Glenbrook South (10-10, 3-3 in the Central Suburban South): Thomas Cavallaro (32 assists), Jack Shampine (5 kills, 4 blocks, 5 aces), Konrad Wojslaw (9 kills, 4 blocks), Joe Masloski (11 kills, 2 aces), Colin Roy (7 kills, 4 blocks).
Libertyville def. Mundelein 25-16, 25-14
Mundelein (14-12, 2-3 in the North Suburban Conference): Ben Arebalo (1 ace, 1 assist, 9 digs), Steven Miritello (8 assists, 1 kill), Marc Rey (3 kills, 1 block), Abram Nazario (4 kills, 1 assist, 2 digs), Tyler Vander Ploeg (2 kills), Martin Carrillo (1 kill, 1 block, 2 digs).
Libertyville (23-4, 5-0 in the North Suburban Conference): Carter Schaffnit (25 assists, 1 dig, 1 ace), Matt Apgar (1 assist, 1 ace), Ryan Winiger (1 assist, 8 digs, 3 aces), Jack Stevens (8 kills, 2 blocks, 2 digs), Colin Hawkinson (5 kills, 1 block, 2 digs, 1 ace), Brendan Cook (11 kills, 2 digs), Zach Ford (1 kill, 1 block), Mark Demaree (1 kill, 1 block), Brendan Duffy (1 kill), Alex Weick (1 kill, 1 dig), Kevin Villanueva (3 digs), Sammy Stortz (3 digs).
Metea Valley def. Waubonsie Valley 21-25, 29-27, 25-19
Metea Valley (15-10, 4-1 in the DuPage Valley Conference): Tim Medina (13 digs, 5 assists), Cayden Reigle (10 kills, 12 digs), Alec Gaertner (1 kill), Matt Nealon (36 assists, 5 kills, 6 digs), Andrew Kohut (21 kills, 9 digs), Conor Murphy (5 kills), Eddie Forsythe (7 kills).
Palatine def. Conant 25-8, 25-22
Palatine (21-8): Curtis McLennan (12 kills, 7 digs), Johnny O’Shea (8 kills, 1 ace), Donlin (6 kills), Rinella (25 assists, 1 ace), Jones (2 aces), McGarvey (1 ace, 12 digs), Rinella (1 ace), Smith (4 blocks).
St. Ignatius def. Montini 19-25, 25-20, 26-24
St. Ignatius (17-5): Andrew Kaminski (8 kills, 4 blocks, 2 aces), Michael Eastman (20 digs), John Ross (15 assists), Rupie Ramos (13 assists).
Montini (13-4, 6-0): Charlie Woods (14 kills, 2 aces, 3 blocks), Andrew Vogrin (2 aces, 2 blocks, 2 kills, 22 assists).
Stevenson def. Lake Zurich 25-17, 22-25, 25-12
Stevenson (19-6, 3-1 in the North Suburban Conference): Matt Cliffer (9 kills, 1 block, 1 dig), Gavin Meng (8 kills), George Lie (1 ace), Thomas Finn (3 kills, 5 digs), Leo Chen (10 kills, 3 digs), Will Sorenson (22 assists, 1 kill), Alex Bian (6 digs), Justin Ross (1 kill, 14 digs), Haddon kay (2 digs, 4 assists).
Willowbrook def. Lemont 25-21, 25-19
Willowbrook: Nick Cookingham (14 assists, 7 digs, 3 blocks, 1 ace), Tim Keefe (6 kills, 1 ace, 7 digs), Buddy Martens (12 digs), Jacob Entwistle (3 kills, 4 blocks).