Ralf Küng

Part of EFG International AG, Rentenanstalt Swiss Life is a financial and retirement solutions company based in Zurich, Switzerland. Swiss Life offers comprehensive financial and retirement solutions to over 1.3 million people in Switzerland. The company's services include Swiss Life Dynamic Elements Junior Plan, which provides an optimal mix of security and return for building a start-up capital for children, and Swiss Life SimplyCare, which offers a basic insurance plan as well as outpatient and inpatient care options that can be easily adjusted to meet changing needs.

Steiner AG provides construction, real estate development, consulting, project management, engineering, facility and property management services. The company was founded in 1915 and is headquartered in Zurich, Switzerland.

Losinger Construction AG constructs single family homes and other buildings. The company was founded in 1917 and is headquartered in Koniz, Switzerland.

Raiffeisen Schweiz Genossenschaft (Raiffeisen Schweiz) is an independent asset management firm headquartered in St. Gallen, Switzerland. Founded in 1899, Raiffeisen Schweiz provides investment advice and manages funds for Swiss citizens.

Comptoir Immobilier SA provides property rental and leasing services. The private company is based in Geneva, Switzerland and has subsidiaries in Switzerland.

Sto AG supplies and markets construction materials and accessories. The firm specializes in the production and distribution of paints, stuccos or renders, insulation systems, floor coatings, facade insulation systems, decorative internal coatings, acoustic systems, and concrete restoration materials. It designs solutions for both interior and exterior applications. The company was founded in 1972 and is headquartered in Niederglatt, Switzerland.

Raiffeisenbank Schwarzwasser Genossenschaft provides commercial banking services. Its services include savings, the mortgage and lending business, the settlement of payment transactions, the indifferent business, and securities business. The company was founded in 1945 and is headquartered in Schwarzenburg, Switzerland.

IGS-Ingenieurgesellschaft Hayenga-Hoyer/Wittkugel mbH is a German company that specializes in wastewater treatment, sewage sludge imposition, sewer cadastral system engineering, and traffic facilities. The private company is based in Bahrenfleth, Germany. The company offers services such as waste water treatment, sewage sludge waste discharge, sewer cadastral, and 3D-representations. The company was founded in 1985 by Jens-Reiner Wittkugel and Klaas Hayenga-Hoyer, and the current CEOs are Olaf Engelbrecht, Martin Müssig, and Piet Hoyer.