| Learn & Pass Driving School Ltd | Education | 2022 |
| Lee's Kitchen Ltd. | Hospitality | 2017 |
| Lehar Trading Limited | Wholesale & retail | 2009 |
| Lightrofit Ltd | Wholesale & retail | 2023 |
| Ligna Construction Ltd | Construction | 2016 |
| Lillys and Lace Ltd | Other services | 2010 |
| Linarin Limited | Hospitality | 2018 |
| Little Lion Events SW Ltd | Administrative & support | 2026 |
| Llewellyn's Car Sales (Bargoed) Ltd | Wholesale & retail | 2016 |
| Lsrj Properties Ltd | Real estate | 2023 |
| Lulu Pizzeria Ltd | Hospitality | 2020 |
| M R Electrical (Bargoed) Limited | Construction | 2015 |
| MAC Construction and Groundworks Limited | Construction | 2018 |
| Maple (336) Limited | Households | 2008 |
| Maple (337) Limited | Real estate | 2008 |
| Maven Writers Limited | Wholesale & retail | 2018 |
| MB Property Developers Limited | Real estate | 2025 |
| Mccarpentryjoinery Ltd | Construction | 2015 |
| MCR Network Consulting Ltd | Information & communication | 2025 |
| MH Rail Engineering Limited | Construction | 2019 |
| Midnight Bars Group Ltd | Financial services | 2023 |
| Midnight Bars Ltd | Hospitality | 2025 |
| Midnight Group Ltd | Financial services | 2023 |
| Midnight PUB Ltd | Hospitality | 2024 |
| Monster Mountain MX Ltd | Arts & recreation | 2024 |
| Motogistics UK Ltd. | Transport & logistics | 2017 |
| Mpbc Ltd | Professional & scientific | 2015 |
| MPS Groundworks Limited | Construction | 2020 |
| MRM Ajantha Limited | Hospitality | 2023 |
| MRM Bake and Shake Ltd | Wholesale & retail | 2026 |
| My Homes Estate Agents Limited | Real estate | 2024 |
| Myall Electrical Contractors Ltd | Manufacturing | 2025 |
| NDS Healthcare Ltd | Administrative & support | 2021 |
| New Continental Cafe Bargoed Ltd | Hospitality | 2026 |
| New Horizons Estate Agents Ltd | Real estate | 2026 |
| Nivas & JEE Ltd | Wholesale & retail | 2024 |
| Norva Transport Ltd | Transport & logistics | 2023 |
| NOS DA Healthcare Ltd | Administrative & support | 2008 |
| NS Energy Ltd | Construction | 2024 |
| ON the Beat Expressive Arts Ltd | Education | 2018 |
| Oren Technology Ltd | Information & communication | 2026 |
| Orinsteel Limited | Manufacturing | 2025 |
| P Mcginty Holdings Limited | Real estate | 2026 |
| Parc House Domiciliary Care Limited | Health & social care | 2023 |
| Parc House Ltd | Health & social care | 2020 |
| Paydude Limited | Administrative & support | 2024 |
| Pecker Power Ltd | Construction | 2019 |
| Petra Publishing Ltd | Information & communication | 2022 |
| Philip Coggan GUN Engraving Limited | Other services | 2003 |
| Phoenix Education Collective Ltd | Administrative & support | 2025 |
| Pirpak Cleaning Ltd | Administrative & support | 2025 |
| Pitmunds Ltd | Construction | 2025 |
| Pizza Addict Ltd | Hospitality | 2026 |
| Pontlottyn Farms Limited | Agriculture & fishing | 2026 |
| Pontlottyn Housing Ltd | Real estate | 2002 |
| Powell Construction Services Limited | Construction | 2018 |
| Power of Creation Limited | Information & communication | 2017 |
| Pristine Flooring Limited | Construction | 2024 |
| Project Alloys Ltd | Wholesale & retail | 2020 |
| Pullens Properties Ltd | Real estate | 2024 |
| R Layman Landscaping & Groundworks Ltd | Construction | 2016 |
| R Layman Ltd | Construction | 2024 |
| R M Andrews Brickwork Limited | Construction | 2010 |
| R M Mechanical Engineering Ltd | Professional & scientific | 2025 |
| R&L Enviromental Ltd | Professional & scientific | 2024 |
| Rasho 97 Ltd | Hospitality | 2025 |
| RDX Services Ltd | Construction | 2018 |
| Reesource Site Engineering Ltd | Construction | 2024 |
| Release the Sounds Limited | Information & communication | 2020 |
| Rico Stores Ltd | Wholesale & retail | 2024 |
| Rodent Drain Repair Services Ltd | Administrative & support | 2026 |
| Rodin Delivery Ltd | Transport & logistics | 2022 |
| Rolling Classics Ltd | Wholesale & retail | 2018 |
| Roma Roofing Supplies Limited | Wholesale & retail | 2010 |
| Roseman Home Solutions Ltd | Construction | 2022 |
| RTB Bowls Facilities Limited | Arts & recreation | 2019 |
| Santa Clara Properties Limited | Real estate | 2016 |
| SD James Construction Limited | Construction | 2010 |
| SD James Holdings Limited | Real estate | 2017 |
| Serene London Private Events Limited | Hospitality | 2025 |
| SEW Precious Ltd | Manufacturing | 2025 |
| Sexy Fish Ltd | Transport & logistics | 2021 |
| Shadow Entertainments Limited | Hospitality | 2001 |
| Shadow Scaffolding Services Limited | Construction | 2011 |
| Shannon Rhys Ventures Ltd | Real estate | 2025 |
| SHJ Carpentry and Building Maintenance Limited | Construction | 2023 |
| Silhouette & SIP Ltd | Hospitality | 2025 |
| Silhouette Academy Ltd | Other services | 2026 |
| Silhouette Body Sculpt Ltd | Other services | 2024 |
| Silhouette Leads Ltd | Other services | 2025 |
| Simply Christmas Limited | Wholesale & retail | 2005 |
| SJC Therapy Ltd | Health & social care | 2023 |
| SL Financial Ltd | Financial services | 2023 |
| SLM Produce Limited | Wholesale & retail | 2025 |
| Snowden Harris & Co Limited | Real estate | 2026 |
| Solutions Financial Consultancy (Llanelli) Limited | Real estate | 2019 |
| South Wales Performance Limited | Wholesale & retail | 2020 |
| SPD Motorwerks Ltd | Wholesale & retail | 2026 |
| Speedy Spanners Automotive Ltd | Wholesale & retail | 2019 |
| Spencer's ALL Sorts Limited | Wholesale & retail | 2025 |