Kay Zerlin

Stadtwerke Solingen GmbH engages in the supply of electricity, gas, and district heating. It also provides transport services. In addition, the firm provides services such as contracting, billing, thermal imaging, and issuance of building energy certificates. The company was founded in 1859 and is headquartered in Solingen, Germany.

Sparkasse Leverkusen provides savings bank services. The company also operates as a credit institution providing services to middle-sized companies and private customers. The firm offers services in the fields of financial investments, securities, retirement provisions, financing, building and loan savings and insurance protection. Sparkasse Leverkusen was founded in 1844 and is headquartered in Leverkusen, Germany.

Städtisches Klinikum Solingen gGmbH is a non-profit company based in Solingen, DE. Städtisches Klinikum Solingen gGmbH operates hospitals and interdisciplinary centers. The German company was founded in 1863 and is currently led by CEOs Thomas Standl and Matthias Dargel.