Brian Heywood gave 29% of the Yes committee's money; most of the rest came from other individuals. Unions (40%) and foundations (25%, almost all from the Inatai Foundation) gave most of the No committee's money.
| amount | committee | donor_group | share |
|---|---|---|---|
| 2280049 | Let's Go Washington (Yes; also backs I-001 and I-645) | Brian Heywood | 0.2915 |
| 3815957.7 | Let's Go Washington (Yes; also backs I-001 and I-645) | Other individuals | 0.4878 |
| 0 | Let's Go Washington (Yes; also backs I-001 and I-645) | Labor unions | 0 |
| 5000 | Let's Go Washington (Yes; also backs I-001 and I-645) | Foundations and philanthropies | 0.0006 |
| 0 | Let's Go Washington (Yes; also backs I-001 and I-645) | Civil-liberties, LGBTQ and reproductive-rights groups | 0 |
| 1492308.05 | Let's Go Washington (Yes; also backs I-001 and I-645) | Businesses and other organizations | 0.1908 |
| 228901.02 | Let's Go Washington (Yes; also backs I-001 and I-645) | Small unitemized gifts | 0.0293 |
| 0 | No Hate in WA State (No; also opposes I-001) | Brian Heywood | 0 |
| 666232.6 | No Hate in WA State (No; also opposes I-001) | Other individuals | 0.1502 |
| 1780228.38 | No Hate in WA State (No; also opposes I-001) | Labor unions | 0.4012 |
| 1090000 | No Hate in WA State (No; also opposes I-001) | Foundations and philanthropies | 0.2457 |
| 579470.38 | No Hate in WA State (No; also opposes I-001) | Civil-liberties, LGBTQ and reproductive-rights groups | 0.1306 |
| 188008.61 | No Hate in WA State (No; also opposes I-001) | Businesses and other organizations | 0.0424 |
| 132973.09 | No Hate in WA State (No; also opposes I-001) | Small unitemized gifts | 0.03 |