Boys 15 Volleyball Team · Mamba Volleyball Academy · Sussex, WI
Mamba 15-Black is the #230 ranked boys 15 club volleyball team for the 2025-2026 season, with an Elo rating of 1528 and a 32-44 record (42% win rate) across 76 matches. The team competes as part of Mamba Volleyball Academy (Sussex, WI).
Mamba 15-Black is a boys club volleyball team competing under the Mamba Volleyball organization. As of mid-February 2026, the team holds a national ranking of 50th among U15 boys teams with a 73.3% win rate (11 wins, 4 losses in 15 matches). The team operates as a travel team with full-season competition and maintains a competitive presence in the national rankings.
Competitive Level: Competitive national-level program
| Date | Event | Opponent | Score | W/L | Sets |
|---|---|---|---|---|---|
| 2026-07-10 | Uno Boys 15 Elite (GL) | 2-0 | W | 25-13,25-12 | |
| 2026-07-10 | Chicago Elite B 15 Elite (GL) | 0-2 | L | 16-25,23-25 | |
| 2026-07-09 | Orlando Gold 15 Black (FL) | 0-2 | L | 25-21,25-17 | |
| 2026-07-09 | OVC B15 (BG) | 1-2 | L | 16-25,25-21,13-15 | |
| 2026-07-09 | Cinci Attack 15 Red (OV) | 0-2 | L | 18-25,23-25 | |
| 2026-07-08 | TeamLVC Boys 15U Black (XL) | 1-2 | L | 17-25,25-20,21-19 | |
| 2026-07-08 | HPSTL B15 White (GW) | 2-0 | W | 21-25,17-25 | |
| 2026-07-08 | 513VB Boys 15-1 (OV) | 0-2 | L | 25-23,25-20 | |
| 2026-07-07 | MN Select Boys 15-1 (NO) | 1-2 | L | 25-16,22-25,15-4 | |
| 2026-07-07 | HAVC 15 Red (GL) | 1-2 | L | 22-25,25-18,15-11 | |
| 2026-07-07 | Mintonette Sports b.51 (OV) | 2-0 | W | 20-25,24-26 | |
| 2026-06-21 | Miami United 15 N Danny (FL) | 0-2 | L | 25-16,25-17 | |
| 2026-06-20 | Mintonette Sports b.51 (OV) | 2-1 | W | 25-17,18-25,11-15 | |
| 2026-06-20 | Sidewinder 15-1 (AZ) | 1-2 | L | 20-25,25-13,15-12 | |
| 2026-06-20 | Adversity VBC 15 Adidas (GL) | 0-2 | L | 11-25,18-25 | |
| 2026-06-19 | 630 Volleyball 15-2 (GL) | 0-2 | L | 25-18,25-17 | |
| 2026-06-19 | Chicago Elite B 15 Elite (GL) | 0-2 | L | 25-22,25-23 | |
| 2026-06-19 | Academy 15E Blue (HO) | 0-2 | L | 25-23,26-24 | |
| 2026-06-06 | Mamba 16 Black (BG) | 0-2 | L | 23-25,14-25 | |
| 2026-06-06 | Southport B16-Blue (BG) | 0-2 | L | 25-14,25-13 | |
| 2026-06-06 | MVP Boys 15 Blue (BG) | 2-0 | W | 25-20,25-15 | |
| 2026-06-06 | Mamba 15 Purple (BG) | 2-0 | W | 25-18,25-23 | |
| 2026-06-06 | 1W B16 Elite (BG) | 2-0 | W | 19-25,23-25 | |
| 2026-05-09 | MKE Sting 15-2 (BG) | 2-0 | W | 25-18,25-22 | |
| 2026-05-09 | OVC B16 (BG) | 0-2 | L | 25-21,25-22 | |
| 2026-05-09 | RVA Boys 16 Navy (BG) | 0-2 | L | 28-26,25-18 | |
| 2026-05-09 | OVC B15 (BG) | 0-2 | L | 25-12,25-22 | |
| 2026-03-22 | OVC B15 | 1-2 | L | 25-21, 23-25, 15-7 | |
| 2026-03-22 | MKE Sting 15-2 | 2-1 | W | 25-23, 21-25, 10-15 | |
| 2026-03-22 | MVC 15-Jim | 0-2 | L | 25-15, 25-9 | |
| 2026-03-21 | MKE Sting 15-2 | 2-0 | W | 14-25, 20-25 | |
| 2026-03-21 | MVC 15-Michael | 1-2 | L | 21-25, 25-20, 15-4 | |
