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<title>Clearsign Combustion Corporation — News on 6ix</title>
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<title>Clearsign Combustion Corporation</title>
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<title>ClearSign Technologies Corporation Provides Fourth Quarter and Full Year 2025 Update</title>
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<pubDate>Thu, 09 Apr 2026 04:00:00 GMT</pubDate>
<description>Achieves Record Quarterly Revenue of $3.7 MillionAnnual Revenue Up 44% to Record $5.2 Million TULSA, OK / ACCESS Newswire / April 9, 2026 / ClearSign</description>
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<title>ClearSign Reports Successful Sub 5ppm Department of Energy/Small Business Innovation Research Flexible Fuel Burner Testing </title>
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<pubDate>Wed, 11 Mar 2026 04:00:00 GMT</pubDate>
<description>Partnered with National Energy Technology Laboratory to Advance Flexible Fuel, Ultra-Low NOx Combustion for Industrial Operations TULSA, OK / ACCESS Newswire</description>
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<title>ClearSign Technologies Corporation Announces 1-for-10 Reverse Stock Split to be Effective As of March 16, 2026</title>
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<pubDate>Tue, 10 Mar 2026 04:00:00 GMT</pubDate>
<description>TULSA, OKLAHOMA / ACCESS Newswire / March 10, 2026 / ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), a leader in advanced</description>
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<title>ClearSign Technologies Corporation Announces Corporate Update Call</title>
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<pubDate>Wed, 18 Feb 2026 05:00:00 GMT</pubDate>
<description>Hosting Call at 5pm ET on Tuesday, February 24th TULSA, OKLAHOMA / ACCESS Newswire / February 18, 2026 / ClearSign Technologies Corporation (Nasdaq:CLIR)</description>
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<title>ClearSign Receives Fifth Low-Emission Flare Order from an Energy Company in California</title>
<link>https://6ix.com/company/clearsign-combustion-corporation/news/clearsign-receives-fifth-low-emission-133000249</link>
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<pubDate>Tue, 17 Feb 2026 13:30:00 GMT</pubDate>
<description>Order Entails Full System Retrofit TULSA, OKLAHOMA / ACCESS Newswire / February 17, 2026 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial ...</description>
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<title>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)</title>
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<pubDate>Wed, 07 Jan 2026 13:30:00 GMT</pubDate>
<description>Fourth Quarter Revenues up Approximately 510% Year-over-Year Full Year Revenues up Approximately 44% Year-over-Year TULSA, OK / ACCESS Newswire / January 7, 2026 / ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), a ...</description>
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<title>ClearSign Technologies Corporation Provides Third Quarter 2025 Update</title>
<link>https://6ix.com/company/clearsign-combustion-corporation/news/clearsign-technologies-corporation-provides-third-210500422</link>
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<pubDate>Wed, 19 Nov 2025 21:05:00 GMT</pubDate>
<description>TULSA, OKLAHOMA / ACCESS Newswire / 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, ...</description>
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<title>ClearSign Technologies Corporation Announces Third Quarter 2025 Conference Call</title>
<link>https://6ix.com/company/clearsign-combustion-corporation/news/clearsign-technologies-corporation-announces-third-133000165</link>
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<pubDate>Thu, 06 Nov 2025 13:30:00 GMT</pubDate>
<description>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 ...</description>
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<title>ClearSign Receives ClearSign Core(TM) "M" Series Burner Order for Multinational Energy Company Mid-Stream Facility in West Texas</title>
<link>https://6ix.com/company/clearsign-combustion-corporation/news/clearsign-receives-clearsign-core-tm-133000630</link>
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<pubDate>Tue, 04 Nov 2025 13:30:00 GMT</pubDate>
<description>Burner Sold by Heater Manufacturer Devco Process Heaters TULSA, OK / ACCESS Newswire / November 4, 2025 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that ...</description>
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<title>ClearSign Receives ClearSign Core(TM) "M" Series Burner Order for Mid-Stream Operator In New Mexico</title>
<link>https://6ix.com/company/clearsign-combustion-corporation/news/clearsign-receives-clearsign-core-tm-123000275</link>
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<pubDate>Tue, 28 Oct 2025 12:30:00 GMT</pubDate>
