Municipal energy supplier for electricity, gas, district heating, PV, heating and charging infrastructure in Kassel and North Hesse.
Städtische Werke Aktiengesellschaft, Kassel
Kassel (Königstor 3-13, 34117) · DENew on Amplifa
About Städtische Werke AG
Städtische Werke AG, headquartered in Kassel, is a municipal energy supply company that has been supplying the city and the North Hesse region with electricity, natural gas and district heating since 1929. The company generates its own electricity from photovoltaics, wind power, hydropower and combined heat and power, and operates wind farms such as Niestetal, Söhrewald, Stiftswald and Rohrberg. For private customers, businesses and industry, the AG offers planning, installation and operational management of rooftop and ground-mounted PV systems, heating and HVAC systems, air conditioning technology, compressed air, emergency power supply and charging infrastructure for electromobility. The offering is complemented by energy consulting, energy performance certificates, energy audits and subsidy consulting. Städtische Werke AG is part of the KVV Group, employs an average of 295 staff and generated revenue of 535.7 Mio. € in 2024. PV activities are bundled in the 100% subsidiary Städtische Werke Eco.
- Site
- Kassel
- Processes
- Energy consulting, Energy performance certificate, Renovation roadmap, Subsidy consulting, Energy audit, PV systems (rooftop and ground-mounted), PV operational management, Heating contracting
- Certificates
- TÜV-certified green electricity (VdTÜV-Richtlinie 1304), Green gas certification, ISO 9001 (Quality Management), ISO 9001, TÜV Rheinland (VdTÜV-Richtlinie 1304)
- Founded
- 1929
- Employees
- 295
- Industries
- Private customers, Commercial customers, Industry, Municipalities
- 01
Energy generation (PV, wind, CHP)
- 02
Grid operation and distribution (Netz + Service GmbH)
- 03
Sales of electricity, gas, district heating
- 04
Technical services and operational management
- 05
Customer service and energy consulting
Locations
Kassel
DEHead office and administration
Industries
Additional services
Quality and Certifications
The green electricity is certified by TÜV Rheinland in accordance with VdTÜV-Richtlinie 1304, as is the green gas product. Services are covered by a quality management system according to ISO 9001; certified energy efficiency experts work with documented standards.
| Evidence | Kassel |
|---|---|
| ISO 9001 | |
| TÜV Rheinland (VdTÜV-Richtlinie 1304) |
History
- 1929
Company founded – supplying electricity, gas and district heating since 1929
- 2007
Switched all private and commercial customers to green electricity at no extra charge (as the first major municipal utility)
- 2010
Thüga acquires 24.9% from Vattenfall; introduction of climate-neutral natural gas
- 2011
Legal separation of sales and grid operations (founding of Städtische Werke Netz + Service GmbH)
- 2012
Niestetal and Söhrewald wind farms (16.1 MW) commissioned
- 2013
Kasseler Fernwärme GmbH renamed Städtische Werke Energie + Wärme GmbH
- 2014
Stiftswald wind farm under construction (9 wind turbines, 27 MW)
- 2015
Stiftswald wind farm commissioned; Rohrberg wind farm (15 MW) feeds into the grid
- 2021
PV activities bundled in the 100% subsidiary Städtische Werke Eco
- 2024
Carsten Harkner becomes CEO; 535.7 Mio. € revenue