UniTek Global Services Inc., a contractor for telecommunication companies, filed for bankruptcy with a plan to hand control over to its lenders, Bloomberg News reported yesterday. The Blue Bell, Pa.-based company listed assets of $3.2 million and debt of $186 million in chapter 11 documents filed yesterday. The company announced last month that it had reached an agreement on terms of a restructuring with lenders including affiliates of Littlejohn & Co. and New Mountain Capital. The company will ask to borrow as much as $43 million in debtor-in-possession financing. Apollo Investment Corp. is the administrative agent. The case is In re UniTek Global Services Inc., 14-12471, U.S. Bankruptcy Court, District of Delaware (Wilmington).