<description>Burner Sold by Heater Manufacturer Devco Process Heaters TULSA, OKLAHOMA / ACCESS Newswire / October 28, 2025 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies ...</description>
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<title>ClearSign Receives Fourth Low-Emission Flare Burner Order from Leading Energy Producer in California</title>
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<pubDate>Thu, 23 Oct 2025 12:30:00 GMT</pubDate>
<description>TULSA, OK / ACCESS Newswire / 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, ...</description>
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<title>ClearSign Secures 32-Burner Engineering Order from Global Supermajor</title>
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<pubDate>Tue, 07 Oct 2025 12:30:00 GMT</pubDate>
<description>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) ...</description>
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<title>ClearSign Technologies Corporation Announces Order for Comprehensive Testing of 100% Hydrogen Capable Burner</title>
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<pubDate>Tue, 23 Sep 2025 12:30:00 GMT</pubDate>
<description>Petrochemical Client Requesting Performance Mapping for Future Deployment TULSA, OK / ACCESS Newswire / September 23, 2025 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing ...</description>
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<title>ClearSign Technologies Corporation Announces Engineering Order for a Multi Burner Heater at a Texas Refinery</title>
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<pubDate>Wed, 17 Sep 2025 12:30:00 GMT</pubDate>
<description>Project Comprised of 36 ClearSign Core™ Process Burners in One Heater TULSA, OKLAHOMA / ACCESS Newswire / September 17, 2025 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and ...</description>
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<title>ClearSign Technologies Corporation to Present at H.C. Wainwright 27th Annual Global Investment Conference</title>
<link>https://6ix.com/company/clearsign-combustion-corporation/news/clearsign-technologies-corporation-present-h-123000281</link>
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<pubDate>Thu, 04 Sep 2025 12:30:00 GMT</pubDate>
<description>Company to Present on Monday, September 8th at 2:30pm ET TULSA, OK / ACCESS Newswire / September 4, 2025 / ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that ...</description>
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<title>ClearSign Technologies Corporation Provides Second Quarter 2025 Update</title>
<link>https://6ix.com/company/clearsign-combustion-corporation/news/clearsign-technologies-corporation-provides-second-200500087</link>
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<pubDate>Thu, 14 Aug 2025 20:05:00 GMT</pubDate>
<description>TULSA, OKLAHOMA / ACCESS Newswire / August 14, 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, ...</description>
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<title>ClearSign Technologies Corporation Announces Realignment of Board of Directors to Support Next Phase of Growth</title>
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<pubDate>Fri, 08 Aug 2025 20:05:00 GMT</pubDate>
<description>TULSA, OK / ACCESS Newswire / August 8, 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, ...</description>
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<title>ClearSign Technologies Corporation Announces Engineering Order for the Engineering and Computer Modeling of an Enhanced Process Burner Technology from a California Refinery</title>
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<pubDate>Thu, 07 Aug 2025 12:30:00 GMT</pubDate>
<description>TULSA, OK / ACCESS Newswire / August 7, 2025 / ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization ,improve operational ...</description>
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<title>ClearSign Technologies Corporation Announces Second Quarter 2025 Conference Call</title>
<link>https://6ix.com/company/clearsign-combustion-corporation/news/clearsign-technologies-corporation-announces-second-200500845</link>
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<pubDate>Tue, 05 Aug 2025 20:05:00 GMT</pubDate>
<description>Hosting Call at 5pm ET on Thursday, August 14th TULSA, OK / ACCESS Newswire / August 5, 2025 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company an emerging leader in industrial combustion and sensing technologies that ...</description>
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<title>ClearSign Technologies Corporation Announces Boiler Burner Order from California Boiler</title>
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<pubDate>Tue, 03 Jun 2025 12:30:00 GMT</pubDate>
<description>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, announces that the Company has received a purchase order for a 500HP boiler burner from Rogue Combustion, a subsidiary of California Boiler.</description>
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