Overview
Komunalny Zakład Komunikacyjny Sp. z o.o. in Białystok provides public passenger transport in the Białystok area. It operates 15 bus lines, publishes timetables, and offers real-time departure information. The company also runs a vehicle inspection station with a full range of diagnostic tests.
Financials
Revenue history (in m)
Data and insights are generated automatically based on financial statements and may contain errors. This analysis is for informational purposes only and does not constitute an official assessment of the company's credibility or business advice.
Statistics
How the company ranks by revenue within its industry, region and across Poland in 2025.
Results vs industry
Industry
Bank accounts
Registered as a VAT taxpayer on 1993-07-05. Active
03 1160 2202 0000 0000 6000 4271
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Public aid
7 public aid cases recorded, with a total value of $72,683.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Jan 29, 2026 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $9,471 | Wojewódzki Komendant Podlaskiej Komendy OHP | |
| Oct 14, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $51,116 | Wojewódzki Komendant Podlaskiej Komendy OHP | |
| Sep 30, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $3,729 | STAROSTA POWIATU BIAŁOSTOCKIEGO |
Tenders
41 tenders recorded as contracting authority: 32 national and 9 EU.
Notices (contracting authority)
| Publication date | Subject | Type | Amount | |
|---|---|---|---|---|
| Jun 18, 2026 | Sukcesywne dostawy oleju napędowego do silników Diesla z odbiorem własnym | Contract notice | $3,040,519 | |
| May 12, 2026 | Utwardzenie miejsc postojowych na terenie zajezdni KZK w Białymstoku przy ul. Pomocnej 1 | Contract notice | $97,245 | |
| Mar 25, 2026 | Grupowe ubezpieczenie zdrowotne | Contract notice | $105,348 |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
Authorized Representatives
Manner of representation
Two members of the management board, or one member of the management board and a commercial proxy.
Supervisory board
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Miasto Białystok | 32,670 | $4,412,479.74 | 100% |
Beneficial owners
| Person | Rights |
|---|---|
Tadeusz Truskolaski (68)  | Shareholder of a limited liability company, 16335000.0 PLN |
Competitors
| Name | Revenue | Website | |
|---|---|---|---|
| Miejski Zakład Komunikacyjny w Bielsku-Białejsp. z o.o. | $27,586,487.81 | mzk.bielsko.pl | |
| Podlaska Komunikacja Samochodowa NovaS.A. | $21,596,059.64 | pksnova.pl | |
| Miejski Zakład Komunikacjisp. z o.o. | $19,525,662.59 | mzk.zgora.pl | |
| Miejski Zakład Komunikacjisp. z o.o. | $17,157,514.65 | mzk.grudziadz.pl | |
| Komunikacja BeskidzkaS.A. | $14,333,620.98 | komunikacjabeskidzka.pl | |
| Miejski Zakład Komunikacji - Puławysp. z o.o. | $10,627,009.44 | mzk.pulawy.pl | |
| Miejski Zakład Komunikacyjnysp. z o.o. | $7,855,672.74 | mzk.piotrkow.pl | |
| Przedsiębiorstwo Komunikacji Samochodowej w Stalowej WoliS.A. | $7,349,718.08 | pksstwola.com.pl | |
| Miejski Zakład KomunikacjiS.A. | $7,076,247.50 | mzk-ostrow.com.pl | |
| Miejski Zakład Komunikacjisp. z o.o. | $6,801,405.74 | mzk.przemysl.pl |
Change history
| Date | Event |
|---|---|
| 2014-02-06 | Share capital change (12,490,000.00 PLN → 16,335,000.00 PLN) |
| 2006-11-20 | Share capital change (5,595,000.00 PLN → 12,490,000.00 PLN) |
| 2001-07-18 | Entered in the register |
FAQ
Last updated: 2026-07-06