Danish geothermal developer Innargi announces high-profile CTO appointment

Danish geothermal developer Innargi announces high-profile CTO appointment Hildigunnur Thorsteinsson - soon CTO of Innargi (source: Innargi)
Alexander Richter 26 Jan 2022

With Hildigunnur Thorsteinsson, Danish geothermal heating development company Innargi gets a new technical director with geothermal experience from Iceland and the USA.

In an announcement shared today, Danish geothermal heating development company Innargi, reports hiring Hildigunnur Thorsteinsson as new Chief Technical Officer (CTO) and member of the Senior Management Team. She comes from a position as Managing Director of Research and Innovation of Reykjavik Energy.

Thorsteinsson is an Icelandic and US citizen who comes from a successful career within geothermal energy and renewable energy in Reykjavik Energy, whose subsidiaries own and operate geothermal power and heat plants that serve over 70% of Iceland’s population. Previously, she worked at the U.S. Department of Energy’s Geothermal Technologies Office where she oversaw a wide portfolio of geothermal research projects. Thorsteinsson holds a Master of Science from Massachusetts Institute of Technology.

She will assume responsibility as CTO from 1 May 2022.

“I am pleased to welcome Hildigunnur Thorsteinsson to Innargi, where she will play a key role in our venture to develop large-scale geothermal energy and contribute to the green transition of district heating. She brings a proven track record of managing geothermal projects, innovation and research, along with a solid theoretical background,” says Samir Abboud, CEO, Innargi.

“I am excited to join Innargi,” Hildigunnur Thorsteinsson says and continues: “I look forward to help build and run EU’s largest geothermal heating plant in the Danish city of Aarhus and to show how large-scale geothermal heating plants have the potential to heat millions of European homes in a green and sustainable manner.”

Claus V. Hemmingsen, Chairperson of the Board of Directors, Innargi adds: “On behalf of the Board of Directors, I am pleased to welcome Hildigunnur Thorsteinsson. Looking into the next phase of Innargi with building and operating geothermal heat plants in Denmark and in other European countries, her core qualifications will be a strong addition to our team.”

In connection with the new appointment, the current CTO Susanne Poulsen will leave Innargi to pursue a Board career. Susanne has since 2018 been responsible for the technical teams and instrumental in developing the potential of Innargi to where it is today.

Innargi’s mission is to heat millions of urban homes while leaving zero impact on the planet by developing geothermal energy. With the combined expertise and knowledge of geologists, reservoir-, facility- and drilling-engineers, and partnerships with local district heating experts, Innargi is in a unique position to turn ambitious plans into real change. Learn more at

“I would like to express my appreciation for Susanne’s contribution and thank her for her great efforts in the start-up of Innargi, and I wish her all the best in her future endeavors,” says Samir Abboud.

ThinkGeoEnergy congratulates Innargi for the great hire and wishes Hildigunnur a great start in her new position starting in May.

Source: company announcement by email