| Washington Technology Industry Association | Related tax-exempt org | To help Washington technology companies and professionals prosper and grow. | WA | 911427013 |
| WTIA Workforce Institute | Related tax-exempt org | To address the workforce shortage in the technology industry | WA | 473951262 |
| Abossein Engineering LLC | Related taxable corporation/trust | — | — | — |
| Abundant Technologies | Related taxable corporation/trust | — | — | — |
| ACI Communications Inc | Related taxable corporation/trust | — | — | — |
| ActX Inc | Related taxable corporation/trust | — | — | — |
| Adaptive Catalog LLC | Related taxable corporation/trust | — | — | — |
| AdaptX Inc | Related taxable corporation/trust | — | — | — |
| Advanced BusinessLink Corporation | Related taxable corporation/trust | — | — | — |
| Advanced Performance Parts Inc | Related taxable corporation/trust | — | — | — |
| Advocate Telecom Inc | Related taxable corporation/trust | — | — | — |
| Aeterna Investments LLC | Related taxable corporation/trust | — | — | — |
| Affinity Group CPAs & Consultants PLLC | Related taxable corporation/trust | — | — | — |
| Agency Mania Solutions LLC | Related taxable corporation/trust | — | — | — |
| Agiliant Inc | Related taxable corporation/trust | — | — | — |
| AI Data Innovations Corporation | Related taxable corporation/trust | — | — | — |
| AI2 Incubator Inc | Related taxable corporation/trust | — | — | — |
| Aligen Inc | Related taxable corporation/trust | — | — | — |
| Align Financials LLC | Related taxable corporation/trust | — | — | — |
| Alliance 2020 Inc | Related taxable corporation/trust | — | — | — |
| Allied Inventors Management LLC | Related taxable corporation/trust | — | — | — |
| Allsop Inc | Related taxable corporation/trust | — | — | — |
| Altopa Inc | Related taxable corporation/trust | — | — | — |
| Altriva LLC | Related taxable corporation/trust | — | — | — |
| Altus Alliance LLC | Related taxable corporation/trust | — | — | — |