Municipal Utilities Viernheim

What Municipal Utilities Viernheim does

Municipal Utilities Viernheim (Stadtwerke Viernheim GmbH) is a 100% municipally-owned multi-utility company headquartered in Viernheim, Germany, operating as a wholly-owned subsidiary of the City of Viernheim (Stadt Viernheim). Formally incorporated as a GmbH in 1999, the company's operations trace back to 1905 with the construction of a municipal gas plant. Today Stadtwerke Viernheim supplies electricity to approximately 20,000 customers, drinking water to 34,477 residents, and provides natural gas, district heating (Fernwärme via BHKW combined heat and power systems), and wastewater management across a ~100 km sewer network. Beyond traditional utilities, the company operates two swimming facilities (Hallenbad indoor pool and Waldschwimmbad outdoor pool), a city bus service (Stadtbus lines 611/612), carsharing in cooperation with stadtmobil Rhein-Neckar AG, public EV charging stations (vernemobil), and renewable energy assets including wind parks jointly developed with Stadtwerke Bad Vilbel at four sites (Berschweiler, Geisberg, Kirrweiler, Greiner Eck) exceeding 34,500 kW plus a 2023-commissioned ground-mounted PV facility.

The core technology stack combines physical utility infrastructure (electricity/gas/water/heat grids, BHKW, transformer stations, wind turbines, PV arrays) with conventional digital channels: a TYPO3 website, a powercommerce customer portal, a mobile app launched August 2025, Google Analytics-integrated web presence, and EDIFACT-based B2B market communication. The company uses a hybrid GTM motion combining direct utility supply, customer service centers in Viernheim/Heddesheim/Hirschberg, online self-service, and the V-Card loyalty program that yields discounts on swimming, bus, carsharing, parking, and partner offers. Revenue is generated primarily through subscription recurring models (utility tariffs) supplemented by transaction fees (swimming admissions, bus fares, carsharing, parking, EV charging, carsharing). The customer base is concentrated in residential households across the Metropolregion Rhein-Neckar, with secondary exposure to commercial and industrial customers and municipal/public-sector clients.

The company employs 170 staff across all service lines and holds regulated-cost-plus municipal utility status with concession contracts for network operations in Viernheim and neighboring municipalities. Strategic priorities evidenced in the data include renewable energy expansion (wind and PV), digital customer experience (mobile app, self-service portal), and infrastructure renewal (e.g., 2024 stainless steel pool basin, 2025 parking license plate recognition). Subsidiaries include Stadtwerke Viernheim Netz GmbH (network operation, founded 2005), Versorgungswerke Heddesheim GmbH & Co. KG (jointly controlled, 2008), and Netzbetrieb Hirschberg GmbH & Co. KG (jointly controlled, 2015). Leadership comprises Managing Director (Geschäftsführer) Dr. Ralph Franke and Supervisory Board Chairman Matthias Baaß.

Name

Municipal Utilities Viernheim

Legal name

Stadtwerke Viernheim GmbH

Website

https://stadtwerke-viernheim.de

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

101–250 employees

Short description

Stadtwerke Viernheim is a 100% municipally-owned multi-utility in Viernheim, Germany, supplying electricity, gas, district heating, water, and wastewater to ~20,000 electricity customers and 34,477 residents, and operating swimming facilities, city buses, carsharing, and EV charging across the Metropolregion Rhein-Neckar.

Ownership category

akta.pro rank

Product category

Municipal Utility Services

NAICS

Utilities (221), Water Supply and Irrigation Systems (221310), Steam and Air-Conditioning Supply (221330)

SIC

Water Supply (4941), Gas & Other Services Combined (4932), Cogeneration Services & Small Power Producers (4991), Sanitary Services (4950)

akta.pro primary industry

Water Systems & Treatment (Pumps/Boilers/Water Heaters/Filtration) (IMAIABAK)

akta.pro secondary industries

Standalone/Pay-Per-Entry Water Parks (Day-Visitor Focused) (THAAABAD), Filter, Pump & Heater Maintenance/Repair (HSAIALAC), Thermal Baths, Hot Springs & Saunas (Onsen, Hammams, Banya, Sauna Worlds) (THAJAHAD)

