Sean Martin Howard is an Australian entrepreneur, founder of OzEmail, at one time Australia's largest Internet company.
In the 1980s Howard founded Australian Personal Computer, Australia's top-selling computer magazine. He also developed the Microtex 666 service that ran on the Viatel system. In 1988 he became an original investor in ISYS Search Software, one of the pioneer search engine products. In 1992 he sold his Computer Publications business, including Microtex, to Australian Consolidated Press. Howard founded the pioneering public email service Oz-E-Mail. In 1994 businessmen Malcolm Turnbull and Trevor Kennedy invested and the business was relaunched as internet service provider OzEmail. In 1996 OzEmail was listed on the Nasdaq stock exchange. In 1997 OzEmail Phone was launched and in 1998 the company was listed on the Australian Stock Exchange.[3]
In December 1998 American telco WorldCom took a 14.9% stake in OzEmail and in March 1999 WorldCom completed the acquisition for a total of $520 million.[4]