Gogo AVANCE L5 Certified on a Full Complement of Gulfstream Airframes November 28, 2018 BROOMFIELD, Colo. – Nov. 28, 2018 – Quality inflight connectivity has become one of the most important features for passengers traveling on a business jet today. Gogo Business Aviation’s (NASDAQ: GOGO) AVANCE L5 system is delivering a 4G experience to hundreds of business jets, including a full complement of Gulfstream aircraft models. “We’re so pleased that Gulfstream has chosen to build on our partnership to invest in these STCs for the AVANCE L5 across multiple airframes,” said Sergio Aguirre, president of Gogo Business Aviation. “Gulfstream has a discerning customer base, and the AVANCE L5 system delivers the most robust air-to-ground experience available across North America today. It’s great news that the L5 is now available as an install option.” The Supplemental Type Certificates (STCs) secured include the following Gulfstream airframes: G650/650ER G600 G550/GV/SP G450/GIV/SP G280 Gogo AVANCE is an innovative software-centric approach that combines Gogo’s advanced hardware and software technology to create a fully integrated, aviation-grade inflight connectivity and entertainment platform. The platform enables connected aviation technologies, services and applications like never before. AVANCE L5 connects to the Gogo Biz 4G network delivering faster speeds supporting bandwidth-intensive activities. AVANCE L5 is flying on nearly 500 aircraft today providing a 4G in-cabin connectivity experience that is proven and dependable. The Gulfstream service centers offering AVANCE L5 installations include locations in Savannah and Brunswick, Ga., Westfield, Mass., St. Louis, Mo., Dallas, Texas, Long Beach, Calif., and Appleton, Wis. About Gogo Gogo is the Inflight Internet Company. We are the leading global provider of broadband connectivity products and services for aviation. We design and source innovative network solutions that connect aircraft to the Internet and develop software and platforms that enable customizable solutions for and by our aviation partners. Once connected, we provide industry leading reliability around the world. Our mission is to help aviation go farther by making planes fly smarter, so our aviation partners perform better and their passengers travel happier. You can find Gogo's products and services on thousands of aircraft operated by the leading global commercial airlines and thousands of private aircraft, including those of the largest fractional ownership operators. Gogo is headquartered in Chicago with additional facilities in Broomfield, Colo., and locations across the globe. Connect with us at business.gogoair.com.