| A |
| A&C Plumbingnot edited since 2018 | Spotswood, no street on record | | | |
| Aquatek Plumbing Services | Montmorency, no street on record | | | |
| B |
| Beel Plumbing | 67 Star Point Place, Hastings | beelplumbing.com.au | | |
| Better Plumbing | 11 Neutron Place, Rowville | | | |
| BW Plumbing Supplies | 38 Christensen Street, Moorabbin | | | |
| C |
| CAB Plumbing | Thomastown, no street on record | | | |
| Cab Plumbing Commercial & Maintenance Plumbing Services | Thomastown, no street on record | | | |
| Craig's Gas & Plumbing | 567 Keilor Road, Niddrie | craigsgas.com | | |
| E |
| Enwarenot edited since 2019 | Notting Hill, no street on record | enware.com.au | | |
| G |
| Gplumb | 19 Efficient Drive, Truganina | | | |
| H |
| Harris & Thorn Plumbing and Gasfitting | 49-53 Bedford Street, Collingwood | harrisandthorn.com.au | | |
| M |
| McCanns Plumbing Supplies | 795 - 799 High Street, Preston | | | |
| McCanns Plumbing Supplies | 358 Pascoe Vale Road, Pascoe Vale South | | | |
| McDonald Plumbing | Capel Sound, no street on record | | | |
| N |
| National Plumbing & Contracting | 34 Hayward Road, Ferntree Gully | | | |
| Newman Plumbing | 24 Jackson Avenue, Mont Albert North | newmanplumbing.com.au | | |
| North Suburban Plumbing | 2A Mitchell Street, Northcote | northsuburbanplumbing.com.au | | |
| P |
| Pipe Hunternot edited since 2022 | 6 Newman Street, Mitcham | pipehunter.com.au | | |
| Piped Up Plumbing | 10 Speedwell Street, Somerville | | | |
| Plumbers Choice | 489 Mountain Highway, Heathmont | | | |
| R |
| Rainbow Plumbing & Civil | 21-23 Station Street, Diamond Creek | | | |
| Reece | 160 - 158 Link Drive, Melbourne Airport | | | |
| Reece | Sunbury, no street on record | | | |
| Reece | 20 - 22 Market Drive, Bayswater North | | | |
| Reecenot edited since 2015 | Armadale, no street on record | | | |
| Reecenot edited since 2017 | Kingsville, no street on record | | | |
| Reece | 51 Murphy Street, Richmond | | | |
| Reece plumbing | Narre Warren, no street on record | | | |
| Reece Plumbingnot edited since 2021 | 1 June Avenue, Dromana | | | |
| Reece Plumbingnot edited since 2022 | Kew, no street on record | | | |
| Reece Plumbing | 2 Elizabeth Street, Diamond Creek | | | |
| Rescue Plumbingnot edited since 2014 | Notting Hill, no street on record | | | |
| RM. Plumber | 81-83 Cavanagh Street, Cheltenham | | | |
| S |
| Select Plumbing and Gasnot edited since 2020 | 15 Cosdown Close, Gladstone Park | selectplumbingandgas.com.au | | |
| Superior Plumbing Group | Montmorency, no street on record | | | |
| Swan Bathroom and Kitchen centrenot edited since 2020 | 146 Liverpool Road, Kilsyth | | | |
| V |
| Vicplumbnot edited since 2022 | 107-113 Heatherdale Road, Vermont | vicplumb.com.au | | |