Craig Davie-Martin (3 for 18), Warrick Rota (3 for 14) and Niel Erstich (3 for 14) were tight and helped dismiss the visitors for 124.
Meanwhile, Duracrete Products City romped to a nine-wicket win over Kamo High School.
Geoff Parker scored 53 and Max Turner chipped in 29, but Tim King's 3 for 23 helped restrict Kamo High to 159 for 9.
City then cruised to the mark behind an enterprising unbeaten 81 from Brad Lang, coupled with contributions from King (47) and Jake Serotsky (21 not out).
Kamo also picked up a good six-wicket win over Whangarei Boys' High School Second XI.
Craig Gurr led WBHS with 54, while Jason Prowse took three for 38 as WBHS scored 165 for 8.
In reply, Kamo comfortably got home behind good innings from Logan Choat (52 not out), Sam Turton-Organ (38), Richard Cates (27) and Stefan Hunt (26 not out).
In the final match, Kerikeri cruised to a seven-wicket win over Bream Bay.
Set 219 to win, Kerikeri made light work of the big chase.
Owen Arthur scored an unbeaten 98 and was ably supported by Luke Halligan (46) and Kane Webster (25 not out) as they got home with 14 overs to spare.