Rudolf Heiniger

IB Langenthal AG provides public utility services. It engages in the design, construction, operation, and maintenance of gas, water, and electricity facilities and distribution networks. The firm also provides telecommunications services. The company was founded on July 5, 2007 and is headquartered in Langenthal, Switzerland.

Bank Oberaargau AG provides banking and financial services to private and corporate clients. Its products and services include loans and mortgages, savings accounts, payment transactions, credit cards, travel money, cash bonds, investment instruments and consulting, electronic banking, pension planning, and corporate succession. The company was founded on July 16, 1876 and is headquartered in Huttwil, Switzerland.

Gasverbund Mittelland AG engages in the transportation and distribution of natural gas. It also constructs and operates high pressure grids with transfer stations. The company is headquartered in Arlesheim, Switzerland.