E.ON Netz GmbH is one of Europe's largest privately-owned electric transmission network operators. The company's high-performance, high-voltage network has a system length of some 33,500 kilometers and supplies electricity throughout Europe, from Scandinavia in the north to the Alps in the south.

E.ON Netz plans, designs, builds, operates, and maintains transmission networks in the 380, 220, and 110 kV range.