Keywords

• Municipal utility services
• Energy supply
• District heating networks
• Water and wastewater
• Public transportation

Headquarters

HQ city

Viernheim

HQ country

Germany

HQ region

Europe

Offices3 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. Electricity Supply: Supply of electricity to approximately 20,000 customers in Viernheim and the Metropolregion Rhein-Neckar. Revenue from residential and commercial electricity tariffs.
2. Natural Gas Supply: Supply of natural gas as environmentally friendly and comfortable energy carrier to residential and commercial customers.
3. District Heating (Fernwaerme): Reliable and environmentally friendly alternative to conventional heating systems, supplied via BHKW and distribution network.
4. Water Supply: Drinking water supply to approximately 34,477 inhabitants in Viernheim area, sourced from MVV Energie AG Mannheim.
5. Wastewater Management: Operation and maintenance of approximately 100 km municipal sewer network and pumping stations.
6. Swimming Facilities: Operation of Hallenbad (indoor pool) and Waldschwimmbad (forest outdoor pool) with sauna, generating revenue from admission fees and season tickets.
7. City Bus Transport: Operation of Stadtbus Viernheim as Konzessionstraeger, providing public transportation on lines 611 and 612.
8. CarSharing: CarSharing service in cooperation with stadtmobil Rhein-Neckar AG, available exclusively for energy customers with V-Card benefits.
9. Electromobility: Public charging stations for electric vehicles in Viernheim, Heddesheim, and Hirschberg, including vernemobil charging card.
10. Parking Garage: Operation of parking garage (Tiefgarage) at Hallenbad with new license plate recognition system.

Pricing tiers

Go-to-market motion1 record

Distribution channels6 records

Marketing channels7 records

Core offering

Stadtwerke Viernheim is a municipally-owned multi-utility provider that supplies electricity, natural gas, district heating, drinking water and wastewater services to approximately 20,000 electricity customers and 34,477 water customers in Viernheim, Heddesheim, Hirschberg and the Metropolregion Rhein-Neckar. Beyond conventional utilities it operates two swimming facilities with sauna, the Viernheim city bus (lines 611/612), CarSharing via stadtmobil Rhein-Neckar AG, public EV charging, and renewable generation through cooperative wind parks and a ground-mounted PV plant.

Product overview

Stadtwerke Viernheim (Municipal Utilities Viernheim) operates as a multi-utility provider offering an integrated portfolio of energy, water, mobility, and leisure services. The core offering consists of electricity supply (~20,000 customers), natural gas, district heating (Fernwärme with BHKW), drinking water supply (~34,477 residents), and wastewater management (~100 km canal network). Beyond traditional utilities, the company operates two swimming facilities (Hallenbad and Waldschwimmbad with stainless steel basin), a city bus service (Stadtbus lines 611/612), CarSharing (via stadtmobil), electromobility with public charging stations, and wind/solar parks in regional partnerships. Digital touchpoints include a customer portal (powercommerce), a mobile app (launched August 2025), and the V-Card loyalty program. The company also provides grid operation services for affiliated municipalities (Heddesheim, Hirschberg) and maintains a subsidiary network company (Stadtwerke Viernheim Netz GmbH).

Differentiator

Problem solved

Functional benefit

Brands

• vernemobil: Charging card for electromobility services at public charging stations in Viernheim, Heddesheim and Hirschberg
• V-Card
• Sonnen-Schein

