| 1 Mounts View Limited | Real estate | 2025 |
| 2 Mounts View Limited | Real estate | 2025 |
| 53A Guildford Road Management Limited | Households | 2020 |
| A Goldstitch Christmas CIC | Health & social care | 2023 |
| A. Electrical Contractors Ltd | Construction | 2024 |
| A.L.T Industries Limited | Wholesale & retail | 2023 |
| A.T Lawn Care & Landscaping Ltd | Agriculture & fishing | 2024 |
| A30 Designs Ltd | Manufacturing | 2020 |
| Abbey Design Display and Exhibitions Limited | Administrative & support | 2001 |
| Abide Tech Ltd | Information & communication | 2026 |
| Academy of Surfing Instructors Ltd | Education | 2013 |
| ACS (Gulval) Limited | Construction | 2021 |
| ACS Land & Property Limited | Real estate | 2017 |
| Adam Masters General Builders Ltd | Construction | 2022 |
| Adde (Redditch) Holdings Limited | Professional & scientific | 2010 |
| Admus Enterprises Ltd | Wholesale & retail | 2023 |
| Aerolite Limited | Professional & scientific | 2016 |
| Agan Devedhek Ltd | Agriculture & fishing | 2020 |
| Agri-Mediate Limited | Professional & scientific | 2014 |
| AJP Tyres Ltd | Wholesale & retail | 2024 |
| Alpine Ceilings Limited | Construction | 2006 |
| Amelies Events Limited | Hospitality | 2018 |
| AND Finally Group Ltd | Professional & scientific | 2025 |
| Andy Martin Groundworks Limited | Construction | 2021 |
| Angarrack Management Limited | Real estate | 2002 |
| Angarrack Mews Management Company Limited | Households | 2001 |
| Anned Group Ltd | Financial services | 2024 |
| Ansum Film Productions Limited | Information & communication | 2014 |
| Apple Core Support Limited | Information & communication | 2020 |
| Appledown Care Home Limited | Health & social care | 2011 |
| Archdale Land Services Limited | Agriculture & fishing | 2006 |
| Architecture and LLP | | 2002 |
| ARK Flats Management Company Limited | Households | 2007 |
| Aspects Holidays Ltd | Hospitality | 2012 |
| Aspire South West Limited | Arts & recreation | 2013 |
| Atid Media Ltd | Professional & scientific | 2023 |
| Atlantic Car Sales Ltd | Wholesale & retail | 2023 |
| Atlantic Edge Property Group Limited | Real estate | 2023 |
| Attolla Ltd | Information & communication | 2010 |
| Aventailsecurity Ltd | Administrative & support | 2013 |
| Aventur Limited | Financial services | 2026 |
| Avenue Developments (Cornwall) Limited | Real estate | 2017 |
| B B N Electrical Contractors Limited | Construction | 2006 |
| B Jopson Painters & Decorators Limited | Construction | 2005 |
| Barbarossa Properties Ltd | Households | 2024 |
| Bassett Group Limited | Professional & scientific | 1988 |
| Beachside Leisure Holidays Limited | Hospitality | 1959 |
| Beck Eco Limited | Professional & scientific | 2024 |
| Belerion Fitness Ltd | Arts & recreation | 2018 |
| Bellus Luxury Essentials Limited | Wholesale & retail | 2025 |
| BEN Luck Construction Ltd | Construction | 2015 |
| BEN Luck Properties Ltd | Real estate | 2026 |
| Berkeley Leisure Limited | | 1999 |
| Bespoke Handling Equipment Limited | Manufacturing | 2010 |
| BHE Holdings Limited | Financial services | 2021 |
| BHE Property Limited | Real estate | 2021 |
| Bickerstaff & Co Limited | Professional & scientific | 2005 |
| Bickerstaffs (SW) Ltd | Professional & scientific | 2025 |
| Bkstage Ltd | Information & communication | 2025 |
| Blackgold SW Limited | Wholesale & retail | 2023 |
| Bodriggy Pharmacy Ltd | Health & social care | 2013 |
| Bodriggy Project Ltd | Wholesale & retail | 2013 |
| BON Kulu Limited | Real estate | 2023 |
| Bosbeare Ltd | Professional & scientific | 2012 |
| Bosence Farm Community Limited | Health & social care | 2001 |
| Boutique Retreats Ltd | Hospitality | 2013 |
| Boutique Retreats Properties LLP | | 2011 |
| Bradley Management (SW) Limited | Households | 2021 |
| Bradleys Motors Limited | Wholesale & retail | 2004 |
| Brando Estates Limited | Real estate | 2025 |
| Brayhill Limited | Professional & scientific | 2024 |
| Brickwise Limited | Information & communication | 2025 |
| BSR Conveyancing Services Limited | Professional & scientific | 2023 |
| Bull PEN Developments Ltd | Hospitality | 2020 |
| Burch Carpentry Limited | Construction | 2018 |
| Burrows Rentals Limited | Real estate | 2021 |
| BY the Bay Co Cornwall Ltd | Administrative & support | 2022 |
| C B Bryant Construction Limited | Construction | 2014 |
| C Owens Aviation Ltd | Other services | 2018 |
| C.P.Richards & SON Limited | Agriculture & fishing | 1960 |
| Cake Scaffolding Ltd | Construction | 2022 |
| Calloose Caravan & Motorhome Storage Ltd | Transport & logistics | 2023 |
| Calloose Caravan Park Ltd | Hospitality | 2017 |
| Carbis Construction Limited | Construction | 2015 |
| Cardell Jenkins Limited | Construction | 2023 |
| Caresta Limited | Health & social care | 2005 |
| Carnhell Green Vintage Rally Limited | Arts & recreation | 2017 |
| Cat Hole Cottages Ltd | Hospitality | 2011 |
| CB Ents Ltd | Administrative & support | 2025 |
| Celtic Sea Power Limited | Professional & scientific | 2016 |
| Chance Glass and Glazing Limited | Construction | 2004 |
| Chenpump UK Ltd | Construction | 2004 |
| Chilli Hayle Limited | Hospitality | 2021 |
| Chysauster Homes Limited | Real estate | 2017 |
| CIB Lello Plant Hire Limited | Water & waste | 2004 |
| Citrus Print Solutions Limited | Wholesale & retail | 2011 |
| Cladright Ltd | Construction | 2021 |
| Classic Cottages Cornwall Limited | Hospitality | 2016 |
| Classic Cottages Limited | Hospitality | 1985 |
| Coastal Services Limited | Real estate | 1993 |