ClearSign Technologies Collaboration Partner Narion Corp. Receives SBIR Grant to Develop Flare Methane Sensor

Tulsa, OK., July 13, 2023–ClearSign Technologies Corporation (Nasdaq: CLIR) (“ClearSign” or the “Company”), an emerging leader in industrial combustion and sensing technologies that improve energy, operational efficiency and safety while dramatically reducing emissions, today announced that the Company’s collaboration partner, Narion has been awarded a $250,000 phase one SBIR (small business innovation research) grant from