BA beat Charnwood 13-7 in the EABL showpiece to claim the men's title at the National Basketball Performance Centre, while Copleston High School won the WEABL crown, beating Manchester Mystics Academy 9-5.
Canterbury took EABL third place and Oaklands pipped JMA Reading Rockets to third in the WEABL tournament.
The dunk contest was won by Charnwood's Edward Oniya, while Sheffield's Stephanie Oliver (WEABL) and Mohamed Ngabeh (EABL) triumphed in the shooting competition.
See the foot of this article for a gallery of tournament images.
The tournament was be used as an opportunity to identify players to represent England at the School Games National Finals event in Loughborough, held between Thursday 29 August 2024 and Sunday 1 September 2024.
The winners of the event will be offered the opportunity to enter the 3x3 competition at the ISF Gymnasiade in Bahrain (Wed 23 Oct 2024 - Thurs 31 Oct 2024).