TelephoNET (pronounced /təˈlɛfənet/ or tel-LEH-fuh-net) is a portmanteau combining the words telephony and Internet.

TelephoNET Corp was formed in April 1996 in Maryland, USA by co-founders Greg Ottensmeyer (President) and David Wielech (CTO) when they established the business as an Internet Service Provider. Over the years, the company expanded and diversified its product and services portfolio to serve the growing needs of its customers.

Today, TelephoNET provides world-class telecommunications solutions for businesses, academic institutions and government agencies. Our partnerships with top carriers and manufacturers coupled with technical knowledge and practical field experience permit us to provide turn-key voice systems and unparalleled support services for our customers.