| Name | Link |
|---|---|
| 3play Media | @3playmedia |
| A11Y | @a11y |
| A11Y Project | @A11YProject |
| AccessibilityOz | @AcessibilityOz |
| Acesso para Todos | Acesso para Todos |
| A11YProject | @A11YProject |
| Deque Systems | @dequesystems |
| Google Accessibility | @googleaccess |
| IBMAccess | @IBMAccess |
| Inclusive Components | @inclusicomps |
| Knowbility | @knowbility |
| Level Access | @LevelAccessA11y |
| Microsoft Access | @MSFTaccess |
| Paciello Group | @paciellogroup |
| PayPal Accessibility | @PayPalInclusive |
| Open Inclusion | @openforaccess |
| Simply Accessible | @sateaches |
| Twitter A11y | @TwitterA11y |
| WebAIM | @webaim |
| WPAccessibility Team | @WPAccessibility |
| WebAxe | @webaxe |