3 drainage businesses are based in Castle Hill with a licence on the QBCC register. Every listing shows its licence classes and when we last checked the register.
QBCC register checked 22 Oct 2026
| Business | Licences | Location | Contact | |
|---|---|---|---|---|
| Complete Cleaning Service | Drainer - Advanced Sanitary Drainer · Electrician - Electrical Contractor · Gasfitter - Advanced · Gasfitting · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Plumber - Sanitary Plumber · Plumber - Water Supply Plumber · Plumbing and Drainage | Macquarie Park 12.8 km | Not listed | |
| Matthew Riley Spaninks | Plumbing and Drainage | Riverstone 13.4 km | Not listed | |
| Asset Plumbing Sydney | Gasfitting · Plumbing and Drainage | Riverstone 13.4 km | Not listed | |
| Prefab Solutions Pty Ltd | Gasfitting · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Mechanical Services - Medical Gas · Mechanical Services - Plumbing · Plumbing and Drainage | Smithfield 14.3 km | Not listed | |
| sma plumbing | Carpentry · Plumbing and Drainage | Smithfield 14.3 km | Not listed | |
| sma plumbing | Carpentry · Plumbing and Drainage | Smithfield 14.3 km | Not listed | |
| Clark Tanks Transport Pty Ltd | Plumbing and Drainage | Smithfield 14.3 km | Not listed | |
| SSL Asset Services (management) Pty Ltd | Builder - Open · Building Design - Medium Rise · Carpentry · Fire Protection - Special Hazard Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Install and Maintain - Restricted to Commercial and Industrial Types · Gasfitting · Joinery · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Plumbing and Drainage | North Ryde 14.5 km | Not listed | |
| M.l.d. Plumbing | Plumbing and Drainage · Roof and Wall Cladding | St Ives 15.8 km | Not listed | |
| Precise Air Group Pty Ltd | Electrician - Electrical Contractor · Fire Protection - Electrical Stream - Certify - Fire Alarm Systems · Fire Protection - Electrical Stream - Inspect and Test - Emergency Lighting · Fire Protection - Electrical Stream - Install and Maintain - Fire Alarm Systems · Fire Protection - Passive Stream - Inspect and Test · Fire Protection - Portables Stream - Install and Maintain · Fire Protection - Special Hazard Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Certify · Fire Protection - Water-Based Fire System Stream - Install and Maintain - Restricted to Commercial and Industrial Types · Gasfitting · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Passive Fire Protection - Fire Collars, Penetrations and Joint Sealing · Plumbing and Drainage | Homebush 16.4 km | ||
| Peter Do | Plumbing and Drainage | Concord 17.0 km | Not listed | |
| Sabro Plumbing Pty Ltd | Plumbing and Drainage | Prairiewood 17.5 km | Not listed | |
| Samer Awad | Plumbing and Drainage | Prairiewood 17.5 km | Not listed | |
| Allan Stuart Forbes | Gasfitting · Plumbing and Drainage | Mount Druitt 17.7 km | Not listed | |
| Edsring Property Maintenance Pty Ltd | Builder - Class A · Builder - Low Rise · Builder - Open · Builder Restricted to Shopfitting · Plumbing and Drainage | Chatswood 18.4 km | Not listed | |
| Premier Fire Services (nsw) Pty Limited | Fire Protection - Electrical Stream - Certify - Emergency Lighting · Fire Protection - Electrical Stream - Certify - Fire Alarm Systems · Fire Protection - Electrical Stream - Design - Fire Alarm Systems · Fire Protection - Electrical Stream - Inspect and Test - Emergency Lighting · Fire Protection - Electrical Stream - Install and Maintain - Fire Alarm Systems · Fire Protection - Passive Stream - Inspect and Test · Fire Protection - Passive Stream - Install and Maintain - Fire Doors and Fire Shutters · Fire Protection - Portables Stream - Certify · Fire Protection - Portables Stream - Install and Maintain · Fire Protection - Special Hazard Fire System Stream - Certify · Fire Protection - Special Hazard Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Certify · Fire Protection - Water-Based Fire System Stream - Design · Fire Protection - Water-Based Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Install and Maintain - Restricted to Commercial and Industrial Types · Gasfitting · Hydraulic Services Design · Mechanical Services - Air-conditioning and Refrigeration (Unlimited Design) · Mechanical Services - Plumbing · Plumbing and Drainage | Chatswood 18.4 km | Not listed | |
| Adrian Zanella | Gasfitting · Plumbing and Drainage | Horsley Park 18.8 km | Not listed | |
| Leak Detection Pro Pty Ltd | Plumbing and Drainage | Bass Hill 19.0 km | Not listed | |
| Benjamin James Kabos | Gasfitting · Plumbing and Drainage | McGraths Hill 19.5 km | Not listed | |
| Steven Elias Bahbah | Builder Restricted to Kitchen, Bathroom and Laundry Installation · Plumbing and Drainage | Abbotsbury 19.7 km | Not listed | |
| Christopher Provenzale | Gasfitting · Plumbing and Drainage | Strathfield South 19.8 km | Not listed | |
| Better Plumbing Sydney Pty Ltd | Gasfitting · Plumbing and Drainage | Edensor Park 20.1 km | Not listed | |
| Gladiator Plumbing Pty Limited | Plumbing and Drainage | Erskine Park 20.4 km | Not listed | |
