In a statement, the club said: "The Jordan Associates team will now turn its attention to negotiating a full and sustainable return for London Irish to competitive rugby, hand-in-hand with London Irish’s supporter base.
The Dubliner - former team owner of Jordan Grand Prix that gave Michael Schumacher his Formula One debut - is chairman of Jordan Associates.
Consortium Strangford Ellis Ltd, managed by Jordan Associates, has agreed a deal to buy London Irish out of administration.
FORMULA One legend Eddie Jordan touchingly apologised on live radio after revealing he's "not himself" following a dose of cancer treatment.
Jordan revealed that he is battling an "aggressive" form of prostate and bladder cancer, which spread to his spine and pelvis, late last year.