SUMMIT AVIATION ADDS SIKORSKY S-76D™ TO ITS LIST OF AUTHORIZATIONS

MIDDLETOWN, Del., July 26, 2016 – Summit Aviation, a Greenwich AeroGroup company,
announced today that Sikorsky, A Lockheed Martin Company has named it as an Authorized
Customer Support Service Center for the new Sikorsky S-76D™ helicopter.

The authorization includes complete aftermarket support for scheduled maintenance and related
services, including full maintenance management, inspections and spare-parts procurement.

“We have a long-standing relationship with Sikorsky,” said Summit Aviation’s Vice President and
General Manager Ralph Kunz. “We are pleased that Sikorsky has once again entrusted our
factory trained technicians and facility to support Sikorsky operators.”

According to Sikorsky, the S-76D is the quietest helicopter in its class and is equipped with the
latest safety, reliability and efficiency technologies.
Summit Aviation is also an Authorized Service Center for Sikorsky’s S-76 Legacy helicopters.

About Summit Aviation

Located in Middletown, Delaware, the company offers aircraft and engine maintenance and modification services on Bell, Eurocopter, Sikorsky, Boeing and MD helicopters as well as on Pilatus, Cessna, Beechcraft King Airs, Beechjets and other light jet model aircraft. The company also provides engine maintenance and support to its customers that include Pratt & Whitney, Turbomeca, and others. More information available at www.summit-aviation.com.