| 2 Info Ltd | Builders | OL3 7LE | 2004 |
| A.T Prevention Ltd | Builders | OL1 4BU | 2023 |
| A2c Developments Ltd | Builders | OL3 5FZ | 2026 |
| Aab Fitters Ltd | Builders | OL1 2AJ | 2025 |
| Adlitam Group Ltd | Builders | OL3 5UP | 2026 |
| Air Conditioning Essentials Ltd | Builders | OL1 3NE | 2020 |
| Alan Sanderson Ltd | Builders | OL3 5DL | 2026 |
| Allen Denton Developments Ltd | Builders | OL3 6ET | 2022 |
| Andrew Wood Construction (Saddleworth) Ltd | Builders | OL3 6HS | 2010 |
| Apex Access and Inspection Ltd | Builders | OL1 1TE | 2026 |
| Apex Installation Services Ltd | Builders | OL3 6EN | 2025 |
| Aps Renewables Ltd | Builders | OL3 5DL | 2020 |
| Archer Blinds Ltd | Builders | OL1 1TE | 2003 |
| Ashley Hale Kitchen Installations Ltd | Builders | OL2 7NQ | 2024 |
| Ashwood Composite Timber Company Ltd | Builders | OL1 1RD | 2025 |
| Atg (N/W) Ltd | Builders | OL1 1TE | 2006 |
| Aurora Resin Ltd | Builders | OL2 6EF | 2022 |
| Ayyub Builders Ltd | Builders | OL1 2NH | 2023 |
| Azdin Glazing Services Ltd | Builders | OL1 3DF | 2025 |
| Bainbridge Developments Ltd | Builders | OL3 7ER | 2022 |
| Barnes Morton (Builders) Ltd | Builders | OL3 5AW | 1976 |
| Bentley Living Ltd | Builders | OL3 5PW | 2020 |
| Bfdt Builders Ltd | Builders | OL1 4EB | 2017 |
| Billal Construction Ltd | Builders | OL1 2AP | 2025 |
| Birch Groundworks and Civils Ltd | Builders | OL2 6HT | 2014 |
| Boarshurst Building Contractors Ltd | Builders | OL2 6HW | 2005 |
| Brian Fish Properties Ltd | Builders | OL3 7LB | 2022 |
| Buildexdevelopments Ltd | Builders | OL1 4PW | 2024 |
| Carey Civils Ltd | Builders | OL2 7SH | 2026 |
| Cedar and Steel Ltd | Builders | OL3 5DL | 2026 |
| Chapman (Saddleworth) Ltd | Builders | OL3 6HH | 1967 |
| Charnwood Projects Ltd | Builders | OL3 6HS | 2021 |
| Chlorogas Ltd | Builders | OL3 5DL | 2020 |
| Cj Ashworth Contracting Ltd | Builders | OL1 4ST | 2026 |
| Cja Construction (Nw) Ltd | Builders | OL2 7RD | 2024 |
| Cladding Coatings Ltd | Builders | OL3 7NH | 2009 |
| Cladladz Ltd | Builders | OL2 6EY | 2022 |
| Classic Conservatories, Windows & Doors Ltd | Builders | OL3 6EF | 2003 |
| Clearcase Ltd | Builders | OL1 2LW | 2003 |
| Climbtex Ltd | Builders | OL1 1TE | 2012 |
| Clive Rainford Homes Ltd | Builders | OL3 5DE | 2016 |
| Cnm Restoration Ltd | Builders | OL2 6HT | 2009 |
| Cold Build (UK) Ltd | Builders | OL1 3NE | 2008 |
| Crowther Oldham Ltd | Builders | OL1 4AE | 2010 |
| D R Jackson Joiners & Builders Ltd | Builders | OL2 6HT | 2003 |
| Dave Allen Brickwork Ltd | Builders | OL3 6ET | 2006 |
| David Mchugh Roofing Services Ltd | Builders | OL1 1TE | 2022 |
| Dis Building Treatments Ltd | Builders | OL1 3UP | 2026 |
| Dovestones Developments Ltd | Builders | OL3 5DH | 2018 |
| Drapers Sealants Ltd | Builders | OL3 5DB | 2026 |
