Hansjörg Wyss

Grand Canyon Trust operates as a non-profit organization. It focuses on Grand Canyon and Colorado Plateau conservation and environmental advocacy. The company was founded in 1985 and is headquartered in Flagstaff, AZ.

The Wilderness Society operates as a land conservation organization that is dedicated to protecting natural areas and federal public lands. The company was founded by Robert Sterling Yard, Robert Marshall, Harvey Broome, Harold C. Anderson, Ernest Carl Oberholtzer, Bernard Frank, Benton MacKaye and Aldo Leopold in 1935 and is headquartered in Washington, DC.

Halter Winery LLC is a wine estate located in Paso Robles, CA, with additional locations in Temecula and soon Fredericksburg. The estate is dedicated to land, art, and legendary terroir, and is a haven for the natural world to flourish. Halter Ranch is comprised of 2,700 acres of land, with 200 acres of organic wine grapes, 10 acres of organic walnuts, and 17 acres of organic olives, all reflecting the commitment to sustainable methods and environmental stewardship. The estate was founded in 2000 by Hansjörg Wyss, who has been the CEO since then.

Blueco 22 Midco Ltd. is a British company that provides property investment services. The private company is based in London, UK. The company was founded in 2022.

Wyss Foundation engages in the assistance of local communities, land trusts, and non-profit partners conserve acres of land in the American West for future generations. It invests in programs and initiatives that expand economic opportunity and help more Americans enter the middle class. The company was founded by Hansjoerg Wyss in 1998 and is headquartered in Washington, DC.

Synthes USA LP used to manufacture medical devices. The company was founded by Hansjörg Wyss in 1974 and is headquartered in West Chester, PA.

Monsanto Europe SA manufactures fertilizers and seeds. The company also offers biotechnology products. The firm is headquartered in Antwerp, Belgium.

Synthes, Inc. engages in the development, production, and marketing of instruments, implants, as well as biomaterials for surgical fixation, correction, and regeneration of the human skeleton and its soft tissues. The company was founded in 1999 and is headquartered in Solothurn, Switzerland.