Already battling at least 34 buyers trying to back out of their sales contracts, Extell Development is facing a lawsuit from a Wall Street executive claiming that the Rushmore condominium tried to defraud her of her $1 million-plus deposit refund, and failed to obtain key city approvals. Kelly Coffey, a managing director at JPMorgan Chase, filed suit in New York State Supreme Court Sept. 29, alleging the Upper West Side building’s sponsor missed the Sept. 1, 2008 closing deadline by five months, and then illegally amended the offering plan to deny buyers the right to get a refund. “Instead of offering the plaintiff the right to rescind the agreement, as required by the offering plan, the defendant sponsor’s 16th amendment to the offering plan states that purchasers have no right of rescission related to the first closing,” attorneys Philip Hines and Marc Held wrote in the complaint. [more]