| 20 Napier Terrace Management Company Ltd | Households | 2013 |
| 32 Parkhurst Limited | Real estate | 2000 |
| 4 Ford Park Road Management Company Ltd | Households | 2013 |
| 40 Houndiscombe Road Management Company Limited | Households | 2001 |
| 59 Haddington Road Management Limited | Households | 2023 |
| A J Properties Limited | Construction | 2012 |
| A-Line Electrical Ltd | Construction | 2015 |
| A-Ray-Tec Services (Management) Limited | Administrative & support | 1986 |
| Abbey Meadow Management Ltd | Households | 2022 |
| Abbeyfield Buckland Monachorum Society Limited (the) | Health & social care | 1973 |
| Aboutthe.Space Ltd | Construction | 2022 |
| Adventure Sports Innovations CIC | Education | 2022 |
| Agricultural Commercial Marine Limited | Extraterritorial | 2020 |
| Alco Comms Limited | Information & communication | 2015 |
| Alma Driver Hire Ltd | Transport & logistics | 2020 |
| Anchor Building Developments Ltd | Construction | 1995 |
| Andy Ball Coaching Ltd | Administrative & support | 2024 |
| Andy Ball Contractors Ltd | Agriculture & fishing | 2004 |
| Andy the Window Cleaner Ltd | Administrative & support | 2018 |
| Apex Commercial South West Ltd | Real estate | 2026 |
| Apex Motion Ltd | Information & communication | 2025 |
| Arty Party London Ltd | Health & social care | 2025 |
| Ascent Learning Ltd | Information & communication | 2024 |
| Ascot Education Solutions Ltd | Education | 2017 |
| Ayla Schafer Limited | Information & communication | 2023 |
| Bahasa Basudara C.I.C. | Education | 2021 |
| Barron-Robinson Homes Limited | Real estate | 2021 |
| Barry and Bernie Limited | Wholesale & retail | 2018 |
| Barry W P Bennett Ltd | Professional & scientific | 2013 |
| Barton Garages Limited | Wholesale & retail | 2002 |
| Bbrf Trading Ltd | Wholesale & retail | 2017 |
| Bedford Brewery Plymouth Ltd | Mining & quarrying | 2020 |
| Bere Alston Regeneration Partnership Limited | Extraterritorial | 2005 |
| Bere Peninsula Care Limited | Health & social care | 2002 |
| Bere Peninsula Pharmacy Limited | Wholesale & retail | 1999 |
| Bere Robotics Ltd | Other services | 2026 |
| Blackbrook Pathology Limited | Health & social care | 2026 |
| Blooming Well CIC | Health & social care | 2024 |
| BON BON Events and Catering Ltd | Hospitality | 2025 |
| BR Quest Limited | Professional & scientific | 2015 |
| Brian Rodda Ltd | Construction | 2015 |
| Broaden (HR) Limited | Administrative & support | 2006 |
| Broadwood Homes Ltd | Households | 2023 |
| Buckland Beauty Limited | Other services | 2012 |
| Buckland Beehive Ltd | Education | 2017 |
| Buckland Chapel Trust | Other services | 2011 |
| Buckland Jasmine Limited | Hospitality | 2025 |
| Build 4 U Southwest Ltd | Construction | 2024 |
| Buller Homes (Woodcroft) Limited | Wholesale & retail | 2007 |
| Buller Homes Limited | Wholesale & retail | 2001 |
| Burbage Engineering & Construction Services Ltd | Manufacturing | 2021 |
| Burbage GWC Ltd | Construction | 2025 |
| Burbage Properties (South West) Limited | Construction | 2005 |
| C&A Harris Ltd | Agriculture & fishing | 2025 |
| C&I Robinson (Medical) Limited | Health & social care | 2024 |
| Cade Homes Limited | Construction | 2016 |
| CAMPERS4JOURNEYS Ltd | Construction | 2019 |
| Cardrick Plumbing and Heating Ltd | Construction | 2009 |
| Cards & Moor Ltd | Wholesale & retail | 2022 |
| Catalan Retail Ltd | Wholesale & retail | 2024 |
| Cataland Property Ltd | Real estate | 2025 |
| Category Insight Solutions Limited | Professional & scientific | 2017 |
| CCA Sales & Distribution Limited | Wholesale & retail | 2003 |
| CG Car Sales Ltd | Wholesale & retail | 2004 |
| Chablais Sport GB Limited | Arts & recreation | 2019 |
| Chapel Cottage Farm Ltd | Real estate | 2023 |
| Chapel Lane Management Company Limited | Real estate | 1988 |
| CJE Consulting Ltd | Health & social care | 2017 |
| Claire M Self Limited | Administrative & support | 2018 |
| Clonway Care Limited | Health & social care | 2024 |
| Cloud Nine Toys Ltd | Wholesale & retail | 2024 |
| Coastal Air (SW) Ltd | Administrative & support | 2012 |
| Cognivity CIC | Education | 2019 |
| Compass Marine Surveys Ltd | Manufacturing | 2022 |
| Conway Property Services Ltd | Real estate | 2022 |
| Cooper Repco Limited | Administrative & support | 2009 |
| Crag 2 Mountain Ltd | Arts & recreation | 2013 |
| Criptor Services Ltd | Professional & scientific | 2025 |
| CSB Management Ltd | Real estate | 2026 |
| Curiosity 360 Productions Limited | Arts & recreation | 2017 |
| Curry Express (Yelverton) Limited | Hospitality | 2021 |
| Daniels Ride CIC | Education | 2022 |
| Darren Courtnell Limited | Financial services | 2010 |
| Dartcom Systems Ltd | Manufacturing | 2012 |
| Dartfordleigh Services Limited | Construction | 2019 |
| Dartmoor Bakery Ltd | Wholesale & retail | 2017 |
| Dartmoor Coffee Ltd | Hospitality | 2020 |
| Dartmoor Dance School Limited | Arts & recreation | 2023 |
| Dartmoor Detox Limited | Hospitality | 2014 |
| Dartmoor Forest One 4 ALL CIC | Hospitality | 2025 |
| Dartmoor Hill Farm Glamping Ltd | Hospitality | 2022 |
| Dartmoor Industries Limited | Transport & logistics | 2011 |
| Dartmoor Surgicals Limited | Health & social care | 2021 |
| Dartmoor Tree Care and Garden Services Ltd | Agriculture & fishing | 2025 |
| Dawe (Farmers) Limited | Agriculture & fishing | 1972 |
| DCC Cleaning Ltd | Administrative & support | 2016 |
| Deacon Homes Ltd | Real estate | 2016 |
| Dehlan PVT Ltd | Wholesale & retail | 2021 |
| Delfino Vintage Ltd | Wholesale & retail | 2025 |
| Denique Futurum Ltd | Financial services | 2020 |