Landslide by Desmond Bagley
A geologist working for a timber company in British Columbia is trying to recover his memory, lost in an accident that nearly killed him. But recovering it could kill him too...
THE MAN WITH NO PAST...
Boyd is a geologist, as resilient as the British Columbia timber country where he works for the powerful Matterson Corporation. But his real name and his youth are mysteries - wiped out by the accident that nearly killed him.
Then Boyd reads a name that opens a door in his memory: the Trinavant family may be a clue to his past. Eagerly, he starts to investigate - and discovers that Bull Matterson and his son will do almost anything to keep the Trinavanats forgotten forever...