By Charlie Conchie An executive parachuted in to oversee the sale of the Telegraph, dubbed the “Harrison Ford of restructuring”, has found himself embroiled in a bitter legal battle between a FTSE 100 private equity firm and one of its portfolio companies, City A.M. can reveal. Stephen Welch, who was appointed as an independent director at the Telegraph and Spectator to shepherd it through its high-profile sale process, is now named as a defendant in legal proceedings between FTSE 100 investor ICG and Irish software ‘unicorn’ Workhuman. ICG and Workhuman are locked in two separate disputes in …