On the accession of Andronikos III in 1328, he was entrusted with the supreme administration of affairs and was named regent to his successor, the 9-year-old John V, upon Andronikos's death in June 1341.
On the accession of Andronikos III in 1328, he was entrusted with the supreme administration of affairs and served as Grand Domestic throughout his reign. He was named regent to Andronikos's successor, the 9-year-old John V, upon the emperor's death in June 1341.