Chris Collier, 40, battered wife Julia, 35, before smothering her to death at the couple's apartment in Kusadasi, on the Aegean coast of Turkey.
He has now has been jailed for 24 years after a trial in his adopted country, where he ran an estate agent and his wife worked as a lounge singer in hotel bars.
Collier, originally from Rownall, Staffordshire, was a key figure in the Phones4U empire before emigrating to Turkey in the late 1990s.
He was one of the first salesmen tycoon John Caudwell employed when he was setting up his mobile phone business, which he went sold for a staggering £1.46 billion in September 2006.
After Mrs Collier's murder, detectives probed the couple's relationship amid claims her husband 'bought' his bride on the internet, and she had undergone a sex change.
Speaking at the time of his arrest, Mr Caudwell said: 'Chris was one of my first salesman when I was starting out, so I remember him well. He was a good salesman and became a sales manager.
Collier was arrested the day after the death on November 27, 2010.
During his trial, the court heard he had knocked his wife unconscious with a hard object before smothering her.
