Hallenbad

What Hallenbad does

Stadtwerke Wilster is a 100% municipally owned utility company (Stadtwerke) headquartered in Wilster, Schleswig-Holstein, Germany, providing electricity, natural gas, drinking water, and district heating (Stadtwärme) to the municipality and surrounding Steinburg region. The company also operates the Hallenbad Wilster, a renovated public indoor swimming pool, rounding out a portfolio of essential municipal services. It is registered in the commercial register at Amtsgericht Pinneberg (HRA 1485) under the governance of a Werkleiter (plant manager) and an elected Werkausschuss (works committee), with no private equity or venture capital ownership.

The business operates as part of the Stadtwerke Steinburg municipal utility association alongside Brunsbüttel, Glückstadt, and Itzehoe, enabling shared infrastructure and collective service capabilities across four municipalities. Since 2018, Stadtwerke Wilster has supplied 100% eco-electricity (Ökostrom) sourced from German wind and solar installations, TÜV-Nord certified, with Ökogas (eco-friendly gas) and district heating as complementary green offerings. The company's service team processes approximately 55,000 invoices annually, and it serves both private customers (Privatkunden) and commercial customers (Geschäftskunden) through a combination of direct supply, an online service portal, and a physical customer center at Rathausstraße 68. A car-sharing e-mobility service (moiN) extends the portfolio beyond traditional utility services.

The revenue model is a regulated municipal utility model with no publicly disclosed pricing, generating income from energy and water supply tariffs, grid fees, and ancillary services such as the swimming pool. The company's go-to-market is locally focused on the Wilster municipality and the Steinburg region, with customer engagement conducted through a corporate website, blog, service portal, and community-facing channels. The ~9-employee operation reflects a compact, service-oriented municipal structure with outsourcing of ancillary functions (web hosting, website design, data protection) to external providers.

Name

Hallenbad

Legal name

Stadtwerke Wilster

Website

https://stadtwerke-wilster.de

Company type

Private

Operating status

Operating

Headcount range

1–10 employees

Short description

Stadtwerke Wilster is a 100% municipally owned utility in Wilster, Germany, supplying eco-electricity, gas, water, district heating, and operating the Hallenbad Wilster indoor swimming pool for local residents and businesses in the Steinburg region.

Ownership category

akta.pro rank

Headquarters

HQ city

Wilster

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Distribution channels3 records

Marketing channels1 record

Core offering

Stadtwerke Wilster operates as a municipal multi-utility delivering electricity (including 100% eco-electricity from German wind/solar), natural gas, district heating, and drinking water to households and businesses in the Wilster area of Schleswig-Holstein. The company also directly operates the Hallenbad Wilster, a renovated public indoor swimming pool open year-round for recreational swimming and fitness. Revenue is generated primarily through utility tariffs and swimming pool admissions, with ~55,000 annual invoices processed.

Product overview

Hallenbad Wilster is a single public recreational facility operated by Stadtwerke Wilster, a municipal utility company. It is not a technology product company. The facility has been freshly renovated and offers an inviting, bright environment for visitors to enjoy swimming, fitness activities, and family relaxation.

Differentiator

Problem solved

Functional benefit

Brands

• Hallenbad Wilster: A freshly renovated and inviting swimming pool facility open to the public year-round
• Stadtwärme
• Ökostrom
• Ökogas
• moiN

Products and services

• Hallenbad Wilster A freshly renovated public indoor swimming pool facility operated by Stadtwerke Wilster, offering recreational swimming and fitness activities year-round to local residents and visitors of the Wilster/Steinburg region regardless of weather conditions.
• Ökostrom (Eco Electricity) 100% renewable electricity sourced from German wind power and solar installations, TÜV-Nord certified green electricity offered to private and business customers.
• Basis Strom

Segments1 record

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Four partnerships are on record, tiered core and minor.

• Stadtwerke SteinburgcoreStrategic or Co-development PartnerStadtwerke Wilster operates as part of the Stadtwerke Steinburg municipal utility association, together with Brunsbüttel, Glückstadt, and Itzehoe. This partnership provides shared infrastructure, resources, and collective service capabilities across four municipalities in the Steinburg region.
• Schwimmzentrum ItzehoeminorStrategic or Co-development PartnerWhen the Hallenbad Wilster is temporarily closed for maintenance, customers are redirected to the Schwimmzentrum Itzehoe as an alternative swimming facility.
• TÜV-NordcoreTechnology or IntegrationTÜV-Nord conducts regular certification and inspection of the eco-electricity (Ökostrom) provided by Stadtwerke Wilster, ensuring it meets green energy standards. The electricity is sourced from 100% German wind power and solar installations.
• UIMC Dr. Voßbein GmbH & Co.KGminorOthersUIMC Dr. Voßbein GmbH & Co.KG provides external data protection officer services to Stadtwerke Wilster, ensuring compliance with GDPR and other data protection regulations.

Scale indicators2 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Vattenfall Wärme Hamburg: The Hamburg-based arm of Swedish utility Vattenfall, operating district heating and electricity supply across Northern Germany. Directly relevant as a comparator for the Stadtwärme (district heating) business model and for renewable heating transition pathways in the same northern German climate zone.
• RWE AG: One of Europe's largest utilities with significant renewable generation and German retail/distribution operations. Relevant as an incumbent comparator for Ökostrom sourcing strategy, wind power purchase agreement structures, and large-scale renewable energy transition benchmarks.
• E.ON SE: Germany's largest private-sector energy utility, operating regulated electricity/gas distribution networks across much of the country including in Schleswig-Holstein. While not a structural competitor to the captive Wilster concession, it represents the broader-incumbent benchmark for procurement scale, hedging capability, and digital utility services.

Regional players

• Stadtwerke Flensburg: A medium-sized municipal utility also based in Schleswig-Holstein, offering electricity, gas, water, heat, and broadband to Flensburg and surrounding areas. Operates the same Stadtwerke model in the same state, making it a useful regional benchmark even though it does not directly compete with Wilster.
• Stadtwerke Kiel: The municipal utility of Kiel, the state capital of Schleswig-Holstein. Same legal/regulatory framework (kommunales Unternehmen) and multi-utility scope, but materially larger scale. Useful as a regional upper-bound reference for unit economics and digital service maturity.
• Stadtwerke Neumünster: Another Schleswig-Holstein municipal utility providing electricity, gas, water, and heat to a mid-sized city. Comparable kommunal ownership structure and product portfolio, making it a useful operational peer outside the direct Steinburg association.

Direct peers

• Stadtwerke Brunsbüttel: Third member of the Stadtwerke Steinburg municipal utility association alongside Wilster. Comparable size and scope, offering electricity, gas, water, and district heating to a small Schleswig-Holstein municipality — a near-perfect structural and operational twin.
• Stadtwerke Glückstadt: Fourth member of the Stadtwerke Steinburg association. A small Schleswig-Holstein municipal utility with the same multi-utility mandate and regulatory framework, making it a directly comparable operating peer for benchmarking cost structures and customer service models.
• Stadtwerke Steinburg: The umbrella municipal utility association that Stadtwerke Wilster formally operates within. Functions as a peer-organization that pools procurement and shared services across the four member utilities — relevant for assessing association-level scaling opportunities.
• Stadtwerke Itzehoe: A fellow member of the Stadtwerke Steinburg municipal utility association and the explicit backup partner for the Hallenbad Wilster swimming facility when it is closed for maintenance. Operates an almost identical municipal utility model (electricity, gas, water, heat, swimming pool) serving the adjacent municipality of Itzehoe.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/hallenbad

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Hallenbad