[1] During his university years, Rocca volunteered with the Jesuit Refugee Service, then with Caritas, and finally with the Piccola Casa della Divina Provvidenza in Cottolengo.

[1] From 1996 to 2004, Rocca was president and Commissioner of the Public Institute of Assistance and Charity (IPAB) "Santa Maria in Aquiro".

[1][2] In 2003, Francesco Storace, President of Lazio, appointed Rocca as General Director and Extraordinary Commissioner of the Sant'Andrea Hospital.

[2] In parallel with his work as a lawyer, he continued his commitment to voluntary work through the Ethiopian NGO Hansenian's Ethiopian Welfare Organization of which, for a short time, he was also director general free of charge, and with the Italian Red Cross, adhering to the component of blood donors.

[2] Rocca resigned from his roles in the Italian Red Cross to pursue his candidacy as President of Lazio.

[1] At the end of 2022, in the vicinity of regional elections in February 2023, the Prime Minister Giorgia Meloni proposed Rocca's name as the official candidate of the centre-right coalition for the office of President of Lazio.