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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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  • May 27, 2014
    ClearSign To Present At LD Micro Conference
  • May 14, 2014
    ClearSign to Present at Marcum MicroCap Conference and Brean Capital Global Resource and Infrastructure Conference
  • May 12, 2014
    ClearSign To Present At 15th Annual B. Riley Conference
  • May 8, 2014
    ClearSign Combustion Corporation Announces First Quarter 2014 Results
  • May 1, 2014
    ClearSign Combustion Corporation First Quarter 2014 Results Conference Call Announcement
  • May 1, 2014
    ClearSign Demonstrates State-of-the-Art Emissions Control Performance at Industrial Scale of 5mmBtu/h
    Duplex™ burner technology achieves unprecedented reduction in NOx and CO emissions coupled with unique cost saving features.
  • Mar 11, 2014
    ClearSign Combustion Corporation Announces 2013 Results
  • Mar 11, 2014
    ClearSign Demonstrates Ultra Low Nox Emissions on Standard Residential Hot Water Heater
  • Mar 5, 2014
    ClearSign Combustion Corporation Announces Closing Of Registered Direct Offering
  • Mar 5, 2014
    ClearSign to Present at 26th Annual Roth Conference March 9 - 12, 2014
  • Mar 4, 2014
    ClearSign Combustion Corporation Fourth Quarter 2013 Results Conference Call Announcement
  • Feb 28, 2014
    ClearSign Combustion Corporation Announces $6,500,000 Registered Direct Offering
  • Feb 11, 2014
    ClearSign To Present At The Energy Solutions Center Technology and Market Assessment Forum February 11 - 13, 2014
  • Nov 11, 2013
    ClearSign Combustion Corporation Announces Third Quarter 2013 Results
    CEO cites major milestones achieved ahead of schedule; ClearSign technology sets new price / performance benchmark for $11 billion NOx control market.
  • Nov 11, 2013
    Milestone Update: ClearSign Reports Unprecedented 90% Reduction In NOx Emissions With Proprietary Ultra Low NOx Duplex Burner In Boiler Demonstration
    Company says its Duplex™ architecture may set new cost/performance benchmark for NOx control for most types of combustion systems
  • Nov 4, 2013
    ClearSign Combustion Corporation Third Quarter Results Conference Call Announcement
  • Oct 29, 2013
    ClearSign Retrofits And Modifies Standard Commercial Burner To Achieve 80-90% Reduction In NOx Emissions
    Proprietary Duplex™ Architecture shows dramatic reductions in NOx emissions performance in standard "firetube" boiler configuration.
  • Oct 3, 2013
    ClearSign To Present At The Air Quality IX Conference October 21 - 23 In Arlington, VA
  • Sep 12, 2013
    ClearSign Announces Invitation to Present at American Flame Research Committee 2013 Industrial Combustion Symposium
  • Sep 11, 2013
    ClearSign Achieves Major Milestone: 2PPM NOx Demonstrated
    Company meets aggressive 2013 milestone, dropping NOx a further 33% to 2PPM.
  • Sep 4, 2013
    Advisory: ClearSign Combustion Corporation to Host Live Web Event Reporting Major Milestone Achievement NOx Reduction
    Industry Experts Roundtable to Discuss Implications
  • Aug 14, 2013
    ClearSign Combustion Corporation Announces Second Quarter 2013 Results
    CEO calls first half "enormously productive"
  • Aug 7, 2013
    ClearSign Combustion Corporation Second Quarter Results Conference Call Announcement
  • Jul 16, 2013
    ClearSign Announces Agreement With Leading Waste And Energy Services Company
    Multi-phase agreement targets ClearSign improved energy efficiency and emissions performance for commercial facilities in US and internationally.
  • Jun 24, 2013
    ClearSign Demonstrates Further 40% NOx Reduction, Sets New Record of 3 PPM
    Novel Duplex™ Burner Architecture continues to set new records for NOx abatement, exceeding performance of currently available technology with no requirement for costly after-treatment.
  • Jun 24, 2013
    ClearSign Demonstrates Further 40% NOx Reduction, Sets New Record of 3 PPM
    Novel Duplex™ Burner Architecture continues to set new records for NOx abatement, exceeding performance of currently available technology with no requirement for costly after-treatment.
  • Jun 13, 2013
    ClearSign Selected to Present at American Boiler Manufacturers Association 2013 Summer Meeting
  • May 7, 2013
    ClearSign Reports Further 37% Reduction in NOx From 8PPM to Below 5PPM
    Novel Duplex Burner Architecture Combines Features That Could Result in Major Savings and Increased Profits for System Operators
  • May 6, 2013
    ClearSign Announces Filing of Shelf Registration Statement
  • Apr 29, 2013
    ClearSign Combustion Corporation First Quarter Results Conference Call Announcement
  • Apr 23, 2013
    ClearSign Files 100th Patent Application
  • Apr 10, 2013
    ClearSign and Grandeg Announce Development Agreement
    Companies to collaborate to develop combustion and emissions control solutions for Grandeg biomass boilers.
