
Stora Enso Poland
S.A.Stora Enso Poland is part of the international Stora Enso Group and produces paper and board in Ostrołęka. Its mill makes paper and board products.
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All companies in Ostrołęka in one place. Check revenue, profit and registry data.

Stora Enso Poland is part of the international Stora Enso Group and produces paper and board in Ostrołęka. Its mill makes paper and board products.

Energa Elektrownie Ostrołęka is a power plant in Ostrołęka belonging to the Energa Group, generating electricity and heat and supporting Poland’s national power system in the north-east. It supplies heat to industrial and municipal customers in Ostrołęka, and its boilers primarily use Polish hard coal.

Stora Enso Narew is a Stora Enso group company producing paper and board in Ostrołęka. It makes paper for corrugated board and packaging made from paper and board.
3,295 active businesses operate in Ostrołęka, ranking Ostrołęka #95 among Polish cities. The KRS register lists 681 entities here (companies, foundations and associations) and CEIDG lists 2,614 sole traders. Since the start of 2026, 191 new businesses have been registered in Ostrołęka. The most common industries are real estate activities, land transport and transport via pipelines and specialised construction activities.
| Industry | Companies | Share | Vs Poland |
|---|---|---|---|
| Real estate activities | 57 | 15.2% | 1.8× |
| Land transport and transport via pipelines | 37 | 9.9% | 1.5× |
| Specialised construction activities | 31 | 8.3% | 1.3× |
| Wholesale trade | 28 | 7.5% | 0.6× |
| Human health activities | 26 | 6.9% | 2.3× |
| Retail trade | 24 | 6.4% | 1.0× |
| Electricity, gas, steam and air conditioning supply | 11 | 2.9% | 0.9× |
| Architectural and engineering activities; technical testing and analysis | 10 | 2.7% | 1.8× |
| Education | 10 | 2.7% | 1.1× |
| Legal and accounting activities; tax consultancy | 10 | 2.7% | 1.2× |
| Civil engineering | 10 | 2.7% | 1.5× |
| Manufacture of food products | 9 | 2.4% | 1.3× |
| Company | Revenue a year earlier | Revenue | Growth |
|---|---|---|---|
| USD 1.44m | USD 3.86m | +168% | |
Terra Amicasp. z o.o. + limited partnership | USD 1.48m | USD 3.86m | +160% |
Elektro-Energetykasp. z o.o. | USD 2.18m | USD 4.95m | +127% |
Jfarmsp. z o.o. | USD 4.07m | USD 5.58m | +37% |
Jfarm Gręda i Synsp. j. | USD 2.39m | USD 3.13m | +31% |
Capital ServiceS.A. | USD 43.89m | USD 56.58m | +29% |
EKO Energetyka I Ciepłownictwosp. z o.o. | USD 10.75m | USD 13.73m | +28% |
| USD 318.93m | USD 374.22m | +17% | |
| USD 9.35m | USD 10.79m | +15% | |
| USD 9.66m | USD 10.91m | +13% |
| Company | Revenue | Contracts won |
|---|---|---|
RDFsp. z o.o. | USD 35.57m | 79 |
Benzolsp. z o.o. | USD 58.84m | 38 |
Kwant Hurtownie Elektrycznesp. z o.o. | USD 144.74m | 28 |
Terra Amicasp. z o.o. + limited partnership | USD 3.86m | 25 |
| USD 2.55m | 19 | |
Elektrotermexsp. z o.o. | USD 14.57m | 15 |
EKO Energetyka I Ciepłownictwosp. z o.o. | USD 13.73m | 10 |
Mserwis24sp. z o.o. | USD 3.98m | 10 |
Elektro-Energetykasp. z o.o. | USD 4.95m | 8 |
Postępsp. z o.o. | USD 565.05k | 8 |
| Company | Revenue | EU funding |
|---|---|---|
| USD 89.94m | USD 8.59m | |
OMISS.A. | USD 30.77m | USD 2.12m |
MKW Sucheckisp. z o.o. | USD 26.49m | USD 66.42k |
| USD 10.79m | USD 57.42k | |
| USD 6.82m | USD 1.32m | |
Terra Amicasp. z o.o. + limited partnership | USD 3.86m | USD 80.75k |
Spółdzielnia Socjalna ValidusCooperative | USD 1.42m | USD 427.81k |
| 56,967 | USD 7.88m | USD 236.35k | Totalizator Sportowysp. z o.o. | USD 22.46bn | ||
| 1,248 | USD 5.76m | USD 300.46k | USD 1.55bn | |||
| 779 | USD 7.36m | USD 217.90k | Auchan Polskasp. z o.o. | USD 2.77bn | ||
| 736 | USD 102.75m | USD 299.96k | OrlenS.A. | USD 69.28bn | ||
| 673 | USD 495.46k | USD 291.76k | JP Warszawasp. z o.o. | USD 13.00m | ||
| 670 | USD 4.79m | USD 158.57k | Strabagsp. z o.o. | USD 1.53bn | ||
| 457 | USD 7.88m | USD 353.09k | Stadler Polskasp. z o.o. | USD 611.07m | ||
| 410 | USD 4.43m | USD 238.63k | Cygan Autosp. z o.o. | USD 460.79m | ||
| 319 | USD 2.55m | USD 190.41k | Tesla Polandsp. z o.o. | USD 258.48m | ||
| 298 | USD 6.47m | USD 314.80k | USD 436.38m | |||
| 296 | USD 7.42m | USD 376.76k | Tech Routesp. z o.o. | USD 318.71m | ||
| 296 | USD 2.47m | USD 293.84k | VET Planetsp. z o.o. | USD 56.72m |