In 2002, he left Ernst & Young to become Chief Executive of
Chelsea, where he led the £180 million sale to
Roman Abramovich in 2003.
[4] After the sale, Birch chose not to stay at the club and in October that year was appointed Chief Executive of
Leeds United, overseeing the takeover by a local consortium. He then moved to
Everton in June 2004 to become Chief Executive. Birch was given the task of overhauling the
Merseyside club's finances, but resigned after a disagreement over strategy with the board and major shareholders.
[5]
Since then Birch has been a partner at
Deloitte and Chief Operating Officer of
Sportfive, the largest football rights agency in Europe,[
citation needed] as well as holding other Chief Executive roles at
Derby County and
Sheffield United.
[6]
He returned to the accountancy profession in 2011 and undertook the role of Administrator at financially troubled
Portsmouth. Under his stewardship the club was sold to the Pompey Supporters' Trust, with Birch performing a similar feat as Administrator at
Heart of Midlothian in 2013.[
citation needed] He subsequently undertook an advisory role to the Board at
Bolton Wanderers in late 2015 which finished in March 2016 on the sale of the club.[
citation needed]
He joined the global valuation and corporate finance advisors
Duff & Phelps as a Managing Director in January 2017, having previously led the professional sports group at global advisory firm
BDO International.
[6]
In March 2017 Portsmouth confirmed that they had retained the services of Mr. Birch during a period of negotiations with
Mike Eisner and his investment vehicle
Tornante regarding a takeover of the club.
[7]
He became chairman of
Swansea City on 18 March 2019.
[8]
He became
Director of Football at
Tottenham on 1 September 2020.
[9]