Michael Ringier

Ringier AG engages in publication activities. Its portfolio consists of newspaper, magazines, eMagazines and ePapers, websites, mobile, marketplaces, e-commerce, venturing, events, television, radio, online marketing, and business services. The company was founded by Johann Rudolf Ringier in 1833 and is headquartered in Zurich, Switzerland.

Le Temps SA provides newspaper publishing services. It is a French-speaking Switzerland's selling newspaper. It is a formal broadsheet that covers the whole of Switzerland. The newspaper is published in Geneva and has editorial offices in Geneva, Lausanne, Berne and Zurich. The company was founded in March 1998 and is headquartered in Lausanne, Switzerland.

Cameron Services AG produces natural and nature-identical biodegradable ingredients like citric acids and salts. It specializes in citric acid, xanthan gum, gluconates specialties, special salts and sweeteners for the food, beverage, pharmaceutical and cosmetic industries, as well as for various other industrial applications. The company was founded in 1867 by Ignatz Lederer and is headquartered in Basel, Switzerland.

Jungbunzlauer Holding AG operates a holding company with interest in biodegradable ingredients such as citric acids and salts. It operates through its subsidiary Jungbunzlauer AG. The company was founded on December 17, 1970 and is headquartered in Chur, Switzerland.

Ringier Holding AG invests in companies from the publishing, multimedia entertainment, and information technology sectors. The company was founded by Johann Rudolf Ringier in 1833 and is headquartered in Zofingen, Switzerland.