| (Values in U.S. Thousands) | Dec, 2025 | Dec, 2024 | Dec, 2023 | Dec, 2022 | Dec, 2021 |
| Sales | 5,230 | 3,600 | 2,400 | 370 | 610 |
| Sales Growth | +45.28% | +50.00% | +548.65% | -39.34% | unch |
| Net Income | -5,500 | -5,300 | -5,190 | -5,760 | -7,890 |
| Net Income Growth | -3.77% | -2.12% | +9.90% | +27.00% | -14.68% |
Clearsign Technologies Corp (CLIR)
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ClearSign Technologies Corporation provides industrial combustion and sensing technologies for industrial and commercial systems. The company's OEM products consists ClearSign Core(TM) and ClearSign Eye(TM) and other sensing configurations. It serves energy, commercial/industrial boiler, chemical, petrochemical, transport and power industries. ClearSign Technologies Corporation, formerly known as ClearSign Combustion Corporation, is based in Seattle, United States.
Fiscal Year End Date: 12/31