Overview
Byarb is a boutique law firm specializing in arbitration and other forms of dispute resolution. It provides contract advisory, commercial arbitration, state court litigation, mediation, conciliation, expert determination, claim management, dispute boards, and TPF facilitation.
Industry
Bank accounts
Registered as a VAT taxpayer on 2026-05-11. Active
55 1140 2004 0000 3602 8664 8144
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Public aid
No public aid cases recorded in the last 10 years.
Tenders
No recorded participation in tenders.
Authorized Representatives
Manner of representation
In the case of a one-person management board, the member of the management board makes declarations on behalf of the company. In the case of a management board consisting of two or more persons, joint action by two members of the management board or by one member of the management board jointly with a commercial proxy is required to make declarations on behalf of the company.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Justyna Bytnerowicz (44) | 25 | $337.66 | 25% |
Piotr Bytnerowicz (44) | 25 | $337.66 | 25% |
Małgorzata Raszewska Zbytniewska | 25 | $337.66 | 25% |
Marcin Zbytniewski (44) | 25 | $337.66 | 25% |
Justyna Bytnerowicz and Piotr Bytnerowicz hold a combined 50% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Ahorasp. z o.o. | $222,870.83 | ahora-polska.pl | ||
| Thronsp. z o.o. | $156,166.77 | thron.pl | ||
| Wealth Management Servicessp. z o.o. | $20,392.92 | wealthmanagementservices.eu | ||
| Kancelaria Wojnarowskisp. z o.o. | $7,962.66 | kancelariawojnarowski.pl |
FAQ
Last updated: 2026-04-01