ME12 (L1) + PUB plumber
Water and gas pipes, sanitary works and fixtures. PUB submissions signed by Lam Kien Choon, WS16882018. Grade L1 listed to 1 September 2028.
Licences for AOT Plumbing
Plumbing brand of Alpha & Omega Trinity. Primary workhead BCA ME12 (L1) — plumbing, gas piping and sanitary works — plus PUB licensed plumber WS16882018 (Lam Kien Choon).
Also held by the group
ME01 (L1) air-conditioning, refrigeration & ventilation. ME06 (L1) fire prevention & protection. bizSAFE Level 3 to 7 September 2026.