It is impossible to determine Fronto's socio-economic status, but he seems to have enjoyed a free status, of local origin.
Fronto offers his altar in the presence of the pater patrum of the community and all the initiates of the fourth degree, the lions. In other words, the local Mithraists are perfectly organised and Fronto seeks a place of integration or empowerment in this community.
Fronto, a native of wherever he was from, could be a well-travelled and educated merchant who, at one point in his life, decides to make an offering in a mithraeum that has existed for a long time.
—Mitra en Hispania, 2021.
The monument of San Juan de la Isla (Asturias) devoted to Mithras was preserved in the portico of the main church until 1843.
Ponit in/victo Deo / Austo Po/nit lebien/s Fronto / aram invi/cto Deo Au/sto lebien/s ponit pr(a)e/sedente p[a/t]rem patr[a/t]um leon(e)/m.
He erects it for the Unconquered God Augustus. He erects, willingly, Fronto the altar for the Unconquered God Augustus. Fronto Leveius, erect this monument presiding over the father of fathers with the lions.