Orkuveita Reykjavíkur (OR; Reykjavík Energy) provides electricity, geothermal water, cold water, carbon storage and a state-of-the-art fibre optic network through four subsidiaries: Veitur, ON Power, Carbfix and Reykjavik Fibre Network. Veitur is a multi-utility company and Iceland's largest.  Its services extend to 20 communities, covering 67% of the Icelandic population. ON Power is a leading energy company in Iceland that owns and operates the largest geothermal power plant in the world. ON Power supplies homes, businesses and industrial clients with 100% pure, green and renewable energy at highly competitive prices. Carbfix provides a natural and permanent storage solution by turning CO₂ into stone underground. The company’s mission is to be a key instrument to tackle the climate crisis and substantially reduce global CO₂ emissions. Reykjavik Fibre Network is a communications firm that installs and operates a state-of-the-art fibre optic network connecting homes and businesses in its expanding service area. Every home in Iceland's capital, Reykjavik, is connected to the fibre.