Stadtwerke Weinheim Gmbh

What Stadtwerke Weinheim Gmbh does

Stadtwerke Weinheim GmbH is a municipal multi-utility (Stadtwerke) headquartered in Weinheim, Baden-Württemberg, Germany, founded circa 1900 and majority-owned by the city of Weinheim and surrounding municipalities. The company supplies electricity, natural gas (including biogas), drinking water, and district heating to residential, commercial, and industrial customers in the Weinheim, Hemsbach, and Laudenbach service area, and operates a public swimming pool (Hallenbad HaWei) as a community service. Its core technical infrastructure includes a 184 km local gas distribution network plus a 30 km transport network, 4 million cubic meters of annual drinking water production through the Wasserzweckverband Badische Bergstraße joint venture, and a growing fleet of modern metering devices (mME) and intelligent metering systems (iMSys) with communication gateways that enable dynamic electricity tariffs. The company employs approximately 150 people across technical, administrative, and customer service roles.

The business model centers on regulated and competitive supply of essential utilities to a mass-market customer base, with revenue streams from recurring subscriptions (electricity, gas, water, district heating tariffs), usage-based EV charging fees, one-time home connection fees, and metering services. Go-to-market is primarily direct-to-consumer through a customer center, online portal, video consultation, and field service operations. The company has historically operated within its concession area but in June 2025 launched Woinergy and Woinergy Business, electricity tariffs available nationwide in Germany, marking the first material geographic expansion. Adjacent growth engines include e-mobility (public EV charging stations, the Woinemer E=Quality customer loyalty discount, and an e-carsharing partnership with Stadtmobil Rhein-Neckar), heat pump and PV connection services, and a customer magazine and podcast channel that support brand engagement. The company is privately held, with no external funding or venture capital, and reinvests surplus into regional infrastructure.

Name

Stadtwerke Weinheim Gmbh

Legal name

Stadtwerke Weinheim GmbH

Website

https://sww.de

Company type

Private

Founded year

1900

Operating status

Operating

Short description

Stadtwerke Weinheim GmbH is a municipal multi-utility in Weinheim, Germany, supplying electricity, gas, water, district heating, and e-mobility services to residential, commercial, and industrial customers across the Bergstraße region.

Ownership category

akta.pro rank

Product category

Multi-Utility Services (Municipal Energy and Water Supply)

NAICS

Steam and Air-Conditioning Supply (221330), Electric Power Generation, Transmission and Distribution (2211)

SIC

Water Supply (4941), Cogeneration Services & Small Power Producers (4991)

akta.pro primary industry

Home Energy & EV Charging (HEMS, Smart Meters, Batteries, Chargers) (HSAPAQAF)

akta.pro secondary industries

EV Charging Payment & Reimbursement Programs (Public/Depot Charging) (TLABAMAK), Corporate EV Rental Programs & Charging Coordination (THADAOAK), EV Charging Network Management & Software Services (CPMS, Monitoring, Billing) (TLAKAMAG)

Keywords

• Municipal utility services
• Electricity supply
• Natural gas distribution
• District heating supply
• Drinking water supply

Headquarters

HQ city

Weinheim

HQ country

Germany

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Electricity Supply: Supply of electricity to residential, commercial and industrial customers including standard tariffs (Grundversorgung), eco tariffs (öko-logisch), dynamic tariffs (Dynamisch), and specialized products for heat pumps and storage heating.
2. Gas Supply: Natural gas supply including standard tariffs, biogas products, and CNG filling station operations.
3. Water Supply: Drinking water supply, water extraction and treatment for Weinheim region.
4. District Heating: District heating (Fernwärme) supply to residential and commercial buildings.
5. E-Mobility Charging: Electric vehicle charging at public charging stations, including discounted rates for existing customers through E=Quality program.
6. Metering Services: Meter operator services for installation, operation and maintenance of measurement points in electricity and gas networks.
7. Home Connections: Connection services for new buildings including electricity, gas, water, and heating connections.
8. E-Carsharing: Partnership with Stadtmobil for shared electric vehicles, providing charging infrastructure.

Pricing tiers

Go-to-market motion2 records

Distribution channels5 records

Marketing channels6 records

Core offering

Stadtwerke Weinheim GmbH supplies electricity, natural gas, drinking water, and district heating to residential, commercial, industrial, and municipal customers in the Weinheim region of Baden-Württemberg. The company also provides e-mobility charging, e-carsharing in partnership with Stadtmobil Rhein-Neckar, smart metering services, house connection installation, and operates the Hallenbad HaWei public swimming pool.