| E & T Building Maintenance Ltd | Builders | OL3 5RP | 2006 |
| E.E.L. Property Maintenance Coordination Ltd | Builders | OL1 1TE | 2020 |
| Ecco Blinds Ltd | Builders | OL1 3NL | 2022 |
| Edgemont Projects Ltd | Builders | OL2 6HT | 2016 |
| Edward John Fulton Ltd | Builders | OL2 8BL | 2020 |
| Eldox Ltd | Builders | OL2 7UW | 2026 |
| Ellis Incorporation Ltd | Builders | OL1 1LF | 2024 |
| Elm Development Group Ltd | Builders | OL3 5FZ | 2021 |
| Em&M Construction Ltd | Builders | OL2 7XH | 2024 |
| Emanuel Whittaker Holdings Ltd | Builders | OL1 2LW | 2004 |
| Emanuel Whittaker Ltd | Builders | OL1 2LW | 1908 |
| Enza Contracting Ltd | Builders | OL3 5FZ | 2022 |
| Enza Property Group Ltd | Builders | OL3 5FZ | 2020 |
| Esker Contracts Ltd | Builders | OL3 5DL | 2011 |
| Essentialz Maintenance Ltd | Builders | OL1 3FT | 2026 |
| Everbuild Ltd | Builders | OL1 1TE | 2011 |
| F A Dunne Developments Ltd | Builders | OL3 5DL | 2018 |
| Fasttrack Construction (Nw) Ltd | Builders | OL3 5DL | 2018 |
| Fency That Ltd | Builders | OL2 8NY | 2025 |
| Fibrocell Ltd | Builders | OL1 3QB | 1961 |
| Fidum Building Services Ltd | Builders | OL3 5FZ | 2024 |
| Fieldmasters Ltd | Builders | OL1 1TE | 1997 |
| Filtrapools Ltd | Builders | OL3 7ER | 2017 |
| Fireproof Fire Engineering Ltd | Builders | OL1 2BQ | 1982 |
| Flanon Engineering Services Ltd | Builders | OL3 5DB | 2023 |
| Flawless Builders Ltd | Builders | OL1 2NJ | 2024 |
| Fletcher Building Services Ltd | Builders | OL2 6HT | 2008 |
| Fletcher Morrison Construction Ltd | Builders | OL2 6HT | 2015 |
| Fortified Building Services Ltd | Builders | OL3 5DL | 2026 |
| G Strothers Ltd | Builders | OL1 2RF | 2012 |
| G&G Glass Ltd | Builders | OL2 6HQ | 2017 |
| Galisia Ltd | Builders | OL1 4GA | 2021 |
| Gamble King and Noone Ltd | Builders | OL1 1RD | 2013 |
| Garden Room Escapes Ltd | Builders | OL3 6EB | 2019 |
| Gemini Building Services Ltd | Builders | OL2 8EU | 2026 |
| Golana Interiors Ltd | Builders | OL2 6EL | 2016 |
| Gottopave Driveways Ltd | Builders | OL2 6WJ | 2019 |
| Greenknight Nw Ltd | Builders | OL1 1TE | 2025 |
| Gridwork Ltd | Builders | OL3 5DL | 2025 |
| H & H Building Contractors Ltd | Builders | OL2 6HT | 2010 |
| H&M Renovators Ltd | Builders | OL1 2LE | 2026 |
| H&W Joinery Installations Ltd | Builders | OL2 6HT | 2020 |
| Havenhandz Ltd | Builders | OL1 4NH | 2025 |
| Hazel Builders Ltd | Builders | OL1 2NP | 2026 |
| Heights Access Ltd | Builders | OL3 5EW | 2006 |
| High Definition Renovations Ltd | Builders | OL2 8NY | 2022 |
| Himalayan Peak Ltd | Builders | OL1 2QN | 2020 |
| Homes Bricks Ltd | Builders | OL1 4AW | 2025 |
| Igs Services Eng Ltd | Builders | OL3 5DB | 2020 |
| Ims Construction Nationwide Ltd | Builders | OL1 1TE | 2019 |
| Install and Improve Ltd | Builders | OL3 5FZ | 2023 |
