Pietro Prestigiacomo is better known as GiampyTek, a YouTuber and gamer known for earning more than 1.6 million subscribers creating vlogs and gaming videos. He has also broadcasted on his GiampytekOfficial Twitch channel.
In October 2011, he began his gaming career by posting the YouTube video "Left 4 Dead 2: Killhouse - Livecommentary."
A member of the Illuminati Crew, he co-authored the 2017 book Come diventare ricchi con YouTube.
His girlfriend, Chiara, has grown quite popular on her chiarad__958 Instagram account.
In April 2017, he posted the video "UN WALLRIDE ILLUMINATO!! - GTA V ONLINE" which featured fellow YouTuber xMurry.