Stadtwerke Sindelfingen

Name

Stadtwerke Sindelfingen

Legal name

Stadtwerke Sindelfingen GmbH

Website

https://stadtwerke-sindelfingen.de

Company type

Private

Founded year

1998

Operating status

Operating

Headcount range

101–250 employees

Ownership category

akta.pro rank

Product category

Municipal Utility Services

NAICS

Electric Power Generation, Transmission and Distribution (2211), Water Supply and Irrigation Systems (221310)

SIC

Electric, Gas & Sanitary Services (4900), Cogeneration Services & Small Power Producers (4991), Water Supply (4941)

akta.pro primary industry

Energy & Renewables Specialty Contracting (Solar PV, Storage, EV Charging) (IMAFALAJ)

Keywords

• Municipal utility services
• District heating supply
• Electricity grid operation
• Fiber optic internet
• Natural gas supply

Headquarters

HQ city

Sindelfingen

HQ country

Germany

HQ region

Europe

Offices7 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. Energy Supply (Strom, Gas): Revenue from electricity and natural gas supply to residential and commercial customers through regulated tariff structures including Grundversorgung (basic supply) and specialized tariffs like primeroSTROM, primeroSTROMöko100, primeroERDGAS, primeroERDGAS-Bio10.
2. Water Supply: Revenue from drinking water supply to the entire Sindelfingen urban area and all industrial operations except Daimler plant. Supply comes from 15% own groundwater and 85% Lake Constance water.
3. District Heating (Fernwärme): Revenue from district heating supply, consisting of nearly 100% combined heat and power (CHP) generation. Approximately 195,000 MWh district heating sold in 2018 with 28,900 tonnes CO2 savings.
4. Telecommunications Services: Revenue from fiber optic connections and telecommunications infrastructure services.
5. Network Operation (Grid Fees): Revenue from regulated network operation for electricity and gas distribution, including grid fees (Netzentgelte), meter operation (Messstellenbetrieb), and network connection services.
6. Contracting Services: Energy contracting services including BHKW solutions and energy controlling (primeroCONTROL) for commercial customers.
7. CNG Fuel Sales: Revenue from natural gas fueling stations (Erdgastankstellen) in Sindelfingen and Grafenau, selling Bio-Erdgas for CNG vehicles.

Pricing tiers

Go-to-market motion1 record

Distribution channels7 records

Marketing channels8 records

Core offering

Stadtwerke Sindelfingen GmbH is a regional municipal utility that supplies the Sindelfingen area with electricity, natural gas, drinking water, and district heating, and also operates a fiber optic telecommunications network (FTTH). Beyond basic utility supply, it provides mobility services (public EV charging and CNG fueling), energy contracting for businesses, an energy controlling platform (primeroCONTROL), and parking facilities.

Product overview

Stadtwerke Sindelfingen operates as a multi-utility provider offering a comprehensive portfolio of energy and infrastructure services. The core offerings include electricity products (primeroSTROM family with standard, plus, and 100% eco variants), natural gas products (primeroERDGAS family including Bio10 and XL commercial variants), district heating (Fernwärme) from combined heat and power sources, telecommunications via fiber optic FTTH networks, and mobility solutions encompassing EV charging and CNG vehicle fueling. Business services include contracting solutions and the primeroCONTROL energy management platform. The company also provides water supply, connection services for all utilities, and parking facilities. The product architecture combines regulated utility services with value-added offerings like energy controlling software for commercial customers.

Differentiator

Problem solved

Functional benefit

Brands

• primeroSTROM: Electricity tariff brand for private customers
• primeroSTROMplus
• primeroSTROMöko100
• primeroERDGAS
• primeroERDGASplus
• primeroERDGAS-Bio10
• primeroERDGAS-XL
• Sonderabkommen Profi
• Sonderabkommen Profi-Öko100
• primeroCONTROL
• primeroCONTROL

Products and services

• Electricity Supply (Strom)
• Natural Gas Supply (Erdgas)
• District Heating (Fernwärme)
• Drinking Water Supply
• Fiber Optic Telecommunications (FTTH)
• EV Charging (Elektromobilität)
• CNG Vehicle Fueling (Erdgasfahrzeuge)
• Energy Contracting
• Energy Controlling (primeroCONTROL)
• Parking Services

Quantifiable outcome

• CO2 savings of 28,900 tonnes annually through district heating (CHP-based)
• +5 more outcomes

Named customers7 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

Ten partnerships are on record, tiered minor, major and core.

