 NEW YORK--BUSINESS WIRE--Halper Sadeh LLP, a global investor rights law firm, is investigating whether the sale of ORBCOMM Inc. NASDAQ: ORBC to GI Partners for 11.50 per share is fair to ORBCOMM shareholders. Halper Sadeh encourages ORBCOMM shareholders to click here to learn more about their legal rights and options or contact Daniel Sadeh or Zachary Halper at 212 763-0060 or or The investigation concerns whether ORBCOMM and its board of di 