Onsun Oy is a Finnish company focused on making renewable energy accessible by providing comprehensive solar power solutions. The company manages the entire process for its customers, from initial design and profitability calculation to the professional installation and commissioning of solar panel systems. Onsun emphasizes its domestic expertise, reliability, and commitment to customer satisfaction, aiming to offer a safe and straightforward way for homeowners and businesses to invest in their own energy production and reduce their environmental footprint.

Founded in

Finland