| Asper.PRO | Kharkiv |
| Association Business Contact | Kharkiv |
| Association «Metaverse-UA» | |
| Astral-Kiev | Kiev |
| Augma Studio | Lviv |
| AutoBI | |
| AVA.codes | Kiev |
| Avada-Media | |
| AVentures Capital | Kiev |
| Avocado Technology | Kiev |
| AVT Trade | Kiev |
| Aweb | Kiev |
| AWebTechnology | Kiev |
| Axioma-Techno | Kiev |
| Axles | |
| Axogon | Kiev |
| B-Soft | Kiev |
| Badevlad Software Company | Zhytomyr |
| Basic Group TM | |
| Basis Software Ltd | Kiev |
| BCS | Zaporizhzhia |
| Beatshapers Ltd | Kiev |
| BeeWorking | |
| BeLight Software | Odessa |
| Berezha Security Group | |
| Best | Kiev |
| Best-free-soft | Kiev |
| Bestprograms | Kiev |
| Bestsoft | Kiev |
| BGS Solutions | Kiev |
| BIBлиотека программиста | Kiev |
| BidOn Games Studio | |
| BigBN | Kiev |
| Bigline | Kharkiv |
| BigMO | Kiev |
| Bilink | Kiev |
| BilSoft, LLC | Kharkiv |
| Bina Design | Kiev |
| Binotel | |
| BIOsens | |
| Biruza Software | Poltava |
| Bitcom | |
| Bitte | Kiev |
| Blackbox | |
| BloknotApp | |
| BNC-Service | Kiev |
| Boom | Kiev |
| Bragin Web Design Studio | Kiev |
| Brain Tank | |
| Brain.com.ua | Kiev |