Product overview

Stadtwerke Weinheim GmbH operates as a multi-utility regional energy provider offering an integrated portfolio of energy and public services. The core product lineup spans five main categories: electricity products (including Woinemer Strom, Woinemer öko-logisch green electricity, Woinemer Dynamisch dynamic tariff, and the nationwide-available Woinergy/Woinergy Business tariffs), natural gas offerings (Woinemer Gas, Woinemer Biogas), drinking water supply (Woinemer Klares), district heating services, and electromobility solutions (E-Ladestationen, Woinemer E=Quality discount program, E-Carsharing). Supporting services include metering systems with intelligent smart meters (iMSys), house connection services, and a customer portal for digital account management. Additionally, the company operates the HaWei public swimming pool as a community service. The products are structured as a unified platform with category-specific tariffs and add-on services that can be combined for comprehensive residential and commercial energy solutions.

Differentiator

Problem solved

Functional benefit

Brands

• Woinergy: Electricity tariff brand for private households, extending beyond the traditional network area to customers nationwide.
• Woinergy Business
• HaWei
• Woinemer E=Quality

Products and services

• Woinergy Electricity Tariff (Residential) Residential electricity tariff available nationwide offering fair pricing, reliable supply, and local value creation from a regional energy provider, marketed to private households outside the traditional Weinheim concession area.
• Woinergy Business Electricity Tariff Business electricity tariff for commercial enterprises and organisations outside the Weinheim network area seeking predictable, personal, and regional energy supply with a dedicated business sales channel.
• Woinemer Strom (Standard Electricity) Standard electricity tariff for residential customers in the Weinheim supply area providing reliable power supply with local service, including regulated default supply (Grundversorgung) and Ersatzversorgung options.
• Woinemer öko-logisch (Green Electricity) TÜV Nord certified eco-friendly green electricity tariff supporting renewable energy and environmental sustainability for residential customers in the Weinheim supply area.
• Woinemer Dynamisch (Dynamic Electricity) Dynamic electricity tariff linked to market prices, enabling cost optimization through time-of-use pricing, requires smart meter (iMSys) compatibility.
• Woinemer SteuerBar (Controllable Load Tariff) Controllable electricity tariff for customers with storage heating systems (Nachtspeicherheizung) and Wärmepumpen, allowing time-based electricity consumption management with utility control of load.
• Woinemer Gas (Natural Gas Supply) Natural gas supply tariff for residential and commercial customers providing reliable heating and cooking energy, including Grundversorgung and Ersatzversorgung default supply options.
• Woinemer Biogas Biogas tariff offering environmentally friendly natural gas with a portion sourced from renewable biogas for residential and commercial customers in the Weinheim area.
• Erdgas Tankstelle (CNG Refueling Station) Compressed natural gas (CNG) refueling station operated by Stadtwerke Weinheim for vehicles powered by natural gas.
• Woinemer Klares (Drinking Water Supply) Drinking water supply tariff providing high-quality tap water to residential and commercial customers in Weinheim and surrounding member municipalities via the Wasserzweckverband Badische Bergstraße.
• District Heating (Fernwärme) District heating (Fernwärme) supply to residential and commercial buildings connected to the local heating network, with general tariffs published for customers.
• EV Charging Stations (E-Ladestationen) Public electric vehicle charging stations operated by Stadtwerke Weinheim across the Weinheim area, including AC and DC chargers, with public tariff list and locations disclosed.
• Woinemer E=Quality EV Charging Discount Discount programme providing 5 ct/kWh (gross) off the AC working price (Basic Tariff) at Stadtwerke Weinheim charging stations for existing electricity, gas, or heating customers; also applies to DC charging with time charges unchanged.
• E-Carsharing Service Electric carsharing service operated in partnership with Stadtmobil Rhein-Neckar and the City of Weinheim, providing access to 11 electric vehicles at 8 stations with charging infrastructure supplied by Stadtwerke.
• Home Connections Service (Hausanschluss) One-time connection service for new buildings covering electricity, gas, water, and district heating connections, including planning and installation via the Auftragscenter for builders and developers.
• Metering Services (Messsysteme / Messstellenbetrieb) Meter operator services covering installation, operation, and maintenance of measurement points in electricity and gas networks, including analog meters, modern metering devices (mME), and intelligent metering systems (iMSys) for the digital energy transition.
• Hallenbad HaWei (Public Swimming Pool) Public indoor swimming pool operated by Stadtwerke Weinheim as a community recreation facility in Weinheim.
• Online Customer Portal (Kundenportal) 24/7 online self-service portal for contract management, viewing invoices, submitting meter readings, and accessing digital billing services for electricity, gas, water, and heating customers.

