Redefining Heat through Innovation and Partnership

TIGI Completes Acquisition of SOLID (Austria) and Partners with Eren Groupe to Launch a Heat-as-a-service Project Platform.

The recent completion of acquisition of SOLID (Austria), a global player in the renewable heat domain, and the signing of a partnership with Eren Groupe, an innovative global leader in the energy transition, position TIGI as a leading heat player in the market. The partnership with Eren ensures available funds for large-scale build out of long-term projects. Both partnerships create several opportunities and benefits for TIGI


>250 renewable heat projects
implemented in 30 countries.


Experts located in Israel, Austria, Singapore & USA, can cater to a wide range of clients.


Dozens of projects worldwide
in the pipeline.


Advanced Patented
Technology and extensive


Up to € 100 m Project financing platform, unlocking a new era
for Heat-as-a-Service.


TIGI's advanced solar technology and expertise in industrial heat, combined with SOLID's established global project execution capacity.

Extended Global Footprint

The combined entity enjoys a robust pipeline of global projects and can cater to a wider range of clientele.

Combined talent and skill

The partnership enjoys a valuable team with unparallelled, extensive knowledge and experience in large-scale renewable heat, from technology through project management and project financing.

Focusing on growth

A successful equity round strengthens TIGI's financial foundation for future growth.

Heat-as-a-Service Financing Platform

TIGI and Eren Groupe join forces to launch a first-of-its-kind project financing platform, unlocking a new era of Heat-as-a-Service (HaaS).

Tigi CEO

Zvika Klier, CEO of TIGI, states:

“This marks the dawn of a new and exciting journey for TIGI. With the combination of our renewable thermal technology and SOLID’s solar heating expertise and pipeline of projects, as well as the partnership with Eren Groupe to build up a platform for Heat-as-a-Service projects, TIGI is solidifying its position as a leading player in the large-scale renewable heating market.”

About TIGI

TIGI develops renewable heat generation and storage solutions and services. It supplies efficient systems that include its own patented and highly efficient solar thermal collectors, industrial heat pumps, smart storage, and cloud services. For more information, please visit www.tigisolar.com

About Eren

The history of EREN Group, which began over 40 years ago, is inextricably linked with the development of renewable energies and the reduction of greenhouse gases, in which it has been a pioneer.

About Eren

EREN Industries S.A., a private Luxemburg-registered company, is a European pioneer in the field of renewable energy. EREN has executed projects with a combined capacity of more than 15 GW through ambitious and successful partnerships forged with major energy companies in over 40 countries.


SOLID Solar Energy Systems is a pioneer right from the start in the Solar Thermal Industry. SOLID is headquartered in Graz Austria and has branch offices in San Diego/California and Singapore. With more than 30 years of experience in solar thermal systems and more than 200 systems installed


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