Energy Suppliers in the
Canton of Zurich

114 companies in Energy Suppliers based in the Canton of Zurich — name and year of registration from the commercial register.

Companies

50 of 114 companies

Genossenschaft Elektrizitätswerk Embrach

Since 1906

Electricity supply

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Elektrizitätsgenossenschaft Bubikon

Since 1906

Electricity supplyElectricity tariffsGreen power products

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Genossenschaft Elektrizitätswerk Räterschen EWR

Since 1907

Electricity supplyNaturstrom productsCertificates of origin (HKN)

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Elektrizitätswerk Rümlang Genossenschaft

Since 1908

Electricity supplyGrid connectionMetering and meter reading

View profile3.9(10)

Elektrizitätsgenossenschaft Otelfingen

Since 1908

Electricity supplyGreen electricity productsEnergy and network cost tariffs

View profile4(3)

Elektrizitätswerke des Kantons Zürich (EKZ)

Since 1908

Electricity supplyGrid connectionConstruction power supply

View profile2.6(73)

Elektrizitätsgenossenschaft Rümikon EGR

Since 1910

Electricity supplyElectricity tariffsSmart Metering

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Elektrizitätsgenossenschaft Marthalen

Since 1912

Electricity supplyElectricity productsGrid connection and electricity supply

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EGW Weiach Elektrizitätsgenossenschaft

Since 1912

Electricity distributionTariffsRegulations and connection conditions

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LANDI WETZIKON-SEEGRÄBEN, Genossenschaft

Since 1931

RetailEnergy

View profile4.4(688)

Elektrizitätswerk Rheinau AG

Since 1952

ElectricityNatural gasRenewable energy

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Ganeos AG

Since 1966

Gas transport networkGrid access servicesProject management

View profile4.7(9)

Swissgas-Speicher Aktiengesellschaft

Since 1980

Asset ManagementTransport managementAdvocacy

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Hugo Keiser AG

Since 1989

Heating construction and heating refurbishmentsPlumbing installations and bathroom refurbishmentsSolar systems and photovoltaics

View profile5(1)

Leutenegger Energie Control

Since 1990

Planning and consulting for renewable energyDesign and construction of solar power systemsSolar thermal systems

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Genossenschaft GENOSOL MARTELLA

Since 1992

Solar power from renewable sourcesCooperative membershipLoan to the cooperative

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Swissgas, Schweizerische Aktiengesellschaft für Erdgas

Since 1993

Transport managementAsset ManagementRepresentation

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HEA Holzenergie AG

Since 1994

District heating network with wood chip firing

View profile4.5(2)

Holzwärmegenossenschaft Rafz (HWG)

Since 1994

District heating with wood chipsConnection to the district heating networkOperation and maintenance of heating and boiler plants

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Kystag Montage AG

Since 1995

CNC milling and CNC turningCNC milled partsCNC turned parts

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Wärme Lindau AG

Since 1996

District heating network TagelswangenHeat cost billingHeat tariffs

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Heizgenossenschaft Knonau (HGK)

Since 1996

District heatingHeating plant with wood-chip operationConnection to the district heating network

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Energie 360 Grad AG

Since 1998

Integrated energy solutionsDistrict heating & energy networksE-mobility

View profile3(2)

Industrielle Betriebe Kloten AG

Since 1999

Electricity supplyWater supplyGas supply

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ENERGIE USTER AG

Since 1999

Electricity productsDistrict heating networksGas products

View profile1.7(32)

Glattwerk AG

Since 2000

TelecommunicationsElectricity supplyPhotovoltaics

View profile3.5(55)

toesStrom AG

Since 2000

Electricity from renewable energySmall hydropower plantProduction figures and diagrams

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EW WALD AG

Since 2000

Electricity supplyElectrical installationsBuilding automation

View profile4.3(16)

Infrastruktur Zürichsee AG

Since 2001

Electricity supplyWater supplySharing electricity

View profile3.7(9)

die werke versorgung wallisellen ag

Since 2001

Electricity supplySolar power contractingElectricity communities (LEG)

View profile3.6(13)

Energie Opfikon AG

Since 2002

Electricity productsHeat and cold networkWater supply

View profile2.5(11)

Energiebüro AG

Since 2004

Solar consultingHydropower consultingConsulting on energy efficiency & building systems

