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ClearSign Provides Preliminary 2025 Financial Results and Expects Record Fourth Quarter Revenues of Approximately $3.6 Million and Full Year Revenues of Approximately $5.2 Million (Unaudited)

Fourth Quarter Revenues up Approximately 510% Year-over-Year Full Year Revenues up Approximately 44% Year-over-Year TULSA, Okla., January 7, 2025 -- 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 safety, and support the use of cleaner fuels

2026-01-07T15:35:50+00:00January 7th, 2026|Investor News, Press Releases|
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ClearSign Technologies Corporation Provides Third Quarter 2025 Update

  TULSA, Okla., November 19, 2025 – 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 safety, and support the use of cleaner fuels including hydrogen, today provides an update on operations for the quarter ended September

2025-11-20T14:35:09+00:00November 20th, 2025|Investor News, Press Releases|
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ClearSign Technologies Corporation Announces Third Quarter 2025 Conference Call

Hosting Call at 5pm ET on Wednesday, November 19th TULSA, OK / ACCESS Newswire / November 6, 2025 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions,

2025-11-05T19:13:49+00:00November 6th, 2025|Investor News, Press Releases|
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ClearSign Receives ClearSign Core™ “M” Series Burner Order for Multinational Energy Company Mid-Stream Facility in West Texas

Burner Sold by Heater Manufacturer Devco Process Heaters TULSA, Okla., November 4, 2025 -- 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 safety, and support the use of cleaner fuels including hydrogen, today announces that it has

2025-11-04T14:27:43+00:00November 4th, 2025|Homepage News, Investor News, Press Releases|
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ClearSign Receives ClearSign Core™ “M” Series Burner Order for Mid-Stream Operator In New Mexico

Burner Sold by Heater Manufacturer Devco Process Heaters TULSA, Okla., October 28, 2025 -- 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 safety, and support the use of cleaner fuels including hydrogen, today announces that it

2025-10-29T13:43:39+00:00October 29th, 2025|Homepage News, Investor News, Press Releases|
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ClearSign Receives Fourth Low-Emission Flare Burner Order from Leading Energy Producer in California

TULSA, Okla., October 23, 2025 -- 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 safety, and support the use of cleaner fuels including hydrogen, today announces it received an engineering order for a fourth low-emission retrofit flare

2025-10-23T13:16:09+00:00October 23rd, 2025|Homepage News, Investor News, Press Releases|
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ClearSign Secures 32-Burner Engineering Order from Global Supermajor

Planned Retrofit of Two Process Heaters at a California refinery Underscores Growing Adoption of ClearSign's Higher Efficiency, Low-Emission Combustion Solutions TULSA, OK / ACCESS Newswire / October 7, 2025 / 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 safety, and

2025-10-08T15:18:56+00:00October 8th, 2025|Homepage News, Investor News, Press Releases|
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ClearSign Technologies Corporation Announces Order for Comprehensive Testing of 100% Hydrogen Capable Burner

Petrochemical Client Requesting Performance Mapping for Future Deployment  TULSA, Okla., September 23, 2025 -- 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 safety, and support the use of cleaner fuels including hydrogen, today announces that it has

2025-09-22T20:14:44+00:00September 23rd, 2025|Homepage News, Investor News, Press Releases|
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ClearSign Technologies Corporation Announces Engineering Order for a Multi Burner Heater at a Texas Refinery

Project Comprised of 36 ClearSign Core™ Process Burners in One Heater                                                                       TULSA, Okla., September 17, 2025 -- ClearSign Technologies Corporation (Nasdaq:

2025-09-17T13:35:29+00:00September 17th, 2025|Homepage News, Investor News, Press Releases|
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ClearSign Technologies Corporation to Present at H.C. Wainwright 27th Annual Global Investment Conference

Company to Present on Monday, September 8th at 2:30pm ET TULSA, Okla., September 4, 2025 -- 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 safety, and support the use of cleaner fuels including hydrogen, announced today

2025-09-08T14:02:49+00:00September 4th, 2025|Investor News, Press Releases|
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