Rockfin

Rockfin

ROCKFIN S.A.

Małkowo, Poland

HydrogenSolarWindGeothermalBiogasHydroOther
Founded 19911001-5000 employees
Profile last updated: October 6, 2026

About

Founded in 1991, Rockfin is a renewable energy company headquartered in Małkowo, Poland with approximately 1001-5000 employees specializing in Hydrogen, Solar, Wind.

Rockfin is a Polish engineering and manufacturing company founded in 1991 that designs, manufactures, integrates and services auxiliary systems and technical solutions for the energy industry. Its offering spans nuclear energy, oil and gas, conventional and distributed power, hydrogen (via the Rockfin HyVentive division, including electrolyzers and hydrogen refuelling stations), and renewable energy generation solutions. The company also supplies defence-sector systems, industrial components such as tanks, valves and filtration equipment, and maintenance services.

Headquarters

Małkowo, Poland

Founded

1991

Employees

1001-5000

Focus areas

auxiliary systemsnuclear energyhydrogenelectrolyzersrenewable energyoil and gasdefenceindustrial componentsenergy transitionservice and maintenance

Products & services

Business models

B2B

Value chain

ManufacturingEngineeringConsultingO&M

Service areas (1)

  • Global

    Supplier of auxiliary systems, technical solutions and services for the energy industry across nuclear, oil and gas, conventional, hydrogen and renewable energy sectors.

Locations

Headquarters

Pałacowa 9, 83-330, Małkowo, Poland

Operating locations (8)

  • Budowlanych 68C, Gdańsk, Poland
  • Podmiejska 4, Bydgoszcz, Poland
  • Fryderyka Chopina 54, Gorlice, Poland
  • Nowina 32a, Elbląg, Poland
  • Stoczniowa 2, Elbląg, Poland
  • Mühlegasse 18, Baar, Switzerland
  • Via Chambéry 93/107/V, Turin, Italy
  • Excelsior Drive 8040, Madison, Wisconsin, United States

Projects

4

Bouchain CCGT Power Plant

Combined cycle gas turbine power plant

Combined cycle gas turbine power plant in the Nord region, recognised by a Guinness World Record for efficiency; Rockfin supplied auxiliary systems.

France

Woodfibre LNG Project

LNG facility auxiliary systems

Rockfin's involvement in an LNG project near Squamish, British Columbia.

Canada

Akkuyu Nuclear Power Plant

Nuclear power plant auxiliary systems

Four-unit nuclear power plant with 1,200 MW per unit; Rockfin supplied systems.

Turkey

HyVentive Electrolyzer Demonstration Unit

PEM electrolyzer

Demonstration green hydrogen electrolyzer unit located at Rockfin's headquarters in Małkowo.

Małkowo, Poland

Credentials & affiliations

Certifications

ISO 9001

ISO 14001

ISO 45001

ASME U-STAMP

EN1090

PN-EN ISO 3834-2

PN-EN ISO 17025 Accreditation for Non-Destructive Testing Laboratory

Partnerships

Zamil Rockfin Saudi (joint venture with Al Zamil Heavy Industries), Elogen, Wojskowe Zakłady Łączności Nr 1 S.A., Wojskowe Zakłady Elektroniczne

People

Management & team (1)

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