# Clearsign Technologies Corporation (CLIR) — Revenue

## Annual Revenue (USD)

| Year | Revenue |
| --- | --- |
| 2025 | $5M |
| 2024 | $4M |
| 2023 | $2M |
| 2022 | $374,000 |
| 2021 | $607,000 |
| 2020 | — |
| 2019 | — |
| 2018 | $530,000 |
| 2017 | $540,000 |
| 2016 | $621,000 |
| 2015 | $61,000 |
| 2014 | — |

## Quarterly Revenue (USD)

| Quarter | Revenue |
| --- | --- |
| 2026-03-31 | $191,000 |
| 2025-09-30 | $1M |
| 2025-06-30 | $133,000 |
| 2025-03-31 | $401,000 |
| 2024-09-30 | $2M |
| 2024-06-30 | $45,000 |
| 2024-03-31 | $1M |
| 2023-09-30 | $85,000 |
| 2023-06-30 | $150,000 |
| 2023-03-31 | $894,000 |
| 2022-09-30 | $324,000 |
| 2022-06-30 | — |
| 2022-03-31 | — |
| 2021-09-30 | $190,000 |
| 2021-06-30 | — |
| 2021-03-31 | $363,000 |
| 2020-09-30 | — |
| 2020-06-30 | — |
| 2020-03-31 | — |
| 2019-09-30 | — |
| 2019-06-30 | — |
| 2019-03-31 | — |
| 2018-09-30 | — |
| 2018-06-30 | — |

Source: [MarketCapTrends](https://marketcaptrends.com/company/CLIR/revenue)