[3][4] In World War II he served as a private in the New Zealand 24th Battalion in the Mediterranean campaigns and was taken prisoner.
[5] He continued to play for Waikato after the war, captaining them when they regained the Hawke Cup for the first time since 1940 in the last match of the 1950–51 season.
Everest was one of the four members of the Northern Districts team for the first game who had previously played for Auckland (the others were Bernard Graham, Allen Lissette and Eric Petrie).
[12] Everest was one of the leading batsmen of the 1956-57 Plunket Shield season, with 376 runs at an average of 41.77, with one century and three fifties.
His Wisden obituary noted that at the time of his brief and late first-class career there were "complaints that his ability and powers of concentration should have won him consideration for a Test place long before".