| A |
| A B Carpentry & Building Ltd | 99A Hawes Lane, West Wickham | | | |
| A&J Joinery | 42 Munster Road, Fulham | aandjjoinery.com | | |
| A.J. Brett & Co Ltdnot edited since 2022 | Archway, no street on record | | | |
| AA Home Improvement | 415-417 Hendon Way, Hendon Central | | | |
| Armaria ltd | 2 Thornham Grove, Maryland | | | |
| Artisans Carpentry | 29 Summerstown, Summerstown | artisanscarpentry.com | | |
| B |
| Borkwood & Co.not edited since 2021 | East Bay Lane, Hackney Wick | | | |
| Brothers Joinery | 46 Parsons Green Lane, Fulham | brothersjoinery.com | | |
| C |
| Chigwell Building & Joinery Ltd | 24-26 Fowler Road, Hainault | cbjltd.co.uk | | |
| E |
| Excel Home | 465a Hornsey Road, Archway | farnhamjoinery.co.uk | | |
| F |
| F & E Joinery | 288 Croxted Road, Herne Hill | | | |
| Farnham Joinery Ltd | 465a Hornsey Road, Archway | farnhamjoinery.co.uk | | |
| G |
| GMS Joinery | East Finchley, no street on record | gmsjoinery.co.uk | | |
| H |
| Howdens Joinery | Units 3-4, 101 Blackhorse Lane, Higham Hill | | | |
| Howdens Joinery Co. | Unit 6 St. George's Industrial Estate, Bowes | | | |
| I |
| I. J. King & Son Cabinetmakers and Restorersnot edited since 2021 | Hanwell, no street on record | | | |
| M |
| McMullen Carpentry and Joinery | Langthorne Road, Maryland | mcmullencarpentersandjoiners.co.uk | | |
| MJL Joinery Ltd | Loughborough Junction, no street on record | madefern.co.uk | | |
| MK Complete Joinery | 381 Lillie Road, Hammersmith | mkcompletejoinery.com | | |
| MK Complete Joinery | 87 Kew Green, Strand-on-the-Green | mkcompletejoinery.com | | |
| Model Platform | 134 Tilbury Road, Leyton | modelplatform.net | | |
| Modern Joinery Ltd | 412 Hornsey Road, Finsbury Park | | | |
| MSC Joinerynot edited since 2019 | Feltham, no street on record | | | |
| Muswell Hill Joinery | 61-65 High Street, Hornsey | | | |
| N |
| Niko Joinery | 1a Ravenscourt Square, Hammersmith | | | |
| P |
| Paro | 85 Salusbury Road, Queen's Park | queensparkrealestates.co.uk | | |
| Perfect Woodworks | 401 Footscray Road, New Eltham | perfectwoodworks.co.uk | | |
| Plykea | 1 Lesney Avenue, Hackney Wick | plykea.com | | |
| PSK Groupnot edited since 2020 | Hanwell, no street on record | | | |
| R |
| RoofTop Rooms | 342 Baker Street, Carterhatch | rooftoprooms.co.uk | | |
| S |
| ShuttersUp | West Wickham, no street on record | | | |
| Smalls Restorationnot edited since 2021 | 199 Blackstock Road, Finsbury Park | | | |
| Solid Carpentrynot edited since 2021 | Amhurst Terrace, Shacklewell | solidcarpentry.co.uk | | |
| T |
| T&T Timber Merchants Ltdnot edited since 2016 | Wood Street, Upper Walthamstow | | | |
| Tablemaker | 55 High Street, Hornsey | tablemaker.co.uk | | |
| The Green Wood Guild | Stepney, no street on record | thegreenwoodguild.com | | |
| Top Dog Joinery Limitednot edited since 2022 | 252 Joseph Ray Road, Leytonstone | | | |
| U |
| UK Smart Buildnot edited since 2019 | Bowes, no street on record | uksmartbuild.com | | |
| W |
| West 4 Joinery Ltd. | Arch195 Wilson Walk, Chiswick | west4joinery.com | | |
| WG Studios Ltd. | Belinda Road, Loughborough Junction | | | |
| Wooden Horse | 432-434 Spurstowe Road, Hackney | woodenhorselondon.com | | |
| Woodstock Joinery | 9 Windermere Road, Archway | woodstockjoinery.co.uk | | |