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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.

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  • Oct 18, 2021
    ClearSign Technologies Corporation Announces Hiring of Brent Hinds as VP of Finance
  • Sep 8, 2021
    ClearSign Technologies Corporation Provides Second Quarter 2021 Update
  • Sep 3, 2021
    ClearSign Technologies Corporation Announces Notification of Hold for ExxonMobil Project
  • Aug 17, 2021
    ClearSign Technologies Corporation Announces Second Quarter 2021 Conference Call
    Hosting Call at 5pm ET (2pm PT) on Wednesday, September 8, 2021
  • Jul 30, 2021
    ClearSign Technologies Corporation Announces Passing of Chief Financial Officer Brian Fike
  • Jun 15, 2021
    ClearSign Technologies Corporation Provides First Quarter 2021 Update
  • Jun 7, 2021
    ClearSign Technologies Corporation set to join Russell Microcap® Index
  • May 13, 2021
    ClearSign Technologies Corporation Announces First Quarter 2021 Conference Call and Virtual Annual Meeting
    Hosting Call at 5pm ET (2pm PT) on Tuesday, June 15, 2021
  • Apr 28, 2021
    ClearSign Technologies Corporation Receives Certification for Firetube Boiler Burner in China
  • Mar 23, 2021
    ClearSign Technologies Corporation Provides Fourth Quarter and Full Year 2020 Update
  • Mar 23, 2021
    ClearSign Technologies Corporation Announces Successful Installation of Multi-Unit Process Burner Order for Major Energy Infrastructure Company
    Project Sold by California Boiler Features ClearSign Core™ NOx Reduction Technology
  • Mar 22, 2021
    ClearSign Technologies Corporation Announces Completion of Performance Testing and Application for Firetube Boiler Burner Certification in China as well as Signing of a Collaboration Framework Agreement (CFA) with Jiangsu Shuang Liang Boiler Co. Ltd
  • Mar 11, 2021
    ClearSign Technologies Corporation Announces Fourth Quarter and Full Year 2020 Conference Call
    Hosting Call at 5pm ET (2pm PT) on Tuesday, March 23, 2021
  • Mar 4, 2021
    ClearSign Technologies Corporation Appoints Judith S. Schrecker to Board of Directors
  • Feb 17, 2021
    ClearSign Technologies Corporation Announces Collaboration Agreement with California Boiler for Sale and Installation of 2.5 ppm NOx Capable Ultra-Low Emission Boiler Burners and Low Emission Flares
    Agreement Covers the U.S. Market
  • Feb 2, 2021
    ClearSign Technologies Corporation Receives Process Burner Order from Super Major Global Refinery for European Installation
  • Nov 19, 2020
    ClearSign Technologies Corporation Announces Third Quarter 2020 Results
    Hosting call at 5pm ET (2pm PT)
  • Nov 6, 2020
    ClearSign Technologies Corporation Announces Third Quarter 2020 Conference Call
    Hosting Call at 5pm ET (2pm PT) on Thursday, November 19, 2020
  • Oct 13, 2020
    ClearSign Technologies Corporation Receives Multi-Unit Process Burner Order for Major Energy Infrastructure Company
    Burners Sold by California Boiler Feature ClearSign Core™ NOx reduction technology
  • Sep 30, 2020
    ClearSign Technologies Corporation Announces Exercise in Full of the Purchase Right Granted to clirSPV LLC
  • Sep 15, 2020
    ClearSign Technologies Corporation Announces Second Quarter 2020 Results
    Hosting call at 5pm ET (2pm PT)
  • Aug 24, 2020
    ClearSign Technologies Corporation Announces Closing of Public Offering
    Underwriter Exercises Its Overallotment Option in Full
  • Aug 20, 2020
    ClearSign Technologies Corporation Prices Underwritten Public Offering of Common Stock
  • Aug 19, 2020
    ClearSign Technologies Corporation Announces Proposed Public Offering of Common Stock
  • Aug 12, 2020
    ClearSign Technologies Corporation Announces Collaborative Alliance with Zeeco, Inc. to Develop a Joint Product Line of Process Burners
  • Aug 6, 2020
    ClearSign Technologies Corporation Announces Second Quarter 2020 Conference Call
    Hosting Call at 5pm ET (2pm PT) on Tuesday, September 15, 2020
  • Jun 16, 2020
    ClearSign Technologies Corporation Announces First Quarter 2020 Results
  • Jun 15, 2020
