Two men have pleaded guilty to stealing copper cables worth over €2,300 from Elbros Construction.
Mario Zammit, 26, and Brian Fenech, 38, both of Żabbar pleaded guilty to the theft on February 22 and the weeks before.
Magistrate Neville Camilleri jailed Mr Zammit for four years and issued a recommendation to the prison director to place him in a rehabilitation programme.
Mr Fenech was given a three-year probation order.
Ronald Azzopardi, 25, and Gary Mifsud, 28, also from Żabbar, denied the same charges. They were remanded in custody.