| 121 Office Furniture Ltd | Wholesale & retail | 2012 |
| A Tech Heating Limited | Construction | 2000 |
| A.G. Barr P.L.C. | Manufacturing | 1904 |
| A.G. Barr Pension Trustee Limited | Financial services | 2013 |
| A.G. Barr Scottish Limited Partnership | | 2013 |
| Abacus Build Form Limited | Construction | 2019 |
| Abdul Qayum Property Ltd | Households | 2025 |
| Abronhill Hand Car Wash Ltd | Wholesale & retail | 2020 |
| Access Plus (Scotland) Ltd. | Administrative & support | 1998 |
| Adamswell Business Consultants Limited | Administrative & support | 2015 |
| ALL in Fitness Ltd | Arts & recreation | 2017 |
| Allan J Smith (Electrical Services) Limited | Extraterritorial | 2010 |
| Allornothing Fitness & Nutrition Ltd | Arts & recreation | 2018 |
| Allsports Construction & Maintenance Limited | Construction | 2005 |
| Alpha Chemicals Limited | Manufacturing | 1981 |
| Alrp Truck Driving Services Ltd | Administrative & support | 2020 |
| AMS Investments (Scotland) LLP | | 2008 |
| Andrew Richmond Limited | Professional & scientific | 2008 |
| Another Pretty Face Aesthetics Ltd | Health & social care | 2023 |
| Antonine Mobile Ltd | Wholesale & retail | 2019 |
| Aperta Limited | Information & communication | 1992 |
| AR Smallworks Ltd | Wholesale & retail | 2024 |
| Arbuckle Mclean Limited | Administrative & support | 2004 |
| Arctic Commissioning Ltd | Professional & scientific | 2019 |
| AS Electrical Glasgow Limited | Construction | 2024 |
| Astra Industries Ltd | Wholesale & retail | 2023 |
| ATH (Glasgow) Ltd | Real estate | 2021 |
| Atlantic Bulk Logistics Limited | Administrative & support | 1999 |
| Barry Nicholson Electrical Services Ltd | Construction | 2015 |
| Beechrow Homes Limited | Construction | 2009 |
| Betsy’S Kiosk Ltd | Hospitality | 2026 |
| Bonnyview Windows Ltd. | Administrative & support | 1997 |
| Cables Electrical Services Limited | Construction | 2007 |
| Cairn Care Solutions Limited | Administrative & support | 2025 |
| Cake Decor Ltd | Manufacturing | 2006 |
| Caledonia Doors Limited | Construction | 2014 |
| Caledonian Furniture Company Limited | Manufacturing | 1982 |
| Calfurn Group Ltd | Real estate | 2025 |
| Callum Mcmillan Electrical Services Ltd | Construction | 2025 |
| Calvert Property Holdings Limited | Real estate | 2019 |
| Capitol (Industrial) Batteries Systems Ltd. | Wholesale & retail | 2007 |
| Caradonna Ltd | Real estate | 2018 |
| Carroll's Window & Door Solutions Ltd | Construction | 2017 |
| Carson LTS Group Limited | Transport & logistics | 2013 |
| Cascade Technologies Holdings Limited | Financial services | 2012 |
| Central Belt Solutions Ltd | Administrative & support | 2025 |
| Central Fabrications Ltd | Manufacturing | 2009 |
| Central Scotland Adventures Ltd | Arts & recreation | 2022 |
| Child Central Training Limited | Education | 2016 |
| Chris Clarke Stonemasons & Builders Limited | Construction | 2001 |
| CKG Property Limited | Real estate | 2020 |
| Clanburn Properties Limited | Real estate | 1994 |
| Coatbridge and Cumbernauld Community Connect (4C Connect) Limited | Education | 2025 |
| Codealyser Ltd | Information & communication | 2025 |
| Comfort Homes (Scotland) Ltd | Real estate | 2020 |
| Complete Home & Interiors Ltd | Wholesale & retail | 2015 |
| Condorrat Blinds and Shutters Ltd | Wholesale & retail | 2023 |
| Constellation Glasgow Limited | Hospitality | 2021 |
| Container Sales (Scotland) Ltd | Extraterritorial | 2008 |
| Cormack (Aircraft Services) Limited | Administrative & support | 1977 |
| Cornerstone House Centre Ltd | Administrative & support | 2010 |
| Craig Chalmers & SON Ltd. | Transport & logistics | 2008 |
| Craiglinn Enterprises Ltd | Real estate | 2022 |
| Creative Studios Scotland Ltd | Professional & scientific | 2023 |
| Cumbernauld Auto Repairs Ltd | Wholesale & retail | 2020 |
| Cumbernauld & Kilsyth Nursery and OUT of School Care Limited | Education | 2004 |
| Cumbernauld Airport Limited | Other services | 1994 |
| Cumbernauld Alternative Network CIC | Manufacturing | 2021 |
| Cumbernauld FM Limited | Information & communication | 2017 |
| Cumbernauld Meal Prep Ltd | Wholesale & retail | 2025 |
| Cumbernauld Tandoori Limited | Hospitality | 2022 |
| Cumbernauld Theatre Trust Limited | Arts & recreation | 1978 |
| Cummings Electrical and Building Services Ltd | Construction | 2012 |
| DAG Engineering Limited | Construction | 2005 |
| Darroch Nursing Home Limited | Health & social care | 2003 |
| Dawsholm Self Storage Ltd | Transport & logistics | 2023 |
| Decor Stone Ltd | Transport & logistics | 2005 |
| Destiny Focus Care Initiative CIC | Other services | 2025 |
| Digitoo Wholesale and Retail Ltd | Wholesale & retail | 2024 |
| Doon Care Ltd. | Health & social care | 2004 |
| DOW Group Limited | Water & waste | 2005 |
| DP Building & Joinery Services Ltd. | Other services | 2016 |
| Drivetrain Services Ltd | Wholesale & retail | 2016 |
| DSN 79 Ltd | Construction | 2021 |
| Dulcey Tones Ltd | Professional & scientific | 2025 |
| Eassy Recovery and Storage Limited | Wholesale & retail | 2022 |
| Ecosene Ltd | Professional & scientific | 2019 |
| Egan Construction Ltd | Construction | 2012 |
| Eilicait Ltd | Hospitality | 2017 |
| Elliot’S Coffee House Ltd | Hospitality | 2026 |
| Emss Group Limited | Wholesale & retail | 2023 |
| Enatech Ltd | Professional & scientific | 2019 |
| Energen Biogas Limited | Energy | 2008 |
| Express Cars (Condorrat) Limited | Administrative & support | 2016 |
| Express Cars Ltd | Transport & logistics | 2018 |
| Express Service Centre Ltd | Manufacturing | 2013 |
| FAB Pipes Ltd | Manufacturing | 2021 |
| Farmfoods Freezer Centres Limited | Professional & scientific | 1993 |
| Farmfoods Group Limited | Professional & scientific | 1993 |
| Farmfoods Limited | Wholesale & retail | 1954 |