NAVA Inc. has elected Mark Casady to be chairman.
Casady has succeeded Clifford Jack as head of the board at NAVA, Reston, Va., an annuity industry group.
Casady is chairman of LPL Financial Corp., San Diego.
Jack is chief distribution officer at Jackson National Life Insurance Company, Lansing, Mich., a unit of Prudential P.L.C., London.