Based in the town of Holzgerlingen near Stuttgart, Germany, QEST Quantum Electronic Systems GmbH is a worldwide market leader in the research and development of innovative technologies and broadband antennas, with primary focus on civilian aviation. Founded in 2001 by three scientists at the University of Tübingen, the rapidly growing company has become a leader in the in-flight entertainment and connectivity industry in recent years. As important business partners to the connectivity industry, QEST builds powerful high-end broadband antennas that allow passengers to stay connected with the world during their flights, by using modern entertainment systems and accessing online services and e-mails.

QEST is a subsidiary of the DRÄXLMAIER Group, a strong global supplier for the automotive industry.