Helios AG

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The Helios AG für elektrisches Licht und Telegraphenanlagenbau was a German electrical engineering company. Founded in 1882, it existed until its liquidation in 1930. The company was based in the town of Ehrenfeld, which was incorporated into Cologne in 1888.^[1] The company is presently best known for the Heliosturm, a lighthouse on the former site of the factory that was constructed for test and research purposes.^[2] Today, the area is used by gastronomy and craft businesses.^[3]