Callstack.Iosp. z o.o.Active
Other computer programming activities
KRS: 0000606530 NIP: 8992785616 REGON: 36392182000000
Overview
Registry date
2016-03-07
Share capital
$27,012.43
Activity description
Callstack.Io is a company that specializes in React and React Native development services, offering solutions such as consulting, performance optimization, and cross-platform app development for various platforms including iOS and Android. They provide support for migrating to React Native, developing enterprise solutions, and integrating AI features into applications. Additionally, they contribute to the React community and maintain key open-source tools used by millions of developers worldwide.
Registered address
Ul. Prosta 36, 53-508 Wrocław, Poland
Website
callstack.ioWebsite active
Email
Email inactive
Electronic delivery address
AE:PL-92817-84227-BCWCC-29
Industry
Accounts
Registered as a VAT taxpayer on 2016-04-26.Active
Authorized Representatives
Ownership
Competitors
| Name | Revenue | Website | |
|---|---|---|---|
| Craftwaresp. z o.o. | $41,058,134.91 | craftware.pl | |
| Traveltechsp. z o.o. | $34,466,646.83 | traveltech.pl | |
| Basesp. z o.o. | $31,481,446.06 | getbase.com | |
| Univiosp. z o.o. | $22,095,253.89 | univio.com | |
| Speedappsp. z o.o. | $18,835,018.80 | speedapp.pl | |
| Surfersp. z o.o. | $17,153,515.48 | surferseo.com | |
| Avenga Adtechsp. z o.o. | $11,471,963.22 | clearcode.pl | |
| Infinitesp. z o.o. | $10,534,916.66 | infinite.pl | |
| Appsilonsp. z o.o. | $7,574,943.47 | appsilon.com | |
| Isolutionsp. z o.o. | $6,788,511.09 | isolution.pl |
Change history
| Event | Details | Date | |
|---|---|---|---|
| PKD change | Removed: 62.01.Z, 62.02.Z, 62.03.Z, 62.09.Z, 63.11.Z, 63.12.Z, 63.99.Z. Added: 70.20.Z, 85.69 | 2025-12-04 |
FAQ
Last updated: 2026-07-17