[1] His clients have included U2, The Police, Peter Gabriel, David Bowie, The Stone Roses,[2] Bob Marley, Depeche Mode, Massive Attack, New Order,[3] Bryan Adams, Dave Matthews, The Carpenters, Matchbox Twenty, Pixies, Take That and many more.
One of Michaelides's first projects when returning to Island was developing the newly signed U2 beginning with their debut album Boy through the multi-platinum release The Unforgettable Fire.
Tony then forged a long-standing relationship with BMG, enjoying their one of their most successful periods ever with Annie Lennox, Whitney Houston, Take That, Natalie Imbruglia, Westlife, and Puff Daddy.
Throughout the show, Michaelides helped to launch careers for bands like The Stone Roses,[11] Happy Mondays, Simply Red, James and R.E.M.
He conducted interviews with artists regularly and was arguably one of the first to introduce the now familiar Acoustic Set to UK radio in 1985.
In 1997, Michaelides was asked to be publicist for David Bowie’s Earthling Tour, responsible for press, radio, and television.
The following year TMP worked closely with Lippman Entertainment, one of the world’s most successful management companies, to launch Matchbox Twenty in the UK.
Around 2000, Michaelides became a consultant for the Manchester Business Consortium, a member of the Brits Voting Academy and a provided expert advice to the Music Managers Forum's master classes.
He continued mentoring sessions in the UK as well as Canada's North by Northwest festival until deciding to move to the United States in 2004.