
Fibrain
sp. z o.o.Fibrain is a Polish manufacturer of fiber-optic cables and telecommunications equipment, based in Zaczernie. It operates in the fiber-optics and photonics sector, with product development supported by R&D departments.
We use our own cookies and third-party cookies for technical and analytics purposes. Details are in the privacy policy.
All companies in Zaczernie in one place. Check revenue, profit and registry data.

Fibrain is a Polish manufacturer of fiber-optic cables and telecommunications equipment, based in Zaczernie. It operates in the fiber-optics and photonics sector, with product development supported by R&D departments.
MPP is a printing company based in Zaczernie, Poland, providing printing services. It produces printed materials.
Karpatia Rzeszów is a meat and meat products wholesaler based in Zaczernie, Poland. Its business focuses on the wholesale trade of these products.
322 active businesses operate in Zaczernie, ranking Zaczernie #567 among Polish cities. The KRS register lists 85 entities here (companies, foundations and associations) and CEIDG lists 237 sole traders. Since the start of 2026, 34 new businesses have been registered in Zaczernie. The most common industries are real estate activities, manufacture of other non-metallic mineral products and retail trade.
| Industry | Companies | Share | Vs Poland |
|---|---|---|---|
| Real estate activities | 7 | 12.7% | 1.5× |
| Manufacture of other non-metallic mineral products | 5 | 9.1% | 16.3× |
| Retail trade | 4 | 7.3% | 1.2× |
| Wholesale trade | 4 | 7.3% | 0.6× |
| Specialised construction activities | 3 | 5.5% | 0.8× |
| Warehousing and support activities for transportation | 3 | 5.5% | 6.4× |
| Accommodation | 3 | 5.5% | 3.1× |
| Education | 3 | 5.5% | 2.3× |
| Civil engineering | 2 | 3.6% | 2.1× |
| Sports, amusement and recreation activities | 2 | 3.6% | 2.3× |
| Electricity, gas, steam and air conditioning supply | 2 | 3.6% | 1.1× |
| Manufacture of computer, electronic and optical products | 2 | 3.6% | 7.3× |
| Company | Revenue | Market cap | 1D change |
|---|---|---|---|
ML SystemS.A. | USD 38.08m | USD 24.54m | -3.90% |
| 3,780 | USD 3.88m | USD 193.73k | PGE ObrótS.A. | USD 4.41bn | ||
| 462 | USD 1.87m | USD 202.59k | Piotruś Pansp. z o.o. | USD 92.00m | ||
| 430 | USD 10.42m | USD 548.87k | Polskie Zakłady Lotniczesp. z o.o. | USD 481.13m | ||
| 376 | USD 4.69m | USD 525.10k | Merkury Marketsp. z o.o. + limited partnership | USD 311.33m | ||
| 329 | USD 12.43m | USD 342.05k | USD 1.06bn | |||
| 308 | USD 6.03m | USD 471.12k | USD 746.98m | |||
| 255 | USD 3.55m | USD 257.66k | USD 373.40m | |||
| 240 | USD 3.51m | USD 226.14k | O-I PolandS.A. | USD 269.20m | ||
| 173 | USD 4.55m | USD 786.80k | Orion Engineered Carbonssp. z o.o. | USD 84.06m | ||
| 172 | USD 4.89m | USD 300.99k | Chefs Culinarsp. z o.o. | USD 218.03m | ||
| 154 | USD 4.96m | USD 335.22k | GT Group Tomaszeksp. z o.o. | USD 357.70m | ||
| 40 | USD 4.64m | USD 286.26k | Fibrainsp. z o.o. | USD 92.18m |