Products and services

• Strom (Electricity Supply) Regulated supply of electricity to approximately 20,000 residential and commercial customers in Viernheim and the Metropolregion Rhein-Neckar, including tariff calculator, house connections, street lighting and meter reading services.
• Erdgas (Natural Gas Supply) Environmentally friendly natural gas supply for residential and commercial customers, including gas safety information, house connections and meter reading. The natural gas offering was introduced in 1971.
• Fernwärme (District Heating) Reliable, environmentally friendly district heating alternative to conventional heating systems, delivered via BHKW (combined heat and power) plants and distribution network. Price adjustment formula updated March 2025.
• Wasserversorgung (Drinking Water Supply) Public drinking water supply serving approximately 34,477 residents in the Viernheim area, with annual delivery of ~1,769,147 m³ and average consumption around 140 l/day per person. Water is sourced exclusively from MVV Energie AG Mannheim.
• Abwasser (Wastewater Management) Operation and maintenance of the approximately 100 km municipal canal network and pumping stations, with a reporting service for defective covers.
• Hallenbad (Indoor Swimming Pool) Year-round indoor pool with swimming and non-swimmer pools, paddling pool and sauna, located centrally in Viernheim; season typically September through May.
• Waldschwimmbad (Forest Outdoor Pool) Seasonal outdoor pool facility (May to mid-September) with new stainless steel basin installed 2024, sun awning over paddling pool, volleyball field and playground.
• Sauna Sauna facilities within the indoor pool offering three season-ticket options with weekly access on a day of choice, plus a dedicated ladies' sauna on Tuesdays.
• Stadtbus Viernheim (City Bus Service) Public city bus service on lines 611 and 612, operated by Stadtwerke Viernheim as Konzessionstraeger and integrated with the VRN tariff network, including a call taxi (Ruftaxi) service.
• CarSharing Viernheim CarSharing service operated in cooperation with stadtmobil Rhein-Neckar AG, available exclusively for V-Card-holding energy customers with special rates and online booking via the stadtmobil platform.
• Elektromobilität (Electromobility / vernemobil) Public electromobility charging infrastructure in Viernheim, Heddesheim and Hirschberg, including vernemobil charging card, wallbox consultation for private customers and an eco-power tariff.
• Photovoltaik (Photovoltaics) Photovoltaic systems consulting and generation services for residential and municipal customers, including the ground-mounted PV facility commissioned by Windpark Kirrweiler GmbH & Co. KG in 2023.
• Windparks (Wind Parks) Cooperative planning, construction and operation of wind parks with Stadtwerke Bad Vilbel across Windpark Berschweiler (2,500 kW, 2010), Windpark Geisberg/Odenwald (5 turbines, 12,000 kW, 2013), Windpark Kirrweiler (3 turbines, 2014) and Windpark Greiner Eck (5 turbines, 15,000 kW, 2017); total cooperative capacity exceeds 34,500 kW.
• Tiefgarage Hallenbad (Parking Garage) Parking garage operated by Stadtwerke Viernheim at the indoor pool, with new automated license plate recognition entry/exit system from November 2025 supporting cashless payment (bank card, credit card, debit card, mobile payment) and V-Card discounts.
• V-Card (Customer Loyalty Program) Free customer loyalty card for Stadtwerke Viernheim energy customers providing discounts on swimming pools, bus travel, parking, CarSharing and partner offers across a network of local businesses.
• Stadtwerke Viernheim App Mobile application for iOS and Android allowing customers to submit meter readings, view invoices and contracts, manage direct debit and bank data, book appointments, purchase bath/sauna tickets and access information on city bus, CarSharing and charging stations. Login via existing customer portal credentials.
• Energieberatung (Energy Consulting) Energy consultation services covering energy-saving tips, efficient household appliances and electricity measuring devices for residential customers.

Quantifiable outcome

• ~140 l/day per person water consumption vs 128 l/day national average, demonstrating efficient water management
• +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

Integration8 records

Feature1 record

Partnerships

Five partnerships are on record, tiered core and minor.

