| Micro Electronic Machine Assembly Ltd | Manufacturing | 2018 |
| MID Road Garage Ltd | Wholesale & retail | 2023 |
| MMG (Edinburgh) Ltd | Construction | 2017 |
| Modus Prime Ltd | Information & communication | 2024 |
| Montgomery Empire Ltd | Real estate | 2022 |
| Montgomery Property Lets Ltd | Hospitality | 2024 |
| Moscar LLP | | 2012 |
| Moscar Trading Limited | Administrative & support | 2014 |
| Movemate Relocations Limited | Transport & logistics | 2025 |
| MTC (East) Ltd | Hospitality | 2015 |
| Mtuk Group Limited | Professional & scientific | 2026 |
| Mullens Coachworks Limited | Wholesale & retail | 2025 |
| MULTI-21 Solutions Ltd | Wholesale & retail | 2015 |
| Myra's Tailoring Limited | Other services | 2019 |
| Nationwide Portals Ltd | Information & communication | 2026 |
| Naturally YOU Beauty Studio Ltd | Other services | 2024 |
| Number Express Ltd | Hospitality | 2023 |
| OFF Piste Madness Limited | Administrative & support | 2002 |
| Oliver Hudson Property Ltd | Real estate | 2025 |
| PAN Convenience Store Limited | Construction | 2015 |
| Payeasypro Limited | Financial services | 2020 |
| Pearls & Pixels Ltd | Information & communication | 2025 |
| Pennypit Community Development Trust | Education | 2011 |
| Peter Dery Physio Ltd | Other services | 2025 |
| Pinnacle Media Productions Limited | Information & communication | 2017 |
| Pivot Around the World Ltd | Information & communication | 2019 |
| Plaster Skills Scotland Ltd | Construction | 2026 |
| Platform Roofing Ltd | Construction | 2023 |
| Platinum Caravan Holidays Ltd | Hospitality | 2023 |
| Platinum Property Services (Scotland) Ltd | Construction | 2014 |
| Polish Family Support Centre | Health & social care | 2003 |
| Poppy Homecare Ltd | Health & social care | 2014 |
| Port Seton News Ltd | Wholesale & retail | 2025 |
| Premier Installations SES Ltd | Construction | 2023 |
| Preston Masonry Limited | Construction | 2024 |
| Prestonpans Cafe Limited | Hospitality | 2024 |
| Production HQ Ltd | Professional & scientific | 2018 |
| Project Serendipity Edinburgh Limited | Other services | 2017 |
| R.Lumsden Electric Ltd | Construction | 2025 |
| Reid Property Limited | Real estate | 2026 |
| Remappingscotland Ltd | Wholesale & retail | 2026 |
| RGB Consultancy Ltd | Information & communication | 2007 |
| Robert Borthwick Mortgage Broker Ltd | Financial services | 2019 |
| Rockstead Groundworks Ltd | Construction | 2025 |
| S Gibson Limited | Professional & scientific | 2026 |
| Sanset Ltd | Wholesale & retail | 2025 |
| Savvy Sort Ltd | Wholesale & retail | 2026 |
| Savvy VP Limited | Administrative & support | 2022 |
| SC Catering Ltd | Hospitality | 2024 |
| Scablecarehelpathome Limited | Health & social care | 2021 |
| Scotia Light Rail Services Limited | Transport & logistics | 2023 |
| Scott Cunningham Joinery Ltd | Administrative & support | 2016 |
| Scottish Games Network Ltd. | Information & communication | 2022 |
| SD Hairdressing Ltd | Other services | 2025 |
| Seacross Global Ltd | Wholesale & retail | 2014 |
| Seazan Investment UK Private Limited | Real estate | 2024 |
| SF Prestonpans Ltd | Hospitality | 2025 |
| SF. Flooring Limited | Construction | 2009 |
| SFD Snacks Limited | Hospitality | 2021 |
| Shads Supermarket LLP | | 2013 |
| Shaun Dunn Plumbing & Heating Ltd | Wholesale & retail | 2025 |
| Sheron Digital Limited | Information & communication | 2025 |
| Shop Best Ltd | Wholesale & retail | 2025 |
| Signature Security Solutions Scotland Ltd | Administrative & support | 2019 |
| Simarjit Sons Limited | Wholesale & retail | 2022 |
| Sixstar Bespoke Tours Ltd | Administrative & support | 2020 |
| SJ Bain Property Ltd | Real estate | 2023 |
| SK Foods Pans Ltd | Hospitality | 2025 |
| Skintalks Ltd. | Health & social care | 2011 |
| Smart (D-Apps) Ltd | Information & communication | 2018 |
| Smart Glazing (Lothian) Ltd | Construction | 2025 |
| Spaceboy Coffee Ltd | Manufacturing | 2026 |
| STM Car Sales Ltd | Wholesale & retail | 2023 |
| STM Property Solutions UK Ltd | Real estate | 2024 |
| Stone Fired Ltd | Hospitality | 2026 |
| Strive 4 Excellence Limited | Extraterritorial | 2020 |
| Summitlands Ltd | Administrative & support | 2026 |
| Supreme Barbers Edinburgh Ltd | Other services | 2026 |
| Swimwell (Scotland) Ltd. | Other services | 2004 |
| Tails UP Dog Grooming Limited | Other services | 2025 |
| Target Tuning Ltd | Wholesale & retail | 2025 |
| Tartan Tornado Properties Ltd | Real estate | 2020 |
| Tartanbartendingco Ltd | Hospitality | 2025 |
| Tenpin Property Ltd | Real estate | 2021 |
| Terry Dickson Taxis Ltd. | Professional & scientific | 2023 |
| That GUY Barber Academy Ltd | Other services | 2026 |
| Thatguybarberstudio Ltd | Other services | 2020 |
| THE Battle of Prestonpans (1745) Heritage Trust | Arts & recreation | 2006 |
| THE Coras Group Ltd | Professional & scientific | 2025 |
| THE Entertainment Hire Company Limited | Arts & recreation | 2024 |
| THE Fenton Painting Company Ltd | Construction | 2021 |
| THE Gravity Collective Ltd | Wholesale & retail | 2021 |
| THE Premium Bakery Limited | Manufacturing | 2007 |
| THE Railway Tavern Public House Ltd | Hospitality | 2025 |
| THE Scottish Battlefields Trust | Education | 2015 |
| THE Spice Witch Ltd | Manufacturing | 2018 |
| THE Sweet Boutique Limited | Wholesale & retail | 2016 |
| THE WEE Pana Ltd | Hospitality | 2026 |
| Thermoplumb Solutions Limited | Construction | 2025 |
| Thomas Wishart Construction Ltd | Construction | 2016 |