In the 1990s, Hartnett and his company USA Global Link were the first to allow global phone-to-phone dialing via the Internet. By 1999, the company's revenue had reached $589 million. When global 800 phone numbers were introduced, USA Global Link purchased more of them than any other party in the world. Hartnett also established another company called Global Online India and become a well-known entrepreneur who received recognition from numerous publications and awards.<ref name="dnjournal"></ref> | In the 1990s, Hartnett and his company USA Global Link were the first to allow global phone-to-phone dialing via the Internet. By 1999, the company's revenue had reached $589 million. When global 800 phone numbers were introduced, USA Global Link purchased more of them than any other party in the world. Hartnett also established another company called Global Online India and become a well-known entrepreneur who received recognition from numerous publications and awards.<ref name="dnjournal"></ref> |