CLIR
ClearSign Technologies Corporation · Industrials
ClearSign Technologies Corporation · Industrials
ClearSign Technologies Corporation designs and develops products and technologies to enhance operational performance, energy efficiency, emission reduction, safety, and overall cost-effectiveness of industrial and commercial systems in the United States and the People's Republic of China. Its ClearSign Core Burner Technology consists of an industrial burner body and a downstream porous ceramic structure or metal flame stabilizing device; ClearSign Core Plug & Play technology provides direct burner replacement for traditional refinery process heaters; and ClearSign Eye Flame Sensor, an electrical flame sensor for industrial applications. The company also provides ClearSign Core Boiler Burner; and ClearSign Core Flaring Burners technologies. It serves energy, institutional, commercial and industrial boiler, chemical, and petrochemical industries. The company was formerly known as ClearSign Combustion Corporation and changed its name ClearSign Technologies Corporation in November 2019. ClearSign Technologies Corporation was incorporated in 2008 and is headquartered in Tulsa, Oklahoma.
Industrials
Industrial - Pollution & Treatment Controls
18
2012-04-25
1.20

Hosting Call at 5pm ET on Thursday, April 9th TULSA, OK / ACCESS Newswire / March 26, 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 safety, and support the use of cleaner fuels including hydrogen, announces that on Thursday, April 9, 2026, the Company will host a conference call at 5:00 PM ET. The Company will file its annual report on form 10-K with the SEC in the coming days and will issue a summary of its financial and operating results for the year and quarter ending on December 31, 2025, in a press release on the day of the call.

Partnered with National Energy Technology Laboratory to Advance Flexible Fuel, Ultra-Low NOx Combustion for Industrial Operations TULSA, OK / ACCESS Newswire / March 11, 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 safety, and support the use of cleaner fuels including hydrogen, announces today that, in conjunction with the U.S. Department of Energy's ("DOE") National Energy Technology Laboratory ("NETL"), under its Small Business Innovation Research ("SBIR") program, it has successfully completed the testing of its ClearSign Core™ Flexible Fuel, 100% Hydrogen Capable process burner branded as ClearSign Core™ 2. "We are very pleased to publicly report the success of this flexible fuel burner development project," said Jim Deller, Ph.D.

TULSA, OKLAHOMA / ACCESS Newswire / March 10, 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 safety, and support the use of cleaner fuels including hydrogen, today announced a 1-for-10 reverse stock split of its outstanding common stock. The reverse stock split will become effective at 12:01 a.m.

ClearSign Technologies Corporation (CLIR) Q4 2025 Earnings Call Transcript

Hosting Call at 5pm ET on Tuesday, February 24th TULSA, OKLAHOMA / ACCESS Newswire / February 18, 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 safety, and support the use of cleaner fuels including hydrogen, announces that on Tuesday, February 24th, 2026, at 5:00 PM ET, the Company will host a conference call to provide a business update. Investors interested in participating on the call can dial 888-506-0062 within the U.S. or 973-528-0011 from abroad, and reference Participant Access Code: 561367.

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 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 fifth low-emission retrofit flare burner and the other components of the enclosed system from an energy company for deployment in California. "We're pleased to continue to supply this key customer with advanced flaring solutions to modernize their fleet and operate within California's clean air standards," said Jim Deller, Ph.D.
Basenese Lou
director
3,024 SH @ $4.36
2026-03-31
Silva Gil Todd
director
3,440 SH @ $0.00
2026-03-31
Silva Gil Todd
director
3,024 SH @ $4.36
2026-03-31
DIGIANDOMENICO ANTHONY
director
3,024 SH @ $4.36
2026-03-31
Silva Gil Todd
director
2,000 SH @ $4.20
2026-03-17
Silva Gil Todd
director
2,000 SH @ $4.36
2026-03-16
Deller Colin James
officer: Chief Executive Officer
210,043 SH @ $0.00
2026-02-26
Deller Colin James
officer: Chief Executive Officer
105,022 SH @ $0.56
2026-02-26