| J. Graham & Son (Oldham) Ltd | Builders | OL1 3NE | 1987 |
| Jds Building & Maintenance Ltd | Builders | OL1 4JE | 2024 |
| Jm Excavations Ltd | Builders | OL3 5DL | 2011 |
| Jnc Developments Ltd | Builders | OL3 5DL | 2014 |
| Jnc Insulation Ltd | Builders | OL3 5DL | 2005 |
| Joe Powell Brickwork Ltd | Builders | OL3 5DL | 2026 |
| Jrps Groundwork Ltd | Builders | OL3 5DB | 2024 |
| K B Construction (Saddleworth) Ltd | Builders | OL3 5RH | 2024 |
| K G Builders & Construction Ltd | Builders | OL3 5FZ | 2013 |
| K Value (Nw) Ltd | Builders | OL3 5DL | 2026 |
| Kape Building Solutions Ltd | Builders | OL3 5FZ | 2024 |
| Khan Builders Oldham Ltd | Builders | OL1 2AS | 2020 |
| Killan Structural Ltd | Builders | OL3 7ER | 1987 |
| Kjd Building Ltd | Builders | OL1 4EH | 2026 |
| Knight Property Management Ltd | Builders | OL3 5DF | 2026 |
| Lamas Thermaclad Ltd | Builders | OL1 3NE | 1994 |
| Landmark Solutions (Nw) Ltd | Builders | OL3 5DL | 2019 |
| Langton Architecture UK Ltd | Builders | OL3 7EP | 2016 |
| Lewis White Reclaim Ltd | Builders | OL2 6XR | 2025 |
| Lgt Facilities Management Ltd | Builders | OL3 5DB | 2018 |
| Little Elephant Ltd | Builders | OL3 5NB | 2017 |
| Lm Conversions Ltd | Builders | OL2 6HT | 2020 |
| Lm Stone Creative Ltd | Builders | OL3 5DB | 2021 |
| Lm Windows and Joinery Ltd | Builders | OL3 5UP | 2021 |
| Low Meadows Building Company Ltd | Builders | OL2 6HT | 2019 |
| M&L Civils and Data Group Ltd | Builders | OL3 5DB | 2026 |
| M.Nield Construction Ltd | Builders | OL2 8EQ | 2019 |
| Mag Groundworks Ltd | Builders | OL3 5DL | 2020 |
| Mam Projects Ltd | Builders | OL2 6HT | 2012 |
| Manchester Construction and Development Ltd | Builders | OL1 1TE | 2021 |
| Manchester Mezz Floors Ltd | Builders | OL1 4TJ | 2026 |
| Martin Lee Homes Ltd | Builders | OL2 6HT | 2020 |
| Maysand Ltd | Builders | OL2 6HT | 1994 |
| Maysand Preservation Co. Ltd | Builders | OL2 6HT | 1998 |
| Mcr Ch Properties Ltd | Builders | OL3 5DF | 2023 |
| Meadowgate Developments Ltd | Builders | OL1 3NJ | 2017 |
| Meqs Consult Ltd | Builders | OL2 8BL | 2010 |
| Met-Excel Ltd | Builders | OL2 6HT | 2006 |
| Mill Town Construction and Development Ltd | Builders | OL3 6HS | 2025 |
| Millgate Joiners and Builders Ltd | Builders | OL3 5RZ | 2009 |
| Mj Build Ltd | Builders | OL3 5DB | 2024 |
| Mms-UK Ltd | Builders | OL1 2XR | 2023 |
| Mpe Building Services Ltd | Builders | OL3 5DB | 2024 |
| Mr T Bird Ltd | Builders | OL3 6ES | 2016 |
| Ms Builders Sale Ltd | Builders | OL3 5DL | 2024 |
| National Property Assist Group Ltd | Builders | OL3 5DE | 2016 |
| New Focus Property Solutions Ltd | Builders | OL3 6HS | 2026 |
| Noble1solutions Ltd | Builders | OL2 8NY | 2026 |
| North West Rail, Civils & Construction Services Ltd | Builders | OL3 6LZ | 2017 |