| Connolly Hair Ltd | Administrative & support | 2019 |
| Connolly Hairdressing Limited | Other services | 2013 |
| Connor Hall Ltd | Wholesale & retail | 2010 |
| Connors Edinburgh Ltd | Real estate | 2025 |
| Conon Fishings Syndicate Management Ltd | Administrative & support | 2021 |
| Conon SLP | | 1997 |
| Conon Syndicate Trustees Limited | Professional & scientific | 1985 |
| Conquer Business LP | | 2015 |
| Conrad (Lillyhall) Limited | Energy | 2014 |
| Conrad Finanz L.P. | | 2011 |
| Conradz Building Services Ltd | Construction | 2025 |
| Cons-Ed Ltd | Administrative & support | 2024 |
| Consafe Ltd | Construction | 2023 |
| Consalis Ltd | Information & communication | 2011 |
| Conscience Amoureuse LP | | 2024 |
| Consecutive Success LP | | 2016 |
| Consensus Capital Group Limited | Real estate | 2011 |
| Consensus Capital Holdings Limited | Professional & scientific | 2010 |
| Consensus Capital Trustee Limited | Extraterritorial | 2017 |
| Consensus One Ltd | Information & communication | 2023 |
| Consensys Capital LP | | 2018 |
| Conservation Secondary Glazing Limited | Manufacturing | 2020 |
| Conservatory Renovation Company Ltd | Construction | 2016 |
| Consider IT Holdings Limited | Financial services | 2023 |
| Consider IT Limited | Information & communication | 2007 |
| Considerate Construction Limited | Construction | 2015 |
| Considerit Vegan (Edinburgh) Limited | Hospitality | 2022 |
| Consilia Group | | 1993 |
| Consilium Homes Limited | Construction | 2015 |
| Consolery Export LP | | 2014 |
| Consolidated Contractors Company LP | | 2015 |
| Consort Healthcare (Edinburgh Royal Infirmary) Finance Limited | Administrative & support | 2007 |
| Consort Healthcare (Edinburgh Royal Infirmary) Holdings Limited | Administrative & support | 1998 |
| Consort Healthcare (Edinburgh Royal Infirmary) Investments Limited | Administrative & support | 2007 |
| Consort Healthcare (Edinburgh Royal Infirmary) Limited | Construction | 1998 |
| Consort Healthcare (Fife) Holdings Limited | Administrative & support | 2008 |
| Consort Healthcare (Fife) Intermediate Limited | Administrative & support | 2008 |
| Consort Healthcare (Fife) Limited | Administrative & support | 2008 |
| Consortium 220 LLP | | 2013 |
| Construction & Property Recruitment Ltd | Administrative & support | 2004 |
| Construction 25 Ltd | Construction | 2025 |
| Construction Materials Testing Ltd. | Professional & scientific | 2004 |
| Construction Planning Office LP | | 2025 |
| Construction Systems and Development Group LP | | 2015 |
| Construtech Steel & Joinery Ltd | Manufacturing | 2022 |
| Consuela Business LP | | 2016 |
| Consult & Advise L.P. | | 2012 |
| Consult BMD Limited | Professional & scientific | 2022 |
| Consult City LP | | 2014 |
| Consult Corporation L.P. | | 2011 |
| Consultaid Collective LP | | 2026 |
| Consultancy and Finance Services Limited | Information & communication | 2024 |
| Consultant Metal L.P. | | 2014 |
| Consultex | | 1994 |
| Consultez Ltd | Information & communication | 2021 |
| Consulting Advance LP | | 2014 |
| Consultraining Limited | Education | 2002 |
| Consumer Rights (Scotland) CIC | Other services | 2023 |
| Contact Point UK Ltd | Administrative & support | 2020 |
| Contact Security Scotland Limited | Construction | 2009 |
| Contactverse Galactic Labs Limited | Information & communication | 2025 |
| Contagious (UK) Limited | Administrative & support | 2001 |
| Contagious Publishing Limited | Extraterritorial | 2007 |
| Containary Limited | Construction | 2026 |
| Container Safe Bathgate Ltd | Transport & logistics | 2024 |
| Containerized Limited | Manufacturing | 2025 |
| Containeroam Limited | Construction | 2026 |
| Containers for ALL Ltd | Administrative & support | 2020 |
| Containers Limited | Wholesale & retail | 2002 |
| Contemporary Render Solutions Ltd | Construction | 2019 |
| Content Invest LP | | 2016 |
| Content Logistics LP | | 2013 |
| Contento Management LP | | 2015 |
| Conterra Holdings LP | | 2018 |
| Conterra LP | | 2015 |
| Contex Europe L.P. | | 2009 |
| Context Health MDM Ltd | Information & communication | 2019 |
| Context Projects Ltd | Real estate | 2019 |
| Conti Alliance LP | | 2015 |
| Continental Business LP | | 2016 |
| Continental Craft LT Limited | Wholesale & retail | 2025 |
| Continental Legal Services LP | | 2014 |
| Continental Logistics L.P. | | 2010 |
| Continental SLP | | 2004 |
| Continuous Process Consulting Ltd | Professional & scientific | 2024 |
| Continuum (Scotland) Limited | Professional & scientific | 1997 |
| Continuum Industries Ltd | Information & communication | 2018 |
| Continvest L.P. | | 2016 |
| Contofield International School LP | | 2015 |
| Contostar L.P. | | 2015 |
| Contour Management LP | | 2011 |
| Contour Planning Ltd | Professional & scientific | 2021 |
| Contour Scotland Limited | Professional & scientific | 2023 |
| Contract Consult UK Limited | Professional & scientific | 2009 |
| Contract Heating Limited | Construction | 2002 |
| Contract.Mcmath Ltd | Information & communication | 2024 |
| Contractax Limited | Other services | 2014 |
| Contractor Payments (Scotland) Ltd | Other services | 2025 |
| Contrading LP | | 2012 |
| Control Access LP | | 2014 |