• Katholische Kirchengemeinde St. Michael, GärtringenminorOthers · 1 January 2026Installation of photovoltaic system on church roof. Stadtwerke Sindelfingen supports renewable energy deployment on community buildings.
• Regional biogas suppliersminorStrategic or Co-development Partner · 1 June 2025Biogas pipeline project connecting Leonberg and Sindelfingen for biomethane supply, supporting energy sovereignty through local renewable gas.
• LEONHARD WEISSminorImplementation/ SI/ Consulting Partner · 1 January 2025Construction partner for sustainable infrastructure projects including innovative liquid soil (Flüssigboden) technique for district heating expansion.
• Landkreis BöblingenmajorStrategic or Co-development Partner · 1 April 2024Joint investment in sustainable energy generation, including Freiflächen-Photovoltaikanlage (open-space solar park) at Dachsklinge. Third construction section inaugurated.
• Energiedrehscheibe NordmajorStrategic or Co-development Partner · 1 January 2024Regional energy hub project (Energiedrehscheibe Nord) involving local circular economy. Project aims to generate electricity, heat, and bio-methane from local resources. Collaboration with neighboring utilities and regional partners.
• RBB (Stadtwerke Böblingen)coreStrategic or Co-development Partner · 1 December 2023New district heating supply contract signed between RBB and Stadtwerke Böblingen and Sindelfingen, securing long-term heat delivery for district heating customers.
• Deutsche TelekomcoreStrategic or Co-development Partner · 1 May 2023Cooperation agreement for fiber optic expansion in Sindelfingen. Joint infrastructure deployment to enable gigabit connections for approximately 24,000 households. Deutsche Telekom leverages Stadtwerke infrastructure while contributing network expertise and customer base.
• Naturstrom Landkreis Böblingen GmbHmajorStrategic or Co-development Partner · 1 April 2023Cooperation in wind energy development within the district of Böblingen. Joint efforts to advance renewable energy projects and wind turbine installations in the region.
• Katholische Kirche zur Heiligsten DreifaltigkeitminorOthers · 1 April 2023PV installation project on church building for solar energy generation, part of renewable energy expansion on community buildings.
• Stadtwerke BöblingencoreStrategic or Co-development Partner · 1 January 2020Long-standing regional partnership for joint marketing, shared exhibition presence at Haus & Energie trade fair, and collaborative events including Outdoor Challenge competitions. Both utilities share similar sustainability missions and serve neighboring communities.

Scale indicators10 records

Recent moves12 records

Expansion highlights5 records

Direct peers

• Stadtwerke Karlsruhe: Baden-Württemberg regional utility with combined Strom, Gas, Fernwärme, Wasser, and Glasfaser products. Comparable scale, customer mix, and reliance on CHP/biomass for heat.
• Stadtwerke Tübingen: Mid-sized Baden-Württemberg Stadtwerke with similar customer base, CHP-based district heating, and sustainability focus. Comparable in size and product mix.
• Stadtwerke Böblingen: Neighboring municipal utility serving adjacent Böblingen. Direct partner in district heating supply (RBB), joint trade fair presence, and identical multi-utility Stadtwerke model (Strom, Gas, Wasser, Fernwärme, Glasfaser) — the most directly comparable peer.
• Stadtwerke Stuttgart: Large municipal multi-utility in the same Baden-Württemberg region offering electricity, district heating (Fernwärme), gas, water, and telecom services. Operates similar product portfolio and CHP-based district heating infrastructure as a German Stadtwerke archetype.
• Stadtwerke München (SWM): Germany's largest municipal multi-utility (Münchner Stadtwerke). Operates the same integrated Strom, Gas, Wasser, Fernwärme, Telekommunikation stack and is the standard reference German Stadtwerke peer. Comparable on every product line including M-Netz Glasfaser.
• Stadtwerke Heidelberg: Mid-sized Baden-Württemberg Stadtwerke offering electricity, gas, water, district heating and broadband/telecom. Closely comparable business mix and size bracket to Sindelfingen.

Broad incumbents

• EnBW (Energie Baden-Württemberg): Dominant regional energy incumbent serving all of Baden-Württemberg. Operates at much larger scale across generation, distribution (including Stromnetz in parts of the region), and Vertrieb — provides the regional benchmark and a competitive supplier alternative within Sindelfingen's grid area.
• Netze BW (EnBW subsidiary): Regional distribution network operator (DSO) for much of Baden-Württemberg. Comparable in operating Stromnetz and Gasnetz infrastructure under regulatory framework, although at vastly larger geographic scale.
• Stadtwerke Leipzig: Larger East German Stadtwerke offering the full multi-utility portfolio. Useful as a benchmark for scaling a municipal multi-utility (now also offers telecommunications and e-mobility). Comparable vertically integrated Stadtwerke model.

Emerging players

• Naturstrom AG: Independent renewable energy supplier active in the region (Naturstrom Landkreis Böblingen GmbH is even a partner of Stadtwerke Sindelfingen). Comparable as a green-tariff alternative supplier competing for customers inside the concession grid.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

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

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 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 Stadtwerke Sindelfingen