News & Events

Stay up-to-date on the new sCO2 power generation technology that will revolutionize future power generation.

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June 2020—Building Construction Complete

The Certificate of Occupancy for the new building recently constructed has been received, and component manufacturing and equipment installation is following along quickly. Find out more.

STEP 2020 Construction Countdown

March 2020—Construction Countdown

Construction of the STEP Demo pilot plant is moving along and is slated for occupancy in May, when equipment installation will begin. Find out more.

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Tour the STEP Demo Pilot Plant site during the 7th International SCO2 Power Cycles Symposium

The 7th International SCO2 Power Cycles Symposium on March 30-April 2, 2020 in San Antonio, Texas will include a tour of the STEP Demo site at Southwest Research Institute. In addition, GTI’s Don Stevenson, Vice President and Managing Director, Energy Supply and Conversion, will present a Keynote on Wednesday, April 1, 2020 at 12:30 p.m. Visit the conference website for more details.

ASME Turbo Expo

Proceedings Paper: The STEP 10 MWe sCO2 Pilot Plant Demonstration

The paper from the conference is now available online. It was authored by John Marion, Mike Kutin, Aaron McClung, Jason Mortzheim, and Robin Ames and presented at the Turbo Expo 2019 Turbomachinery Technical Conference & Exposition June 17–21, 2019, Phoenix, Arizona, USA

Paper No: GT2019-91917, V009T38A031; 8 pages

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Construction at STEP Demo San Antonio Site Progressing

STEP Demo customers from DOE along with the STEP Project team members from GTI, SwRI, and GE recently attended a program review and toured the San Antonio facility site. Find out more.


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GTI and KEPRI sCO2 Technology Status and Commercialization Workshop

On April 25, 2019, GTI and Korea Electric Power Research Institute (KEPRI) hosted a stakeholder workshop covering progression of sCO2 technology to its current level of maturity and next steps towards commercialization. Find out more.


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STEP Demo Lunch and Learn at the Capitol in Austin, TX

Staff members representing Texas elected officials attended a luncheon on February 15, 2019, to learn more about the increased efficiency, reduction in costs, emissions, and water use plus other important benefits of the supercritical CO2 technology. Find out more.



Academic Partner Added

The University of Houston has been added as an academic partner. UH Faculty and students will become familiar with the design criteria, operational constraints and specifications, and performance of the indirect-fired sCO2 power cycle. Find out more.


STEP Congressional Leaders

STEP Demo Groundbreaking Ceremony

On October 15, 2018, GTI joined with Southwest Research Institute, GE Global Research, and the U.S. Department of Energy/National Energy Technology Laboratory (DOE/NETL) to celebrate the groundbreaking of the $119 million first-of-its-kind 10MW Supercritical Transformational Electric Power (STEP) pilot plant known as STEP Demo. Find out more.


Over 100 online and print mentions in mainstream media and trade publications on the STEP Demo Groundbreaking by the next day.

Become a project partner

This open project is welcoming new partners from around the world. OEMs, engineering companies, and power plant owner/operators are invited to join to gain a better understanding of how sCO2 technology can improve high-efficiency power generation.


For more information, contact Markus Lesemann directly or call 818.405.9564