| 2026-03-21 | OVC B15 | 1-2 | L | 23-25, 25-22, 14-16 | |
| 2026-02-22 | Spike Milwaukee B15 Pam | 2-0 | W | 23-25, 20-25 | |
| 2026-02-21 | MVP Boys 15 Blue | 2-1 | W | 25-21, 16-25, 8-15 | |
| 2026-02-21 | Inferno 15-1 National | 1-2 | L | 16-25, 25-19, 15-11 | |
| 2026-02-21 | OVC B15 | 1-2 | L | 31-29, 18-25, 15-4 | |
| 2026-02-21 | MKE Sting 15-1 | 1-2 | L | 25-18, 20-25, 15-12 | |
| 2026-02-09 | Spike Milwaukee B15 Pam | 1-2 | L | 25-27, 25-13, 11-15 | |
| 2026-02-08 | H Skyline Boys 15 Royal | 0-2 | L | 24-26, 21-25 | |
| 2026-02-07 | H Skyline Boys 15 Black | 2-0 | W | 25-11, 25-13 | |
| 2026-02-07 | Spike Milwaukee B15 Pam | 2-0 | W | 21-25, 20-25 | |
| 2026-02-07 | AJV Boys 15 adidas | 2-0 | W | 23-25, 21-25 | |
| 2026-02-07 | STL Crossfire B 15 R1 | 2-0 | W | 25-20, 25-16 | |
| 2026-02-07 | Team Momentum B15 Navy | 2-0 | W | 25-20, 25-13 | |
| 2026-02-01 | STARZ 15 Boys White | 2-0 | W | 25-23, 25-12 | |
| 2026-02-01 | MVP Boys 15 Blue | 2-0 | W | 25-10, 25-12 | |
| 2026-01-31 | Inferno 15-1 National | 1-2 | L | 18-25, 25-20, 15-8 | |
| 2026-01-31 | STARZ 15 Boys Blue | 2-0 | W | 25-15, 25-14 | |
| 2026-01-31 | MOD B15 Black | 0-2 | L | 25-20, 25-19 |
| Date | Opponent | Score | W/L | Division | Opp Elo | Elo Before | Elo After | Change | K | SoS |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-07-10 | Chicago Elite B 15 Elite (GL) | 0-2 | L | ELITE | 1605 | 1540 | 1528 | -12 | 35 | 1.00 |
| 2026-07-10 | Uno Boys 15 Elite (GL) | 2-0 | W | ELITE | 1578 | 1520 | 1540 | +20 | 35 | 1.00 |
| 2026-07-09 | Orlando Gold 15 Black (FL) | 0-2 | L | ELITE | 1654 | 1531 | 1520 | -11 | 40 | 1.00 |
| 2026-07-09 | OVC B15 (BG) | 1-2 | L | ELITE | 1686 | 1536 | 1531 | -5 | 40 | 1.00 |
| 2026-07-09 | Cinci Attack 15 Red (OV) | 0-2 | L | ELITE | 1617 | 1547 | 1536 | -11 | 35 | 1.00 |
| 2026-07-08 | 513VB Boys 15-1 (OV) | 0-2 | L | ELITE | 1630 | 1558 | 1547 | -11 | 35 | 1.00 |
| 2026-07-08 | TeamLVC Boys 15U Black (XL) | 1-2 | L | ELITE | 1639 | 1561 | 1558 | -3 | 35 | 1.00 |
| 2026-07-08 | HPSTL B15 White (GW) | 2-0 | W | ELITE | 1578 | 1544 | 1561 | +17 | 35 | 1.00 |
| 2026-07-07 | Mintonette Sports b.51 (OV) | 2-0 | W | ELITE | 1593 | 1527 | 1544 | +17 | 35 | 1.00 |
| 2026-07-07 | MN Select Boys 15-1 (NO) | 1-2 | L | ELITE | 1726 | 1533 | 1527 | -6 | 42 | 1.00 |
| 2026-07-07 | HAVC 15 Red (GL) | 1-2 | L | ELITE | 1659 | 1540 | 1533 | -7 | 40 | 1.00 |
| 2026-06-21 | Miami United 15 N Danny (FL) | 0-2 | L | PREMIER | 1463 | 1555 | 1540 | -15 | 32 | 1.00 |
| 2026-06-20 | Adversity VBC 15 Adidas (GL) | 0-2 | L | PREMIER | 1478 | 1570 | 1555 | -15 | 32 | 1.00 |
| 2026-06-20 | Mintonette Sports b.51 (OV) | 2-1 | W | PREMIER | 1588 | 1556 | 1570 | +14 | 35 | 1.00 |
| 2026-06-20 | Sidewinder 15-1 (AZ) | 1-2 | L | PREMIER | 1719 | 1560 | 1556 | -4 | 42 | 1.00 |
| 2026-06-19 | 630 Volleyball 15-2 (GL) | 0-2 | L | PREMIER | 1648 | 1569 | 1560 | -9 | 35 | 1.00 |
