Adrian Oehler

INTEGRA Holding AG (INTEGRA) is an independent private equity firm headquartered in Wallisellen, Switzerland. The firm was founded in 1945 by Adolf Gutzwiller.

Integra India Group Co. Ltd. is engaged in railway control systems, intelligence transport systems, time solution systems and contract manufacturing. In Railway Control Systems, the company manufactures metal to metal relays, domino panels and prewired groups for the rail safety systems for the Indian Railways. Intelligent Transport Systems offer a wide range of passenger information solutions like GPS based TFT and LED destination displays for buses, on board computers, voice announcements systems, surveillance cameras, automatic ticketing, passenger counting and multiplexing for bus manufacturers, coach builders, state transports, airport authorities etc. In Time Solution Systems, it offers a versatile range of GPS controlled master clocks, analogue or digital slave clocks, time synchronising servers and office automation solutions. The company was founded on March 20, 1987 and is headquartered in Vadodara, India.

Part of INTEGRA Holding AG, INTEGRA Metering AG is a Swiss company that manufactures and distributes measurement systems for water supply, thermal energy, and industrial liquid markets worldwide. The company is based in Therwil, Switzerland.

Integra Biosciences AG manufactures and distributes laboratory equipment. Its products include manual, electronic pipettes, micro plate dispensers, peristaltic pump and aspiration systems. The company is headquartered in Zizers, Switzerland.

Immobiliengesellschaft Fadmatt AG engages in the management and renovation of apartment buildings. It holds properties in Au Wädenswil, Schaffhausen, Urdorf, Winterthur, Oberengstringen, and Thalwil. The company was founded in 1861 and is headquartered in Zurich, Switzerland.

Signal AG engages in the production and distribution of products, systems, and solutions for signaling, information, marking, and traffic control used in public transportation, tourism, and tunnel safety. It also provides services such as consulting, planning, installation, maintenance, and custom production. The company was founded in 1946 and is headquartered in Bueren an der Aare, Switzerland.