| Total Ventilation Hygiene Pty Ltd | Builder - Low Rise · Carpentry · Drainer - Advanced Sanitary Drainer · Electrician - Electrical Contractor · Fire Protection - Electrical Stream - Certify - Fire Alarm Systems · Fire Protection - Electrical Stream - Inspect and Test - Emergency Lighting · Fire Protection - Electrical Stream - Install and Maintain - Fire Alarm Systems · Fire Protection - Passive Stream - Inspect and Test · Fire Protection - Portables Stream - Install and Maintain · Fire Protection - Special Hazard Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Certify · Fire Protection - Water-Based Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Install and Maintain - Restricted to Commercial and Industrial Types · Gasfitter - Advanced · Gasfitting · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Mechanical Services - Plumbing · Plumber - Sanitary Plumber · Plumber - Water Supply Plumber · Plumbing and Drainage | Chipping Norton 20.9 km | Not listed | |
| Samuel Thomas Fenton | Plumbing and Drainage | St Clair 21.2 km | Not listed |
Drainer - Advanced Sanitary Drainer · Electrician - Electrical Contractor · Gasfitter - Advanced · Gasfitting · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Plumber - Sanitary Plumber · Plumber - Water Supply Plumber · Plumbing and Drainage
Macquarie Park · 12.8 km
Gasfitting · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Mechanical Services - Medical Gas · Mechanical Services - Plumbing · Plumbing and Drainage
Smithfield · 14.3 km
Builder - Open · Building Design - Medium Rise · Carpentry · Fire Protection - Special Hazard Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Install and Maintain - Restricted to Commercial and Industrial Types · Gasfitting · Joinery · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Plumbing and Drainage
North Ryde · 14.5 km
Electrician - Electrical Contractor · Fire Protection - Electrical Stream - Certify - Fire Alarm Systems · Fire Protection - Electrical Stream - Inspect and Test - Emergency Lighting · Fire Protection - Electrical Stream - Install and Maintain - Fire Alarm Systems · Fire Protection - Passive Stream - Inspect and Test · Fire Protection - Portables Stream - Install and Maintain · Fire Protection - Special Hazard Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Certify · Fire Protection - Water-Based Fire System Stream - Install and Maintain - Restricted to Commercial and Industrial Types · Gasfitting · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Passive Fire Protection - Fire Collars, Penetrations and Joint Sealing · Plumbing and Drainage
Homebush · 16.4 km
Builder - Class A · Builder - Low Rise · Builder - Open · Builder Restricted to Shopfitting · Plumbing and Drainage
Chatswood · 18.4 km
Fire Protection - Electrical Stream - Certify - Emergency Lighting · Fire Protection - Electrical Stream - Certify - Fire Alarm Systems · Fire Protection - Electrical Stream - Design - Fire Alarm Systems · Fire Protection - Electrical Stream - Inspect and Test - Emergency Lighting · Fire Protection - Electrical Stream - Install and Maintain - Fire Alarm Systems · Fire Protection - Passive Stream - Inspect and Test · Fire Protection - Passive Stream - Install and Maintain - Fire Doors and Fire Shutters · Fire Protection - Portables Stream - Certify · Fire Protection - Portables Stream - Install and Maintain · Fire Protection - Special Hazard Fire System Stream - Certify · Fire Protection - Special Hazard Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Certify · Fire Protection - Water-Based Fire System Stream - Design · Fire Protection - Water-Based Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Install and Maintain - Restricted to Commercial and Industrial Types · Gasfitting · Hydraulic Services Design · Mechanical Services - Air-conditioning and Refrigeration (Unlimited Design) · Mechanical Services - Plumbing · Plumbing and Drainage
Chatswood · 18.4 km
Builder Restricted to Kitchen, Bathroom and Laundry Installation · Plumbing and Drainage
Abbotsbury · 19.7 km
Builder - Low Rise · Carpentry · Drainer - Advanced Sanitary Drainer · Electrician - Electrical Contractor · Fire Protection - Electrical Stream - Certify - Fire Alarm Systems · Fire Protection - Electrical Stream - Inspect and Test - Emergency Lighting · Fire Protection - Electrical Stream - Install and Maintain - Fire Alarm Systems · Fire Protection - Passive Stream - Inspect and Test · Fire Protection - Portables Stream - Install and Maintain · Fire Protection - Special Hazard Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Certify · Fire Protection - Water-Based Fire System Stream - Install and Maintain · Fire Protection - Water-Based Fire System Stream - Install and Maintain - Restricted to Commercial and Industrial Types · Gasfitter - Advanced · Gasfitting · Mechanical Services - Air-conditioning and Refrigeration (Limited Design) · Mechanical Services - Plumbing · Plumber - Sanitary Plumber · Plumber - Water Supply Plumber · Plumbing and Drainage
Chipping Norton · 20.9 km
Listings are built from the QBCC register, the Australian Business Register and business websites. Being listed is not an endorsement. No paid placements on this page. Source: ACT Government, List of Professionals, data.act.gov.au, CC BY 4.0 · Source: QBCC Licensed Contractors Register, data.qld.gov.au, CC BY 4.0