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Christine DeYoung founded Jet RVSM Services, LLC in 2006 after recognizing an industry-wide need for specialized assistance in obtaining RVSM operational approval from the FAA. John Clark initially focused on business development and internal systems but since 2010 has been Jet RVSM’s Chief Counsel specializing in the intersection of special areas of operation approvals and Part 91 operational control compliance. For more than a decade, Jet RVSM has been helping domestic and international operators with FAA authorization for flight in “Special Areas of Operation” (SAO). SAO airspace includes RVSM, NAT HLA (MNPS), RNP-10/RNP-4, and B-RNAV/P-RNAV. Jet RVSM also handles MMEL authorizations, complete an RVSM height monitoring flight on your aircraft or prepare Safety Management System manuals. With FAA NextGen and international equipment deadlines approaching, Jet RVSM has been assisting operators with approvals for ADS-B OUT and CPDLC (FANS 1/A and ATN B1).   Jet RVSM has worked closely with every FAA FSDO and IFO in the country while preparing over 3,000 manuals for aircraft in all size categories from all major OEMs including, Boeing, Cessna, Honda, Eclipse, Embraer, Falcon, Gulfstream, Hawker/Beechcraft, Learjet, Socata and Pilatus.

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Founder & President

Christine DeYoung earned a BA degree in English at the University of California, Davis prior to starting her aviation career with Cessna Aircraft’s Sacramento Citation Service Center in 2003. In 2004 she joined Cessna Aircraft’s newly formed RVSM Services Department in Wichita, KS. In her role as a Customer Support Engineer, she assisted hundreds of Citation operators in obtaining RVSM operational approval in anticipation of the January 2005 implementation by the FAA of RVSM airspace in the US. She also performed numerous GMU (GPS Monitoring Unit) height monitoring flights across the US. Christy earned her private pilot’s license and instrument rating through the Cessna Employee Flying Club in 2004.
Since starting Jet RVSM Services in 2006, Christy has traveled around the world completing GMU flights as an authorized CSSI, Inc contractor. She has also worked directly with numerous OEMs in developing RVSM and other special areas of operation approvals for their demo and leaseback fleet.


COO/Chief Counsel

John Clark earned a BA degree in Economics from the University of California, Davis before attending University of California, Hastings College of Law. For fifteen years after admission to the California State Bar Association, John focused on startup-up business development in Silicon Valley. In 2001 he was hired by 3M Company as the Western U.S. account manager of aerospace and business applications for specialty optical components. In 2004 John transferred to 3M Aerospace, Wichita Kansas, as an account executive responsible for OEM aircraft manufacturing business development, technical specifications and contract negotiations. Since 2009 John has worked full-time in his role as Chief Operating Officer and Chief Counsel for Jet RVSM Services. John’s primary area of expertise is Part 91 FAA authorizations and operational control.

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Director of Customer Experience