Burners to be installed at Fortune 500 West Texas Midstream Facility

TULSA, OK / ACCESS Newswire / July 1, 2026 / ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and support the use of cleaner fuels including hydrogen, today announced that it has received a purchase order for three ClearSign Core^™ M1 burners from a heater manufacturer for their customer's West Texas facility.

"We are pleased to see continued interest in this midstream product line," said Jim Deller, Ph.D., Chief Executive Officer of ClearSign. "This marks our third M Series order in a month, and our first order involving multiple burners. It is especially encouraging to see another order coming from the Texas Permian Basin market, which we believe reflects a growing demand for this product line in the region. We look forward to building on this momentum to pursue additional orders."

The ClearSign Core^™ M1 burners, will be installed into three new heaters of a Fortune 500 midstream provider in West Texas. The Company expects the burners to be delivered in the third quarter of 2026.

About ClearSign Technologies Corporation

ClearSign Technologies Corporation designs and develops products and technologies for the purpose of decarbonization and improving key performance characteristics of industrial and commercial systems, including operational performance, energy efficiency, emission reduction, safety, the use of hydrogen as a fuel and overall cost-effectiveness. Our patented technologies, embedded in established OEM products as ClearSign Core™ and ClearSign Eye™ and other sensing configurations, enhance the performance of combustion systems and fuel safety systems in a broad range of markets, including the energy (upstream oil production and down-stream refining), commercial/industrial boiler, chemical, petrochemical, transport and power industries. For more information, please visit www.clearsign.com.

For further information:

Investor Relations:
Matthew Selinger
Firm IR Group for ClearSign
+1 415-572-8152
mselinger@firmirgroup.com

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SOURCE: ClearSign Technologies

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