Industriemuseum (Stromwerkstatt)minorStrategic or Co-development PartnerAggerEnergie is a supporter and cooperation partner of the Stromwerkstatt (Power Workshop) in Engelskirchen, an interactive learning museum where children learn about electricity generation and energy concepts.
• VfL GummersbachcoreGTM or Marketing PartnerPrimary sports sponsorship of the handball Bundesliga team. AggerEnergie organizes the 'Einlaufkinder' (entry children) program where young athletes escort VfL players onto the court during home games.
• Sparkasse GummersbachminorGTM or Marketing PartnerCo-sponsor of the Sparkassenlauf (Sparkasse Run), a regional running event in Gummersbach.

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Regional players

• RheinEnergie: Cologne-based multi-utility (electricity, gas, water, district heating) serving a large metropolitan region. Direct regional peer to AggerEnergie with the same municipal-Stadtwerke model, though at materially larger scale, and connected via the broader Rhenag/Rheinland energy ecosystem.
• Stadtwerke Bonn: Bonn municipal multi-utility (electricity, gas, water, district heating, public transport) in the same North Rhine-Westphalia region. Highly comparable Stadtwerke model with similar residential/SMB focus and municipal-style ownership.
• Mainova: Frankfurt-based municipal multi-utility supplying electricity, gas, water, and district heating. Same integrated utility model serving residential and commercial customers in a defined regional concession.
• Lechwerke: Augsburg/Swabia-based regional multi-utility with electricity, gas, water, and expanding renewable/e-mobility offerings including hydropower. Strongly comparable on the renewables-plus-grid-edge-services portfolio.
• badenova: Freiburg-based regional utility with electricity, gas, water, and a leading position in renewables and energy-transition services. Highly comparable on the integrated municipal-utility + Energiewende positioning.
• N-ERGIE: Nuremberg/Franconia regional multi-utility (electricity, gas, water, heat) supplying residential and business customers. Comparable regional Stadtwerke model with regulated network ownership and commodity supply.

Direct peers

• Rhenag: Cologne-area energy and network operator that serves as AggerEnergie's parent/network partner and the prior employer of new MD Dr. Esser. Operates the same municipal utility / regional network business model in adjacent geographies of the Rheinland region.

Broad incumbents

• EWE: Large northern-German multi-utility with electricity, gas, water, and growing telecom/services. Comparable product breadth across utilities but operates at regional/national scale far exceeding AggerEnergie's Oberberg footprint.
• Stadtwerke München (SWM): Munich municipal multi-utility (electricity, gas, water, district heating, U-Bahn) — the largest German Stadtwerke. Same integrated product model as AggerEnergie but at metropolitan scale; useful as an aspirational scaling benchmark.

Emerging players

• Lichtblick: Hamburg-based green electricity supplier and home-energy/heat-pump provider with dynamic-tariff offerings. Not a direct network competitor but a clear adjacent benchmark for renewable supply, dynamic tariffs, and home-energy bundles.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/aggerenergie-gmbh

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 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 aggerenergie