| Name | What they do | |
|---|---|---|
| 3play Media | @3playmedia | Captioning, subtitling, audio descriptions, transcripts, and transcribing |
| A11Y | @a11y | Aggregator account for accessibility-related content |
| A11Y Project | @A11YProject | Community-driven collection of patterns, resources, events, and more |
| Accessible360 | @Accessible_360 | Auditing, consulting, and training |
| AccessibilityOz | @accessibilityoz | |
| Accessible Techcomm | @AccessTechcomm | Auditing, consulting, and training |
| Acesso para Todos | None | Development |
| AudioEye | @audioeyeinc | |
| Audima | None | Audio descriptions |
| Awesome japanese a11y companies | None | An awesome-list of Japanese technology companies that are working on or promoting accessibility. |
| Axess Lab | @AxessLab | Auditing, consulting, and training |
| Deque Systems | @dequesystems | Auditing, consulting, and training |
| Google Accessibility | @googleaccess | |
| Hand Talk | None | Transcription |
| IAAP | @IAAPOrg | Accessibility professionals from around the world come together to define, promote and improve the accessibility profession through networking, education and certification. |
| IBMAccess | @IBMAccess | Internal support at IBM, product R&D |
| Intopia | @Intopia | Auditing, consulting, training, and development |
| Knowbility | @knowbility | Auditing, consulting, and training |
| Level Access | @LevelAccessA11y | Auditing, consulting, training, and developemnt |
| Microsoft Accessibility | @MSFTEnable | R&D and accessibility help desk for Microsoft products |
| NV Access | @NVAccess | NVDA screen reader, training |
| Open Inclusion | @openforaccess | Market research |
| Oswald Labs | @OswaldLabs | Product development and accelerator |
| Simply Accessible | @SAteaches | Auditing, consulting, development, training, and user research |
| The Paciello Group | @paciellogroup | Auditing, consulting, training, and products |
| Twitter Accessibility | @TwitterA11y | Feed of accessibility-related updates from Twitter dev team |
| UsableNet | @Usablenet | Auditing, consulting, training, and products |
| WAI at W3C | @w3c_wai | Initiative that develops guidelines and standards like WCAG and ARIA |
| WebAIM | @webaim | Auditing, consulting, and training |
| Web Axe | @webaxe | Blog and podcast on accessibility |
| Web Sem Barreiras | @websembarreiras | |
| WordPress Accessibility Team | @WPAccessibility | Working group within WordPress community that creates standards and guides |
Also see Professional Help section on the A11y Project website.