ClearSign Technologies Corporation (NASDAQ:CLIR) Q2 2021 Earnings Conference Call September 8, 2021 5:00 PM ET Company Participants Matthew Selinger - Firm IR Group Jim Deller - President and CEO Conference Call Participants Amit Dayal - H.C. Wainwright Robert Kecseg - Las Colinas Capital Management Operator Good day, and welcome to the ClearSign Technologies Second Quarter 2021 Conference Call. All participants will be in listen-only mode. [Operator Instructions]. After today's presentation, there will be ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ______________ to _______________ Commission File Number 001-35521 CLEARSIGN TECHNOLOGIES CORPORATION (Exact name of registrant as specified ...

ClearSign Technologies Corporation (NASDAQ:CLIR) Q1 2021 Earnings Conference Call June 15, 2021 5:00 PM ET Company Participants Matthew Selinger - Firm IR Group Jim Deller - President and CEO Brian Fike - Chief Financial Officer Conference Call Participants Amit Dayal - H.C. Wainwright Robert Kecseg - Las Colinas Capital Management Operator Good day, and welcome to the ClearSign Technologies First Quarter 2021 Conference Call. All participants will be in listen-only mode. [Operator Instructions] After today ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ______________ to _______________ Commission File Number 001-35521 CLEARSIGN TECHNOLOGIES CORPORATION (Exact name of registrant as specified in its charter) W ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ______________ to _______________ Commission file number 001-35521 CLEARSIGN TECHNOLOGIES CORPORATION (Exact name of registrant as specified in its charter) WASHIN ...

ClearSign Technologies Corporation. (NASDAQ:CLIR) Q4 2020 Results Earnings Conference Call March 23, 2021 5:00 PM ET Company Participants Matthew Selinger - Investor Relations Jim Deller - President and Chief Executive Officer Brian Fike - Chief Financial Officer Conference Call Participants Amit Dayal - H.C. Wainwright Robert Sussman - Bentley Capital Management Jim Kennedy - Marathon Capital Robert Kecseg - Las Colinas Capital Management Operator Good day, and welcome to the ClearSign Technologies Fourth ...

ClearSign Technologies Corporation (NASDAQ:CLIR) Q3 2020 Earnings Conference Call November 19, 2020 5:00 PM ET Company Participants Matthew Selinger - Investor Relations Jim Deller - President and Chief Executive Officer Brian Fike - Chief Financial Officer Conference Call Participants Amit Dayal - H.C. Wainwright Robert Kecseg - Las Colinas Capital Management Operator Good afternoon, and welcome to the ClearSign Technologies Third Quarter Conference Call. All participants will be in listen only mode [Opera ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ______________ to _______________ Commission File Number 001-35521 CLEARSIGN TECHNOLOGIES CORPORATION (Exact name of registrant as specified in its charte ...

ClearSign Technologies Corporation (NASDAQ:CLIR) Q2 2020 Earnings Conference Call September 15, 2020 5:00 PM ET Company Participants Matthew Selinger - Investor Relations Brian Fike - Chief Financial Officer Jim Deller - President and Chief Executive Officer Conference Call Participants Jeffrey Feinglas - Reef Resources, LLC Robert Kecseg - Las Colinas Capital Management, LLC Operator Good day, and welcome to the ClearSign Technologies Second Quarter 2020 Conference Call. All participants will be in listen- ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ______________ to _______________ Commission File Number 001-35521 CLEARSIGN TECHNOLOGIES CORPORATION (Exact name of registrant as specified in its charter) WA ...