In the mid-1980s, the Alfieri clan expanded its hegemony in the province of Naples in different directions towards Pomigliano d'Arco, Agro Nocerino Sarcese along the coastline between Castellamere di Stabia and Torre Annunziata and into the Vesuvius area in the municipalities of Somma Vesuviana, Sant'Anastasia and Volla.