Ole-Jacob Siljan

Praxair Norge AS provides food to the world's population and delivers industrial products and solutions. The firm sell mineral fertilizers that are specifically adapted to the Norwegian soil, climate, and growth. The company was founded in 1905 and is headquartered in Oslo, Norway.

Norsk Aller AS provides publishing services. It conducts business through its subsidiaries including Allers Familie-Journal AS, Hor Forlaget AS, Aller Trykk AS, Aller Internett AS, Aller spesial media AS, Moox AS, HS Media AS, Eurofoto AS, and Capella Media AS. The company was founded in 1989 and is headquartered in Oslo, Norway.

Aller Media AS engages in mass media activities. It publishes and prints magazines and recipes. The company was founded on September 10, 1897 and is headquartered in Oslo, Norway.

Allerfonden manages and owns shares, and also engages in the voting rights. It aims to provide financial support to the founder's principal and other descendants of magazine publisher. In addition, the firm provides grants for research, inventions, further development or the like in the fields of media and journalism, graphic technology, design, and photography, including education in the specified disciplines. The company was founded by Svend Aller, Carl Erik Aller, and Jørgen Claes Aller in 1981 and is headquartered in Copenhagen, Denmark.