Triple Solar

Triple Solar GmbH

Köln, Germany

SolarEnergy StoragePrivate company

Founded 200951-200 employees

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Profile last updated: September 28, 2026

About

Founded in 2009, Triple Solar is a private company headquartered in Köln, Germany with approximately 51-200 employees specializing in Solar, Energy Storage.

Triple Solar is a Dutch-German renewable energy company founded in 2009 by Cees Mager. The company develops, manufactures, and installs innovative PVT (Photovoltaic-Thermic) systems that combine photovoltaic electricity generation with thermal heat production in a single integrated module. Triple Solar's technology enables the simultaneous generation of electricity and heat for space heating and hot water, making efficient use of roof space. The company operates in the Netherlands and Germany, with manufacturing in the Netherlands using European components. Triple Solar has installed its systems in over 7,000 residential and commercial units across Europe. The company offers comprehensive support from consultation and planning through installation by certified partners. Key differentiators include the compact PVT heat pump without external units, patented technology, and high energy efficiency ratings. Triple Solar also provides training programs for certified installation partners through the Triple Solar Academy.

Headquarters

Köln, Germany

Founded

2009

Employees

51-200

Company type

Private company

Focus areas

PVTPhotovoltaic-ThermicHeat pumpSolar energyRenewable energyEnergy storageSustainable heatingGermanyNetherlands

Products & services

Business models

B2BB2CEPC

Value chain

ManufacturingDevelopmentEngineeringConstructionO&MConsultingAdvisory

Service areas (1)

Installation and Consulting
Design, planning, installation and commissioning of PVT systems for residential and commercial buildings

Locations

Headquarters

Biesterfeldstraße 1a, 50829, Köln, Germany

Service regions

NetherlandsGermanyFranceEurope

Projects

De Welle Swimming Pool

Hybrid PVT solar system

Installation of 256 PVT modules and 1182 PV modules on the roof of a swimming pool, saving approximately 60,000 m³ of gas and 350,000 kWh of electricity annually, and avoiding approximately 235 tonnes of CO2 emissions per year.

0.46 MW capacityDrachten, Netherlands

Friendship Sports Centre

Hybrid PVT solar system

Installation of 136 PVT modules and heat pumps generating electricity and heat for own use and supplying surrounding buildings through an intelligent low-temperature network.

Amsterdam, Netherlands

Poppies Wohnprojekt

Hybrid PVT solar system

Energy supply for 103 affordable apartments using 76 PVT modules with heat pumps, achieving full energy neutrality through soil heat regeneration.

Amsterdam, Netherlands

Waterrijk

Hybrid PVT solar system

Modern residential project with 58 apartments and 37 single-family houses equipped with heat pumps and 299 PVT modules for near-energy-neutral operation.

Ridderkerk, Netherlands

Lindehof

Hybrid PVT solar system

Installation of PVT systems in 40 terraced houses with 188 PVT modules and additional PV modules, focusing on sustainable energy supply, circular economy and biodiversity.

Utrecht, Netherlands

University of West London

Hybrid PVT solar system

One of the world's largest PVT installations with 580 PVT modules, saving over 500 tonnes of CO2 annually and replacing outdated gas technology with sustainable heat pump systems.

London, United Kingdom