He spent a great number of years as an educator in Italy until 30 May 1847, when he was chosen Provincial of the Maltese Augustinian Province.

He is also considered as the founder of the college for boys at the Valletta convent which opened on 23 September 1848.

On 25 September 1857 Pace Forno was appointed as the Coadjutor Bishop of Malta to assist Archbishop Sant.

Just two months later he succeeded as the Bishop of Malta with the titular title of Archbishop of Rhodes.

[3] Archbishop Gaetano Pace Forno is mostly remembered in Ħamrun as the founder of the name of the parish in the same village.