| Chilli and Flame Ltd | Hospitality | 2025 |
| Chilliyo Zone Limited | Hospitality | 2026 |
| Chintys Ltd | Wholesale & retail | 2018 |
| CHL Site Services Ltd | Water & waste | 2021 |
| Chris Steven Freight Ltd | Transport & logistics | 2023 |
| Chris Wizz Joinery Ltd. | Construction | 2026 |
| Christine Hartley Limited | Extraterritorial | 2021 |
| Chryseis Technologies Limited | Information & communication | 2025 |
| Churchill Assessment Services Ltd | Professional & scientific | 2023 |
| Cinematique Film Company Ltd | Extraterritorial | 2012 |
| Cirox Beauty Ltd | Wholesale & retail | 2023 |
| CJ Carpet Fitting Services Limited | Other services | 2025 |
| CJ Hudson Delivery Ltd | Transport & logistics | 2026 |
| CJC OPS Limited | Professional & scientific | 2025 |
| CJM Transport Ltd | Transport & logistics | 2024 |
| Cjohnstone Limited | Professional & scientific | 2024 |
| Ckvr Limited | Wholesale & retail | 2025 |
| Clan Italia Limited | Wholesale & retail | 2007 |
| Clarence Nursery Ltd. | Other services | 1998 |
| Clarendown Limited | Real estate | 1999 |
| Clark Electronic Consultants Limited | Professional & scientific | 2013 |
| Clark Eriksson Associates Limited | Extraterritorial | 1990 |
| Clark Leavy Pallets Ltd. | Manufacturing | 2023 |
| Clark Manufacturing Ltd | Manufacturing | 2026 |
| Clarkstone Ltd | Construction | 2018 |
| Classic Joinery Products Limited | Manufacturing | 2011 |
| Clear Accord Consulting Ltd | Professional & scientific | 2026 |
| Clear Path Estate Services Ltd | Transport & logistics | 2024 |
| Clearview Photography Limited | Professional & scientific | 2026 |
| Clever Clogs @ 19 Ltd | Wholesale & retail | 2018 |
| CLK Property Ltd | Real estate | 2018 |
| Cloud Cleaning Falkirk Limited | Administrative & support | 2025 |
| Cloud Nine Events (SCO) Limited | Manufacturing | 2020 |
| Clydecentral Services Ltd | Other services | 2020 |
| Clydesdale Glazing of Stirling Limited | Construction | 2022 |
| CM Estates Ltd. | Real estate | 2003 |
| CMC (Falkirk) Ltd | Manufacturing | 2018 |
| CMC Plumbing and Heating Limited | Construction | 2006 |
| CML Web Services Limited | Information & communication | 2005 |
| CMM Medical Limited | Health & social care | 2026 |
| Codearchive.Com Ltd. | Hospitality | 1999 |
| Codero Ltd | Information & communication | 2023 |
| Coffee LAB Ltd | Wholesale & retail | 2019 |
| Colin for Heat Ltd | Construction | 2023 |
| Colin Nixon Limited | Wholesale & retail | 2011 |
| Colin Smith Decorating Ltd | Administrative & support | 2015 |
| Colours by Tracy Limited | Other services | 2022 |
| Comfort Catering Ltd | Hospitality | 2025 |
| Comkoro Limited | Hospitality | 2025 |
| Commercial Consultants Ltd | Professional & scientific | 2024 |
| Committed to Ending Abuse ( CEA) Limited | Health & social care | 2010 |
| Community Focus Scotland CIC | Administrative & support | 2015 |
| Community Schools 2008 Charity | Administrative & support | 2007 |
| Community Wellbeing and Education CIC | Education | 2021 |
| Compass Procurement Ltd | Administrative & support | 2026 |
| Compassionate Hearts Homecare Limited | Health & social care | 2024 |
| Complete Door Solutions Limited | Administrative & support | 2020 |
| Complete Property Services NG Ltd | Construction | 2013 |
| Complier Consultants Limited | Financial services | 2026 |
| Composites Consulting Limited | Professional & scientific | 2018 |
| Computech IT Support Limited | Information & communication | 2017 |
| Concept Tactical Limited | Manufacturing | 2025 |
| Confido Consulting Limited | Professional & scientific | 2006 |
| Conlin Plant Limited | Administrative & support | 2018 |
| Connaghan Estates Limited | Financial services | 2026 |
| Connal & Co Ltd | Other services | 2008 |
| Connal Limited | Professional & scientific | 2011 |
| Connect AI Media Ltd | Information & communication | 2025 |
| Conner's Car Corrections Ltd | Wholesale & retail | 2024 |
| Connolly Property (UK) Ltd. | Households | 2016 |
| Connor Barrett Photography Ltd | Professional & scientific | 2025 |
| Connorh Limited | Financial services | 2025 |
| Consensus Consulting Group Ltd | Professional & scientific | 2018 |
| Controls Commissioning & Consultancy Solutions Ltd. | Other services | 2017 |
| Coorie Hospitality Limited | Professional & scientific | 2023 |
| Copa Resourcing Group Ltd | Administrative & support | 2019 |
| Core Shift Ltd | Arts & recreation | 2025 |
| Corinne Forbes Agencies Ltd. | Wholesale & retail | 2010 |
| Cork N Fork Limited | Hospitality | 2025 |
| Coxhill Farm Limited | Agriculture & fishing | 2005 |
| CP Interiors Scotland Ltd | Other services | 2019 |
| CPD Tech Solutions Limited | Information & communication | 2016 |
| Cracking Glass Limited | Construction | 2017 |
| Craftease Coffee Ltd | Hospitality | 2023 |
| Craigend Cottage Farm Limited | Agriculture & fishing | 2017 |
| Craighorn Consultancy Limited | Professional & scientific | 2018 |
| Crawford Hunter Upholstery Ltd | Other services | 2012 |
| CRC Properties Scotland Limited | Professional & scientific | 2016 |
| Crichton Homes Ltd | Real estate | 2022 |
| Crosbie Consulting Limited | Information & communication | 2007 |
| Cross CX Ltd | Professional & scientific | 2026 |
| Crossgatehead Properties Limited | Real estate | 2005 |
| Crowd Racing Limited | Administrative & support | 2016 |
| Crozier Crescent Limited | Real estate | 2024 |
| Cruikshank Chiropractic Ltd | Health & social care | 2015 |
| CSB Bricklaying & Developments Ltd | Construction | 2026 |
| Csfitness Performance Ltd | Health & social care | 2026 |
| CSFITNESS88 Ltd | Health & social care | 2023 |
| Csgs Properties Limited | Real estate | 2020 |
| CSK Circuits Ltd | Wholesale & retail | 2013 |