General Electric Co.'s leasing unit announced it is acquiring Milestone Aviation Group for $1.78 billion. Milestone has a fleet of helicopters worth $2.8 billion and has placed orders worth $3 billion. Richard Santulli founder of NetJets Inc. is one of the co-founders of Milestone. GE Capital Cheif Executive Keith Sherin said, "The addition of Milestone will deepen our domain expertise in aviation and oil and gas, two critical GE industries." .