| A.C.A. Assets Ltd | Administrative & support | 2009 |
| A.F.P. Construction (Bishopton) Limited | Construction | 1977 |
| ACA Group Limited | Financial services | 2016 |
| ACA Holdings Limited | Professional & scientific | 2004 |
| ACA Scotland Ltd | Manufacturing | 2013 |
| AFP Plant Hire Limited | Administrative & support | 2014 |
| Aqua IT Support Ltd | Information & communication | 2014 |
| Barnhill Farmshop Limited | Hospitality | 2019 |
| Botanic Earth Limited | Other services | 2007 |
| Bray Controls (UK) Limited | Manufacturing | 1996 |
| Brifi Limited | Real estate | 2017 |
| Brown Brothers & Company, Limited | Extraterritorial | 1901 |
| Chard Organic Produce CIC | Agriculture & fishing | 2024 |
| CMK Investments Limited | Administrative & support | 2014 |
| Drumcar Holdings Limited | Financial services | 2014 |
| Dusty TLP Limited | Hospitality | 2014 |
| Expresstrolley Limited | Wholesale & retail | 2022 |
| Inchinnan 110 Ltd | | 2011 |
| Inchinnan Development Trust Ltd | Other services | 2020 |
| Indarra Ltd | Professional & scientific | 2011 |
| John Thompson Cochran Limited | Extraterritorial | 1923 |
| L & C Automotive Specialists Limited | Wholesale & retail | 2026 |
| Landcare Solutions (Scotland) Limited | Construction | 2003 |
| Littleinch Limited | Health & social care | 1988 |
| Macrocom (1053) Limited | Professional & scientific | 1998 |
| Morrison Community Care Reilly Ventures (Andover) Holdco Ltd | Financial services | 2026 |
| Morrison Community Care Reilly Ventures (Andover) Propco Ltd | Financial services | 2026 |
| Mosshall Home Care Ltd | Health & social care | 2021 |
| Old Mill Chimneys (Scotland) Limited | Construction | 2008 |
| Peak Industrial Limited | Manufacturing | 2011 |
| Peak International Group Limited | Financial services | 2004 |
| Peak Scientific Instruments Limited | Manufacturing | 1997 |
| Quantum Telecom Limited | Information & communication | 1998 |
| Reilly Consultants LLP | | 2024 |
| Sportsgrounds Limited | Professional & scientific | 1993 |
| Teknek (China) Limited | Manufacturing | 2002 |
| THE Homework Diary Company Limited | Information & communication | 2017 |
| THE Tavern at Braehead Ltd | Hospitality | 2025 |
| Thomas Johnstone Limited | Manufacturing | 1992 |
| WEG Cafe Limited | Hospitality | 2022 |