Guillaume Klein is Executive Vice President of Product Strategy at iBASIS, where he leads the company’s product vision across roaming, messaging, IoT, and voice. With over 25 years of experience in the global telecommunications industry, he brings deep expertise in developing wholesale and enterprise solutions across multiple geographies.He joined iBASIS in 2021 to drive the growth of its product portfolio.  

Prior to this, Guillaume held global leadership roles at Tata Communications, where he contributed to the company’s international expansion for more than a decade.