Keynote SIGOS provides independent testing and monitoring of your networks content, applications and services over real devices across multiple mobile, fixed and VOIP networks around the world.

SIGOS was founded in 1989 and developed rapidly into a successful and internationally operating company with a worldwide coverage of over 100 countries. Combining international know-how and valuable acquisitions, SIGOS became Keynote SIGOS in April 2006.

Since foundation, the company has acquired as its customers all German, most European and many international mobile phone network operators, as well as numerous other top tier companies all over the world.

With the increasing number of customers on all continents during the last months Keynote SIGOS confirmed its global market leadership. As specialists in testing telecommunication networks, services and components, Keynote SIGOS offers its unique automatic test equipment and highly sophisticated consulting services.

For more information please visit www.keynote-sigos.com