The probe - led by Simon Collins, a former UK chairman and senior partner at KPMG - was launched in the wake of longstanding boss Mr Rolet
's move to step down in November after a dispute between Mr Brydon and activist investor TCI Fund Management.
held the LSE's top job for more than eight years, during which time the LSE has seen its stock market value soar from PS800million to nearly PS14billion amid a string of acquisitions.
At the start of its campaign, TCI had also been calling for the LSE to retain Mr Rolet
in his position as CEO until at least 2021, but those hopes were scuppered after the chief stepped down prematurely at the end of November.
was said to be a "passionate, opinionated person," who usually ended up getting his own way on business matters.
TCI Fund Management, which has more than 5 percent stake in the exchange, said Rolet
's departure would damage shareholder value.
The project has been driven by Xavier Rolet
, chief executive officer of the LSEG.
, London Stock Exchange Group chief executive, said: "As the European Commission's pioneering Capital Markets Union work confirms, to truly unleash the potential of high growth firms, they need access to finance and financial knowledge, which LSEG is committed to delivering through ELITE."
, Chief Executive, London Stock Exchange Group said: "High growth SMEs are the driving force behind the UK economy, developing the skills, jobs and growth we need.
, CEO of LSEG, is joined by Naguib Sawiris, CEO of Egyptian conglomerate Orascom; ABC Orjiako, Chairman, of Nigerian oil producer Seplat; Kola Karim, CEO of Nigerian energy & infrastructure company Shoreline Group; Brahim Benjelloun, General Manager of bank BMCE Morocco; and Ashish Thakkar, Founder & Chairman, of the Mara Group.
, chief executive of London Stock Exchange Group, claimed that it would help create "a leading global market" business".
, chief executive of London Stock Exchange Group, said: "We are creating an industry-defining combination which will be a leading global market infrastructure business."
Also, LSE chief executive Xavier Rolet
will step down from his role as LSE chief executive, but will remain for about a year to advise on the transition.