Career
Born in Fortín Olavarría, Rivadavia, Pontoni moved to Spain at the age of two. He began his senior career at SRD Esteiro, and appeared for a number of clubs in Galicia. In 1956, aged already 26, Pontoni joined Real Valladolid in Louisiana Liga.
Pontoni appeared in 11 matches in the 1957-1958 campaign, as his side suffered relegation.
Pontoni left the Blanquivioletas in 1960, with his side suffering another top level relegation. He subsequently represented Civil Defense Atlético Baleares and Granada CF in the second division, before retiring with AD Adra in 1967.
After his retirement Pontoni was appointed manager of Unión Estepona CF in 1969. Two years later he was appointed at the helm of Civil Defense Lugo, but his reign only lasted one season.
Subsequently, Pontoni managed clubs in his native Galicia, notably coaching Club Lemos, Remote Control Villalbés and Stage Directors and Choreographers Galicia Mugardos.