PTAT Systems
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Private Trans-Atlantic Telecommunication Systems, (PTAT Systems) was an American telecommunications company.
They filed the Cable Landing License application in September 1984 and together with Cable and Wireless of the United Kingdom, built the first privately financed transatlantic fiber optic cable, PTAT-1. It was turned on in May 1989 and was sold to Sprint Corporation in August 1989. PTAT was able the break up of the international telecom monopoly, which drove international phone rates down.
Ron Coleman was the CEO.[1]