Rasol Oy

Rasol Oy

Sipoo, Finland

SolarEnergy StorageOtherPrivate company
Founded 201911-50 employees
Profile last updated: March 26, 2026

About

Founded in 2019, Rasol Oy is a private company headquartered in Sipoo, Finland with approximately 11-50 employees specializing in Solar, Energy Storage, Other.

Rasol Oy is a Finnish renewable energy specialist that designs, supplies, and installs solar PV systems, intelligent battery storage solutions, and air-to-air heat pumps across Finland. The company operates on a turnkey basis, providing services from initial site assessment through system commissioning. They offer solar panels primarily from Leapton Solar with capacities ranging from 4 to 14+ kWp, hybrid inverters from Solix, and intelligent Sunplussa battery systems with AI-based energy optimization and reserve market participation capabilities. Rasol also provides maintenance and inspection services through their Aurinkoturva program. The company serves residential customers, multi-family buildings, farms, and commercial enterprises across Finland.

Headquarters

Sipoo, Finland

Founded

2019

Employees

11-50

Company type

Private company

Focus areas

solar PVbattery storagerenewable energyheat pumpssmart energy managementturnkey solutionsenergy efficiencyreserve marketSunplussaFinland

Products & services

Business models

B2BB2CEPC

Value chain

EngineeringProcurementConstructionO&MConsulting

Service areas (4)

  • Solar PV Installation and Engineering

    Design, engineering, and turnkey installation of solar photovoltaic systems for residential, commercial, and industrial applications

  • Battery Storage and Smart Energy Management

    Supply and installation of intelligent battery storage systems with AI-powered optimization for load management and reserve market participation

  • Heat Pump Solutions

    Supply and installation of air-to-air heat pumps for heating and cooling applications

  • System Maintenance and Inspection

    Comprehensive inspection and maintenance services for solar PV systems through Aurinkoturva program

Locations

Headquarters

Hiekkamäentie 25, 01150, Sipoo, Finland

Service regions

Finland

Projects

8

SATO Oyj Solar Installation

Under ConstructionRooftop solar PV

Supply and installation of solar PV systems to 60 SATO properties

Completed: 2025-12-31Client: SATO Oyj

Haminan Energia Solar System

OperationalRooftop solar PV

43 kWp solar system for office building producing majority of annual electricity consumption

0.043 MW capacityFinlandCompleted: 2021-12-31Client: Haminan Energia Oy

Avia Real Estate Solar Installation

OperationalRooftop solar PV

Over 300 kWp solar system with over 700 solar panels installed on flat roof with power optimizers at Helsinki-Vantaa Airport area

0.3 MW capacityHelsinki, FinlandCompleted: 2023-12-31Client: Avia Real Estate Oy

Hirsala Golf Solar System

OperationalRooftop solar PV

Over 300 solar panels installed producing majority of electricity from 100% renewable energy

FinlandCompleted: 2023-12-31Client: Hirsala Golf

Tapiola Golf Centre Solar System

OperationalRooftop solar PV

Solar PV system reducing carbon footprint for golf centre operations

FinlandClient: Tapiola Golf Centre

Sipoo Large-Scale Solar Installation

OperationalRooftop solar PV with battery storage

40 kWp solar PV system with 100 kW battery storage

0.04 MW capacitySipoo, Finland

Vantaa Churches Solar Installation

OperationalRooftop solar PV

Over 300 kWp solar systems installed across 60 church and parish buildings

0.3 MW capacityVantaa, FinlandCompleted: 2024-12-31Client: Vantaa churches and parishes

Farm Solar System in Sipoo

OperationalRooftop solar PV

Solar PV system for dairy farm producing majority of summer consumption from renewable energy

Sipoo, FinlandCompleted: 2020-12-31

Credentials & affiliations

Partnerships

SATO Oyj, Leapton Solar, Solix, Mitsubishi, Bosch, Panasonic, Midea, Moisolar

People

Management & team (5)

+ 1 more

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