The Suwon KT Sonicboom, owned by KT Corporation and playing in Suwon KT Sonicboom Arena, are one of the competitive KBL franchise, with their tough play and great rebounding. They have a strong roster with Star guard Heo Hoon (2020 MVP), impactful foreigners such as Rayshaun Hammonds, and emerging superstar JD Cagulangan, and are twice KBL Finals participants (Runners-up in 2007 & 2024) and the KBL Cup champions (2022). This season they are once again in hunt and they are making their presence felt in the East Asia Super League.
Suwon KT Sonicboom – Quick Profile
Founded: 1997 (originally Gwangju Nasan Flamans), adopted the “KT Sonicboom” name in 2009 and moved to Suwon in 2021
City & Arena: Based in Suwon, South Korea, playing home games at the renovated Suwon KT Sonicboom Arena (formerly Chilbo Gymnasium; capacity ~3,339)
Team Colors: Black, white, and red Owner: KT Corporation (via KT Sports), managed by Choi Hyeon‑jun
Head Coach: Moon Kyung‑eun
Team Captain: Heo Hoon
Honors
KBL Finals: Runners‑up in 2006–07 and 2023–24
Regular Season Titles: Champions in 2010–11; runners‑up in 2009–10 & 2021–22
KBL Cup: Winners in 2022; runners‑up in 2024
Key Players
Heo Hoon (PG): 2017 #1 overall pick, KBL MVP in 2020, and a consistent floor general for the team
Rayshaun Hammonds (F/C): American import signed in 2024 from Avtodor; provides scoring and rebounding
JD Cagulangan (PG): Filipino rookie of the year (2025), recently signed and brings dynamism Moon Seong-gon (F): Acquired in 2023, former Defensive Player of the Year and multi-time KBL champion
Recent Performance
2023–24 Season: Reached KBL Finals, finishing as runners-up to Busan KCC Egis
2024–25 Season (so far): Led the league in rebounds per game (~38.2 RPG) and assists (~6.3 APG via Heo Hoon)
EASL Debut: Competing in the East Asia Super League group stage
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