My personal guess:::
1st place: 15+ (Jeremy Maron, Nidoqueen/Milotic/Pidgeot)
2nd place: 15+ (Ross Cawthon, Dark Ttar/Electrode ex/tech lines of Pidgeot and Cargo)
1st place: 11-14 (Stuart Benson, Pow-Medicham)
the last deck: IDK (Probably one of the 11-14 or 10- Ludicolos)