Colin James Deller
Chief Executive Officer at ClearSign Technologies Corporation
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: ClearSign Technologies Corporation, 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
ClearSign Technologies Corporation June 8, 202690.2%
-
ClearSign Technologies Corporation July 25, 202588.8%
-
ClearSign Technologies Corporation June 24, 202453.3%
-
ClearSign Technologies Corporation June 6, 202399.8%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Feb 26, 2026 | ClearSign Technologies Corporation | Grant or award | +210,043 | — | — |
| Feb 26, 2026 | ClearSign Technologies Corporation | Shares withheld for tax | −105,022 | $0.56 | $58,812 |
| Feb 20, 2025 | ClearSign Technologies Corporation | Grant or award | +100,393 | — | — |
| Feb 20, 2025 | ClearSign Technologies Corporation | Shares withheld for tax | −49,846 | $0.86 | $42,868 |
| Feb 22, 2024 | ClearSign Technologies Corporation | Grant or award | +131,121 | — | — |
| Feb 22, 2024 | ClearSign Technologies Corporation | Shares withheld for tax | −65,102 | $1.06 | $69,008 |
| Feb 2, 2023 | ClearSign Technologies Corporation | Grant or award | +109,806 | — | — |
Questions about Colin James Deller
What boards is Colin James Deller on?
Colin James Deller sits on the board of ClearSign Technologies Corporation.
What company is Colin James Deller the CEO of?
Colin James Deller is Chief Executive Officer of ClearSign Technologies Corporation.
How long has Colin James Deller served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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