View profile5(1)

OMPEX AG

Since 2006

Portfolio SolutionsMarket Access & OptimizationConsulting

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Bio Gas Lindau AG

Since 2006

Biomass recoveryFertiliserElectricity

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Eiertom Oekostrom GmbH

Since 2007

Free-range eggsEgg productsHome delivery service

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Elektrizitätswerk der Stadt Zürich

Since 2008

ElectricitySolar energyE-mobility

View profile3.1(10)

intueri AG

Since 2008

Consulting on Solar Energy and Hydrogen Storage

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Elektrizitätsgenossenschaft Gossau ZH

Since 2009

Electricity productsGrid connectionInspection of home electrical installations

View profile5(1)

Werke am Zürichsee AG

Since 2009

Electricity supplyWater supplyDistrict heating

View profile3.9(8)

Energie Gossau AG

Since 2010

Energy productsGrid connectionInstallation inspection

View profile5(1)

Biolüssi Wärmeverbund GmbH

Since 2010

District heatingGreen waste recoveryCompost sale

View profile5(6)

Werke Wangen-Brüttisellen

Since 2010

Power supplyWater supplyFibre-optic network and broadband infrastructure

View profile4.5(2)

Geo-Energie Suisse AG

Since 2010

Deep Geothermal EnergyGeothermal StorageResearch & Development

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Biogas Zürich AG

Since 2011

Recovery of biogenic wasteProduction of biogasManufacture of fertiliser products

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EKZ Einsiedeln AG, Dietikon

Since 2011

Electricity tariffs for private customersElectricity tariffs for business customersFeed-in tariffs

View profile2.6(73)

Heizverbund Kloster Kappel GmbH

Since 2013

District heating supplyOperation of a heating network

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Erdgas Zürich AG

Since 2013

Plan information

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invotas AG

Since 2013

Renewable energySolar contractingSourcing

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Jaeggi Gmünder Energietechnik AG

Since 2015

PhotovoltaicsHeatingSolar thermal

View profile4.6(8)

Wärmeverbund Rifferswil AG

Since 2015

District heating supplyDistrict heating connection

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Show 38 more companies

Energy Suppliers in the Canton of Zurich

114Energy SuppliersCommercial register (Zefix) · as of August 26, 2026

2009Median year of registrationCommercial register (Zefix) · as of August 26, 2026

114in the Canton of ZurichCommercial register (Zefix) · as of August 26, 2026

1,136in SwitzerlandCommercial register (Zefix) · as of August 26, 2026

Locations

Energy Suppliers in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of August 26, 2026

Largest places

Zurich23 Turbenthal5

Place axis

Other industries in the Canton of Zurich

All companies in the Canton of Zurich

Management Consulting4,982 IT Consulting & Services4,011 Software Development3,187 Advertising Agencies2,546 Restaurants2,402 Fiduciary Offices2,342 Architecture Firms2,273 Property Management2,268 Coaching & Personal Development2,050 Facility Management & Cleaning1,824 Technical Consulting & Engineering1,694 Holding Companies1,652 Real Estate Project Development1,468 Online Shops1,440 Auto Repair Shops1,393 NGOs & NPOs1,385 Real Estate Brokerage1,252 Automotive & Vehicle Trade1,214 Hair Salons1,172 Painting & Plastering1,139 Recruitment & HR Consulting1,119 Beauty Salons1,006 Other Service Industries981 Continuing Education Institutes979 Logistics & Transport Companies971 Horticulture & Landscaping970 Trade Fair & Event Organizers910 Financial Services875 Plumbing & Building Services870 Electrical Planning & Installation841 Film & TV Production823 Cultural & Educational Organizations820 Retail - Textiles & Clothing818 Textile & Clothing Industry808 Interior Construction807 Sports & Recreation Instruction756 Food Processing754 Mechanical Engineering Industry743 Taxi Companies742 Web Portals & Platform Companies728 Catering725 Public Relations Consulting716 Flooring & Tiling667 Building Maintenance664 General Contractors663 Construction & Project Management661 Photography610 Medical Technology Industry578

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Energy Suppliers in theCanton of Zurich

50 of 114 companies

Energy Suppliers in the region

Energy Suppliers in other places

Other industries in the Canton of Zurich

Energy Suppliers in the
Canton of Zurich