| A1 Speediprint Ltd | Manufacturing | 2010 |
| Armstrong Health Professionals Ltd | Health & social care | 2011 |
| ASPACE2 CIC | Health & social care | 2012 |
| Braidwater (Strategic Land) Limited | Construction | 2026 |
| BRM Plant Restoration and Engineering Services Ltd | Wholesale & retail | 2023 |
| BRM Property Investment NI Limited | Real estate | 2025 |
| Broadwood Management Ltd | Other services | 1986 |
| Campsie Payments Limited | Information & communication | 2025 |
| Campsie Storage Ltd | Real estate | 2018 |
| Carella Laminate Systems Ltd. | Manufacturing | 1989 |
| CML Salvage Ltd | Wholesale & retail | 2019 |
| Community Recycling Ltd | Wholesale & retail | 2019 |
| Copperfast Plumbing & Heating Services Limited | Construction | 2006 |
| Culinary Arts Ltd | Manufacturing | 2003 |
| Dogleap Computers Ltd | Information & communication | 2014 |
| E H Allingham Construction (N.I.) Limited | Construction | 2019 |
| Eglinton Equestrian Limited | Arts & recreation | 1999 |
| Exclusiv Fitted Interiors Limited | Manufacturing | 1992 |
| Fire and Ice Campsie Ltd | Other services | 2026 |
| GPL Contractors Ltd | Construction | 2017 |
| Gurney Developments Ltd | Construction | 2026 |
| Hilltop Garage Limited | Wholesale & retail | 2025 |
| Hilltop Landscapes Ltd | Administrative & support | 2009 |
| Imperium Electrical Ireland Ltd | Construction | 2018 |
| Innovated Aluminium Technology Limited | Manufacturing | 2015 |
| Irish Road Motors Limited | Manufacturing | 1920 |
| IRM Mojo Holdings Limited | Financial services | 2017 |
| IRM Mojo Property Limited | Real estate | 2017 |
| Jcza Holdings Limited | Wholesale & retail | 2018 |
| JNL Developments Ltd | Construction | 2007 |
| JOC Mechanical & Electrical Holdings Limited | Financial services | 2024 |
| Kevin Watson Contracting Ltd | Administrative & support | 2023 |
| Liam Mclaughlin Architects Ltd | Professional & scientific | 2016 |
| Logue Industries Ltd | Real estate | 2001 |
| Maiden Detail Tyres Ltd | Wholesale & retail | 2020 |
| Mccaffery Kitchens Ltd | Manufacturing | 2021 |
| Mceleney Properties Limited | Real estate | 2025 |
| Msfs Properties Ltd | Construction | 2010 |
| Msfs Rentals Ltd | Households | 2024 |
| Mullan's Paving and Groundwork Contracts Limited | Construction | 2020 |
| New Lynwood Homes Limited | Construction | 2025 |
| Nollam Contracts Limited | Construction | 2012 |
| O'Connor Engineering Solutions Limited | Financial services | 2024 |
| Pdl-Ni Ltd | Professional & scientific | 2024 |
| Precision Industrial Services Limited | Administrative & support | 1999 |
| Preloved Revolution Ltd | Wholesale & retail | 2023 |
| Prms Properties NI Ltd | Real estate | 2022 |
| Sanctuary Web Services Ltd | Wholesale & retail | 2020 |
| SC Timber Frames Ltd | Manufacturing | 2025 |
| School House Mews Limited | Households | 1997 |
| Smyth Veterinary Services (UK) Limited | Agriculture & fishing | 2017 |
| SPG Mechanical Limited | Manufacturing | 2024 |
| T&J Montgomery Contracts Limited | Agriculture & fishing | 2017 |
| T&T Frozen Foods Limited | Wholesale & retail | 2002 |
| Tensile Properties Ltd | Real estate | 1982 |
| THE Doghouse of Eglinton Ltd | Wholesale & retail | 2025 |
| Westlake Property Management Limited | Households | 2008 |