• stadtmobil Rhein-Neckar AGcoreChannel Partner/ Reseller/ Distributor · 1 January 2016Cooperation for CarSharing service in Viernheim. The service is offered exclusively for Stadtwerke Viernheim energy customers holding a V-Card, providing access to vehicles through the stadtmobil platform. Customers can book vehicles through the stadtmobil website and benefit from special V-Card rates.
• Stadtwerke Bad VilbelcoreStrategic or Co-development Partner · 1 January 2010Long-standing cooperation for planning, construction, and operation of wind parks in the region. Joint ventures include Windpark Berschweiler (2010), Windpark Geisberg (2013), Windpark Kirrweiler (2014), and Windpark Greiner Eck (2017). Total cooperative wind capacity exceeds 34,500 kW.
• 3P Energieplan GmbHcoreStrategic or Co-development PartnerEngineering consultancy supporting Stadtwerke Viernheim in planning and construction of wind parks. Also responsible for preparing the Kommunale Wärmeplanung (municipal heat planning) for Viernheim as mandated by city government.
• MVV Energie AG MannheimcoreTechnology or IntegrationPrimary water supplier for Viernheim. Water is sourced from Wasserwerk Käfertal and Wasserwerk Rheinau, both operated by MVV. Water is delivered via two transfer stations to the Viernheim distribution network.
• V-Card Partners (Retailers, Service Providers, Gastronomy)minorChannel Partner/ Reseller/ DistributorLocal businesses in Viernheim and regional service providers offering discounts to V-Card holders. Includes partners like Jakob Adler KG (office supplies), Elektro-Helfrich-Wetzel-Wetzel GmbH, and Radhaus Viernheim (bicycle shop).

Scale indicators8 records

Recent moves12 records

Expansion highlights5 records

Broad incumbents

• Netze BW GmbH: Distribution system operator subsidiary of EnBW responsible for electricity and gas networks across Baden-Württemberg. Comparable network-operator role to Stadtwerke Viernheim Netz GmbH but at much larger regional scale.
• MVV Energie AG: Major Mannheim-based regional energy and water utility that already supplies all of Stadtwerke Viernheim's drinking water via Wasserwerk Käfertal and Rheinau. A larger-scale incumbent comparable on water and electricity supply, and a direct supply-chain partner.
• RheinEnergie AG: Major Cologne-region municipal utility with electricity, gas, district heating, water, and industrial energy services under municipal shareholding. Comparable on multi-utility operations but operates at a substantially larger scale.
• Stadtwerke München (SWM): Germany's largest municipal multi-utility operating electricity, gas, district heating, water, subway/trams, and the Messe Schwimmhalle under similar integrated municipal ownership. Highly comparable on portfolio breadth though materially larger in scale.
• EnBW Energie Baden-Württemberg AG: Major Baden-Württemberg-based integrated energy company with generation, grid, retail, and municipal-partnership services. A broadly comparable incumbent operating across many of the same product categories - electricity, gas, district heating, water services, EV charging - but as a publicly traded scale player rather than a city-owned utility.

Direct peers

• Technische Werke Konstanz (Stadtwerke Konstanz): Municipal multi-utility serving the Constance area with energy, water, district heating, bus transport, and a lakeside bath. Closely comparable size, customer count, and integrated service model to Stadtwerke Viernheim.
• Stadtwerke Heidelberg: Mid-sized German municipal utility (Stadtwerke Heidelberg GmbH) operating electricity, gas, district heating, water, and public transport in the Rhine-Neckar region - the same metropolitan area as Stadtwerke Viernheim. Directly comparable on multi-utility scope and Baden-Württemberg regulatory environment.
• badenova AG & Co. KG: Regional municipal utility consortium in Baden-Württemberg serving multiple smaller municipalities with electricity, gas, water, and district heating. Comparable mid-scale Stadtwerke multi-utility profile with similar municipal ownership dynamics.
• Stadtwerke Bonn: Mid-sized German municipal multi-utility offering electricity, gas, water, district heating, public transport (SWB Bus und Bahn), and the Bonn swimming facilities under a similar integrated operating model. Comparable service breadth and municipal ownership structure.
• Stadtwerke Friedrichshafen: Mid-sized German municipal multi-utility (Stadtwerk) on Lake Constance serving a similar population base with electricity, gas, district heating, water, buses, and the Bodensee airport. Closely comparable to Stadtwerke Viernheim in size, scope, and integrated service portfolio within a single municipality footprint.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/stadtwerke-viernheim-gmbh

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Subsidiaries3 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 Municipal Utilities Viernheim