  • Apr 2, 2013
    ClearSign Achieves Major Emissions Control Milestone
    Novel Duplex Burner Architecture Dramatically Reduces Nitrogen Oxides (NOx) by More Than 85% to Less Than 8 Parts Per Million
  • Mar 26, 2013
    ClearSign Selected to Present at 2013 National Innovation Summit in Washington, DC
  • Mar 12, 2013
    ClearSign Selected to Present at American Flame Research Committee 2013 Industrial Combustion Symposium
  • Feb 22, 2013
    ClearSign Combustion Corporation Announces FY 2012 Results
  • Feb 15, 2013
    ClearSign Combustion Corporation Fourth Quarter Results Conference Call Announcement
  • Feb 14, 2013
    ClearSign Announces Novel 'Duplex(TM)' Short-Flame Burner Design
    Brand New Approach Is a Potential Breakthrough, Enabling a New Level of Simultaneous Control Over Both Flame Shape and Flame Length Without Compromising NOx Control
  • Feb 12, 2013
    ClearSign Commences Testing of Commercial-Scale Solid-Fuel Test Platform
  • Feb 7, 2013
    ClearSign Combustion Corporation Develops Novel Power Amplifier for Cost Effective Implementation of ECC(TM) Technology
    Proprietary Design Promises to Significantly Lower Installation and Operating Costs While Improving Reliability
  • Nov 30, 2012
    ClearSign Combustion Corporation to Present at 5th Annual LD Micro Conference
  • Nov 27, 2012
    ClearSign Combustion Corporation Announces Its Addition to the MSCI Micro Cap Index
  • Nov 15, 2012
    Dr. Roberto Ruiz Joins ClearSign as Senior Vice President, Product Development
    Former John Zink Company and OnQuest, Inc. Executive Brings 25 Years of Experience in Combustion, Oil and Gas Industries to ClearSign
  • Nov 8, 2012
    ClearSign Combustion Corporation Announces Third Quarter 2012 Results
    Company Reports That It Is Ahead of Target on Key Development Milestones
  • Nov 1, 2012
    ClearSign Combustion Corporation Third Quarter Results Conference Call Announcement
  • Oct 11, 2012
    ClearSign Demonstrates Novel Method to Improve Energy Efficiency in Turbines and Other Systems
    Technique May Boost Turbine Efficiency and Increase Lifetime by More Effectively Cooling Blades
  • Sep 27, 2012
    ClearSign Achieves Major Development Milestone: Demonstrates Technique to Provide Unprecedented Flame Stability up to 1,000,000 Btu/hr
    Computer Control of Electrostatic Charge in Flames Could Bring Powerful New Dimension to Design of Next-Generation Combustion Systems
  • Aug 27, 2012
    ClearSign Combustion Corporation Selected to Showcase Electrodynamic Combustion Control(TM) Technology at MDB Capital Group's 3rd Annual Bright Lights Conference in New York City
  • Aug 23, 2012
    ClearSign Combustion Corporation Announces Invitation to Present at the 23rd Annual Wall Street Forum Investor Conference in Boston
  • Aug 21, 2012
    ClearSign Combustion Corporation Announces Invitation to Present at the American Flame Research Committee's 2012 Annual Meeting
  • Aug 16, 2012
    ClearSign Combustion Corporation to Present at Midwest Ideas Investor Conference
  • Aug 6, 2012
    ClearSign Combustion Corporation Announces Second Quarter 2012 Results
  • Aug 2, 2012
    ClearSign Demonstrates "Non-Contact Electrodes," Transmitting Pulsed Electrical Control Signal Into Flame Without Physical Contact
    Proprietary Technique Expands Design Options While Reducing Cost and Complexity for Retrofitting Industrial and Commercial Combustion Systems
  • Jul 30, 2012
    ClearSign Combustion Corporation Second Quarter Results Conference Call Announcement
  • Jun 28, 2012
    ClearSign Combustion Reports Dramatic Reduction of Nitrogen Oxides (NOx) Using Proprietary Electrodynamic Combustion Control(TM) (ECC(TM)) Technology
    A Brand New Technique for the Control of NOx Emissions Could Mean Major Cost Savings and Increased Efficiency for Tens of Thousands of Commercial and Industrial Boilers
  • Jun 19, 2012
    ClearSign Reaches Development Milestone, Demonstrates Technique to Provide Unprecedented Flame Stability up to 400,000 Btu/hr
    A Brand New Technique for Pollution Control Could Mean Cost Savings and Increased Efficiency for Thousands of Industrial Combustion Systems
  • Jun 11, 2012
    ClearSign Combustion Corporation Announces First Quarter 2012 Results
  • Jun 4, 2012
    ClearSign Combustion Corporation First Quarter Results Conference Call Announcement
  • May 15, 2012
    ClearSign Combustion Corporation Announces Underwriter's Exercise of Over-Allotment Option
  • Apr 30, 2012
    ClearSign Combustion Corporation Announces Completion of Initial Public Offering of Common Stock
  • Apr 24, 2012
    ClearSign Combustion Corporation Announces Pricing of Initial Public Offering of Common Stock
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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