Alan J. Dabbiere — a tech millionaire with a low profile and deep pockets — arrived here in 2006 with no job and few local contacts, fresh from two years living with his wife and the first of his four children on his 115-foot Italian yacht. Since then, his mobile management company, Airwatch, which barely existed four years ago, has gone on to remarkable success in commercial industry and the public sector. In his private life, Dabbiere joined the boards of the Potomac School and the Inova Health Foundation. And after plunking down $8.2 million, he became the steward of Hickory Hill, the Georgian estate in McLean, Va., where Kennedy … Continue reading Annie Gowen