| 2026-06-19 | Chicago Elite B 15 Elite (GL) | 0-2 | L | PREMIER | 1614 | 1578 | 1569 | -9 | 35 | 1.00 |
| 2026-06-19 | Academy 15E Blue (HO) | 0-2 | L | PREMIER | 1508 | 1590 | 1578 | -12 | 32 | 1.00 |
| 2026-06-06 | Mamba 16 Black (BG) | 0-2 | L | AMERICAN | 1823 | 1596 | 1590 | -6 | 54 | 1.00 |
| 2026-06-06 | 1W B16 Elite (BG) | 2-0 | W | AMERICAN | 1515 | 1583 | 1596 | +13 | 32 | 1.00 |
| 2026-06-06 | Southport B16-Blue (BG) | 0-2 | L | AMERICAN | 1796 | 1592 | 1583 | -9 | 52 | 1.00 |
| 2026-06-06 | MVP Boys 15 Blue (BG) | 2-0 | W | AMERICAN | 1439 | 1585 | 1592 | +7 | 26 | 1.00 |
| 2026-06-06 | Mamba 15 Purple (BG) | 2-0 | W | AMERICAN | 1286 | 1584 | 1585 | +1 | 19 | 1.00 |
| 2026-05-09 | OVC B15 (BG) | 0-2 | L | AMERICAN | 1676 | 1597 | 1584 | -13 | 35 | 1.00 |
| 2026-05-09 | MKE Sting 15-2 (BG) | 2-0 | W | AMERICAN | 1547 | 1585 | 1597 | +12 | 32 | 1.00 |
| 2026-05-09 | RVA Boys 16 Navy (BG) | 0-2 | L | AMERICAN | 1608 | 1596 | 1585 | -11 | 35 | 1.00 |
| 2026-05-09 | OVC B16 (BG) | 0-2 | L | AMERICAN | 1718 | 1603 | 1596 | -7 | 42 | 1.00 |
| 2026-03-22 | OVC B15 | 1-2 | L | AMERICAN | 1678 | 1612 | 1603 | -9 | 35 | 1.00 |
| 2026-03-22 | MVC 15-Jim | 0-2 | L | AMERICAN | 1989 | 1618 | 1612 | -6 | 56 | 1.00 |
| 2026-03-22 | MKE Sting 15-2 | 2-1 | W | AMERICAN | 1583 | 1609 | 1618 | +9 | 32 | 1.00 |
| # | Name | Position | Grad Year | Height | Commitment |
|---|---|---|---|---|---|
| 21 | James Bialas | Setter | 2028 | ||
| 4 | Douglas Ciriacks | Right | 2029 | ||
| 12 | Sawyer Cookson | DS | 2029 | ||
| 14 | Grant Davidson | Setter | 2029 | ||
| 38 | Wesley Dean | DS | 2029 | ||
| 7 | Braelen Denter | DS | 2029 | ||
| 5 | Matthew Duelge | Right | 2029 | ||
| 10 | Carsten Jesse | Left | 2029 | ||
| 22 | Grayson Kuglitsch | Left | 2029 | ||
| 41 | Mason Kukurba | Left | 2029 | ||
| 11 | Ryan Laskaskie | DS | 2029 |
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Mamba 15-Black is the #230 ranked boys 15 club volleyball team in the country for the 2025-2026 season, with an Elo rating of 1528 based on 76 matches. Rankings update daily after match results.
32 wins, 44 losses (42% win rate) across 76 matches in the 2025-2026 season. Every match played against any opponent in the country counts toward this record.
Mamba 15-Black is part of Mamba Volleyball Academy, based in Sussex, WI. View the full Mamba Volleyball Academy club page to see every team in the program and the club's overall ranking.
Mamba 15-Black carries a roster of 11 players including James Bialas, Douglas Ciriacks, Sawyer Cookson. The full roster below lists each player's position, class year, height, and college commitment when available.
VolleyLens uses an Elo rating system tuned for volleyball: every team starts at 1500, ratings update after every match using K-factor 32 with margin-of-victory adjustment, and a strength-of-schedule multiplier accounts for opponent difficulty. Read the full methodology at /insights/volleylens-volleyball-ranking-methodology.