teleSys Software is a San Mateo boutique telecom firm that has quietly kept the world's phone calls and texts connected since 1997. It builds carrier-grade signaling software - the invisible traffic-control layer that routes 2G, 3G, 4G, and 5G networks - including Diameter Signaling Controllers, SS7/SIGTRAN transfer points, signaling firewalls, and 5G SCPs. Its MACH7 product line runs in 400+ installations across 100+ operators worldwide, serving more than 500 million subscribers through the major Tier 1 carriers.
Bobby Bahl is the founder and CEO of teleSys Software, Inc., a San Mateo-based telecommunications software company he established in 1997. With over 40 years of industry experience, he led the deployment of the first SS7 signaling network in the United States at Sprint and managed the creation of Equal Access, the nation's first long-distance network. Under his leadership, teleSys has grown into a global provider of carrier-grade multi-generation signaling solutions, with 400+ installations serving 100+ operators across 80+ countries supporting more than 1 billion active subscribers.