Quantifiable outcome

• 11 e-carsharing vehicles at 8 stations serving 200 customers
• +2 more outcomes

Named customers3 records

Segments3 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

Five partnerships are on record, tiered core and minor.

• Stadtmobil Rhein-NeckarcoreStrategic or Co-development PartnerPartnership for e-carsharing in Weinheim. Stadtmobil operates shared electric vehicles at 8 stations with 11 vehicles. Stadtwerke provides charging infrastructure at three locations with dual chargers.
• Stadt WeinheimcoreStrategic or Co-development PartnerCity of Weinheim is co-project partner for e-carsharing initiative. The city benefits from reduced private vehicle needs and climate-friendly mobility options.
• Wasserzweckverband Badische BergstraßecoreStrategic or Co-development PartnerWater supply association formed by municipalities Laudenbach, Hemsbach, and Stadtwerke Weinheim. Produces and distributes approximately 4 million cubic meters of drinking water annually.
• Bündnis Ausbildung ZweiburgentalenteminorStrategic or Co-development PartnerTraining alliance with 11 other companies, organizations, and administrations to secure skilled workforce and strengthen Weinheim as a business location.
• DHBW MannheimminorImplementation/ SI/ Consulting PartnerDual study partnership with Duale Hochschule Baden-Württemberg Mannheim. Students receive theoretical education at DHBW and practical training at Stadtwerke.

Scale indicators6 records

Recent moves5 records

Expansion highlights6 records

Direct peers

• Stadtwerke Heidelberg GmbH: Neighboring municipal utility serving Heidelberg and surrounding communities with electricity, gas, water, heat, and public transport. Closely comparable in size, structure, and product portfolio, and operates in the immediate geographic vicinity of Weinheim along the Bergstraße corridor.
• Technische Werke Friedrichshafen GmbH (TWF): Regional municipal utility supplying electricity, gas, water, heat, and telecommunications to the Lake Constance region. Comparable in scale (~200 employees) and product mix, including e-mobility and fiber optic services, making it a strong direct peer for benchmarking.
• Stadtwerke Augsburg Holding GmbH: Large Bavarian municipal utility providing electricity, gas, water, heat, and public transport. Comparable multi-utility municipal model with strong regional brand, smart metering programs, and e-mobility infrastructure investments.
• Stadtwerke Konstanz GmbH: Lake Constance-based municipal utility offering electricity, gas, water, heat, and ferry/public transport services. Highly comparable in size, structure, and multi-utility portfolio, including e-mobility and smart meter deployment.
• Stadtwerke Karlsruhe GmbH: Municipal utility serving Karlsruhe with electricity, gas, water, district heating, and tram/bus services. Comparable multi-utility Stadtwerke model with smart metering, e-mobility offerings, and similar customer segments; Baden-Württemberg peer.
• Stadtwerke Bonn GmbH (SWB): Mid-sized German municipal utility offering electricity, gas, water, district heating, and public transport. Operates under similar municipal ownership structure with comparable multi-utility product portfolio and energy transition initiatives.

Broad incumbents

• MVV Energie AG: Listed municipal utility headquartered in Mannheim, providing electricity, gas, heat, water, and energy services across the Rhine-Neckar region. Operates in the same geographic market as Stadtwerke Weinheim and shares the multi-utility municipal model, but at significantly larger scale and with broader geographic reach.
• EnBW Energie Baden-Württemberg AG: Dominant Baden-Württemberg state energy utility with generation, distribution, and retail across electricity, gas, heat, and e-mobility. Operates in the same federal state as Stadtwerke Weinheim and competes directly for nationwide retail customers via its own tariff brands.
• Mainova AG: Frankfurt-based municipal utility serving the Rhine-Main region with electricity, gas, water, heat, and energy services. Comparable multi-utility municipal model but materially larger in scale and geographic reach, making it a relevant incumbent benchmark.

Others

• Stadtmobil Rhein-Neckar AG: Regional carsharing cooperative that operates the electric vehicle fleet at charging infrastructure provided by Stadtwerke Weinheim. Included as a strategic partner rather than a competitor; relevant for understanding the e-mobility ecosystem positioning.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/user/StadtwerkeWeinheim
• Facebookfacebook.com/StadtwerkeWeinheimGmbH
• LinkedInlinkedin.com/company/stadtwerke-weinheim-gmbh
• Instagraminstagram.com/stadtwerkeweinheim
• TikToktiktok.com/@stadtwerkeweinheim?lang=de-DE

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Stadtwerke Weinheim Gmbh