    ClearSign Technologies Corporation Receives Multi-Unit Process Burner Order from ExxonMobil
    Project is Final Step to Validate ClearSign Core™ Burner Technology
  • May 14, 2020
    ClearSign Technologies Corporation Receives Multi-Flare Order from ASHCOR
    Flares Sold by International Combustion and Controls, a Division of California Boiler, Feature ClearSign Core™ NOx reduction technology
  • May 12, 2020
    ClearSign Technologies Corporation Announces First Quarter 2020 Conference Call and Virtual Annual Meeting
    Hosting Q1 Call at 5pm ET (2pm PT) on Tuesday, June 16, 2020
  • Mar 12, 2020
    ClearSign Technologies Corporation Announces Full Year 2019 Update
  • Mar 10, 2020
    ClearSign Technologies Corporation Announces Development Contract with Global Aerospace Company
  • Mar 6, 2020
    ClearSign Technologies Corporation Announces Fourth Quarter and Full Year 2019 Conference Call
    Hosting Call at 5pm ET (2pm PT) on Thursday, March 12, 2020
  • Feb 20, 2020
    ClearSign Technologies Corporation Announces Board Changes
  • Jan 31, 2020
    ClearSign Technologies Corporation Provides Updates on Ongoing Projects
  • Nov 13, 2019
    ClearSign Technologies Corporation Announces Third Quarter 2019 Results
    Hosting Call at 5:00pm ET (2:00pm PT) Today
  • Nov 12, 2019
    ClearSign Combustion Corporation Changes Name to ClearSign Technologies Corporation
    New Name Better Reflects Company Strategy and Technology Platforms
  • Oct 23, 2019
    ClearSign Combustion Corporation Announces Third Quarter 2019 Conference Call
    Hosting Call at 5:00pm ET (2:00pm PT) on November 13, 2019
  • Oct 18, 2019
    ClearSign Combustion Corporation Receives Engineering Order from Exxon Mobil Corporation (ExxonMobil)
    Next Step in ClearSign Coreä Process Burner Trial
  • Aug 14, 2019
    ClearSign Combustion Corporation Announces Second Quarter 2019 Results
    Hosting Call at 5:00pm ET (2:00pm PT) Today
  • Jul 31, 2019
    ClearSign Combustion Corporation Announces Second Quarter 2019 Conference Call
    Hosting Call at 5:00pm ET (2:00pm PT) on August 14, 2019
  • Jun 18, 2019
    ClearSign Announces Collaborative Agreement with ASHCOR to Develop, Manufacture and Market Flares
    Agreement Covers the Incorporation of ClearSign Core™ into Natural Draft and Forced Air Flares and Vapor Combustors
  • Jun 5, 2019
    ClearSign Announces Updated and Expanded Memorandum of Understanding (MOU) with Chinese Heating District
    Agreement Covers Watertube and Firetube Boilers
  • May 21, 2019
    ClearSign Announces Additional Order for a Vapor Combustor Application
    Project Marks Seventh Installation in the Upstream Oil and Gas Market
  • May 8, 2019
    ClearSign Combustion Corporation Announces Preliminary First Quarter 2019 Results
    Hosting Call at 5:00pm ET (2:00pm PT) Today
  • May 8, 2019
    ClearSign Combustion Corporation Announces Adjusted Time for First Quarter 2019 Conference Call
    Hosting Call at 5:00pm ET (2:00pm PT) Today
  • Apr 22, 2019
    ClearSign Combustion Corporation Announces First Quarter 2019 Conference Call
    Hosting Call at 4:30pm ET (1:30pm PT) on May 8, 2019
  • Mar 19, 2019
    ClearSign Combustion Corporation Announces Revised Annual Meeting Information
  • Feb 20, 2019
    ClearSign Combustion Corporation Announces Preliminary Full Year 2018 Results
  • Feb 14, 2019
    ClearSign Combustion Corporation Announces Fourth Quarter and Full Year 2018 Conference Call
    Hosting Call at 5pm ET (2pm PT) on February 20, 2019
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  • Investors Home
  • News / Events
    • Company News
    • Events and Webcasts
    • Email Alerts
  • Company Information
    • Profile
    • FAQs
    • IR Contacts
    • Presentations
  • Stock Information
    • Stock Quote
    • Charts
    • Historical Data
  • Financial Information
    • Financials
    • Annual Reports
    • Proxy
  • SEC Filings
    • All SEC Filings
    • Section 16 Filings
  • Corporate Governance
    • Board of Directors
    • Board Committees
    • Governance Documents
ClearSign Combustion Corporation