| 11 Ebberley Lawn Management Company Limited | Households | 2005 |
| 11 TAW Vale (Barnstaple) Limited | Real estate | 2013 |
| 147 (NO 2) Management Company Limited | Households | 2005 |
| 16 SPR Limited | Real estate | 2022 |
| 17 Pixie Lane Management Company Limited | Households | 2025 |
| 17 Sticklepath Terrace Limited | Households | 2025 |
| 1ST Call the Woodworks Ltd | Construction | 2014 |
| 2 Cleveland Terrace (Westward HO!) Management Company Limited | Real estate | 2004 |
| 2 Grumpy Gits Ltd | Information & communication | 2022 |
| 21ST Century Coke Co. Ltd. | Manufacturing | 1999 |
| 22 Sticklepath Hill Limited | Extraterritorial | 2002 |
| 24/7 Drain Solutions Limited | Construction | 2020 |
| 24/7INDEVON - Alcohol Delivery Service Ltd | Wholesale & retail | 2024 |
| 25 ST James Place Ltd | Hospitality | 2025 |
| 26 Litchdon Street Management Company Limited | Households | 2007 |
| 271 Holdings Ltd | Construction | 2023 |
| 29 Sticklepath Limited | Extraterritorial | 2008 |
| 2Z&H Barber Ltd | Other services | 2025 |
| 37 Bear Street Management Company Limited | Households | 2020 |
| 39 Digital Ltd | Information & communication | 2020 |
| 3D Laser Creations Ltd | Manufacturing | 2026 |
| 3IK Ltd | Information & communication | 2025 |
| 3S Healthcare Ltd | Health & social care | 2024 |
| 3V3UK South Ltd | Other services | 2022 |
| 4 Farthings Holdings Limited | Real estate | 2025 |
| 41 Sessions Ltd | Arts & recreation | 2024 |
| 46/47 Silverwood Heights Limited | Households | 2007 |
| 48 Altenburg Gardens SW11 1JL Limited | Households | 1996 |
| 49 Vicarage Street Barnstaple Limited | Real estate | 2020 |
| 4ACRE Safety and Training Limited | Construction | 2022 |
| 4C Consultants Ltd | Professional & scientific | 2020 |
| 4RX Tithecott Forklift Training Ltd | Education | 2021 |
| 5 Apsley Terrace Management Ltd | Administrative & support | 2021 |
| 5 Newport Terrace RTM Company Limited | Hospitality | 2011 |
| 5 Queen Annes High Street (Bideford) Management Company Limited | Hospitality | 2007 |
| 5 Star Parenting Ltd | Education | 2025 |
| 5-7 Trafalgar Lawn Management Ltd | Households | 2014 |
| 51 Degrees North Coffee Co Limited | Hospitality | 2024 |
| 55 ST. Brannocks Road Management Company Limited | Hospitality | 2005 |
| 56 Vicarage Street Barnstaple Management Company Limited | Households | 2022 |
| 57A Vicarage Street Barnstaple Limited | Real estate | 2020 |
| 6 Hillsborough Terrace Management Company Limited | Real estate | 2008 |
| 6 Newport Terrace Management Company Limited | Households | 1991 |
| 6 Sunflower Road Residents Company Limited | Real estate | 2020 |
| 7 Sticklepath Hill (Barnstaple) Limited | Households | 2000 |
| 8 Cross Street Limited | Real estate | 2022 |
| 8 Sticklepath Hill (Barnstaple) Limited | Households | 1987 |
| 80-82 Westaway Heights Limited | Extraterritorial | 2006 |
| 9 Summerland Management Company Limited | Households | 2007 |
| A & a Precision Limited | Manufacturing | 2012 |
| A & J Storage Ltd | Transport & logistics | 2026 |
| A B Linear Services Limited | Manufacturing | 2003 |
| A G Property Developments Ltd | Real estate | 2015 |
| A P Build Devon Limited | Construction | 2015 |
| A&B Contractors (Transport) Limited | Transport & logistics | 2014 |
| A&E Bellew Limited | Real estate | 2013 |
| A&H Consultancy Ltd | Professional & scientific | 2023 |
| A&Lg Properties Ltd | Real estate | 2024 |
| A&S Property Packagers Ltd | Real estate | 2025 |
| A-Line Products Ltd | Wholesale & retail | 2021 |
| A.M. Adams Holdings Limited | Professional & scientific | 1989 |
| A.R.F.F. Vehicle Support Limited | Public administration | 2006 |
| A.S.P.E. Limited | Professional & scientific | 2002 |
| A1 Ceramics Ltd | Construction | 2014 |
| A1 Taxi Services Barnstaple Ltd | Transport & logistics | 2024 |
| A4 Apparel Limited | Manufacturing | 2005 |
| A4PMS Limited | Extraterritorial | 2012 |
| AA Precision Toolmakers Limited | Manufacturing | 2012 |
| Aaron Wilkinson Limited | Wholesale & retail | 2023 |
| Aavpd Limited | Manufacturing | 2007 |
| AB & SB Properties Ltd | Real estate | 2023 |
| AB Plumbing & Heating SW Ltd | Construction | 2025 |
| Abbco Limited | Real estate | 2020 |
| Abbey Garage (Devon) Ltd | Wholesale & retail | 2011 |
| ABC Devon Ltd | Professional & scientific | 2012 |
| Abercorn Environmental Ltd. | Professional & scientific | 2005 |
| Abercorn Surveyors Ltd. | Professional & scientific | 2005 |
| Abhassociates Ltd | Professional & scientific | 2011 |
| Abica Holdings Limited | Other services | 2022 |
| Absolute Information Technology Solutions (UK) Ltd | Information & communication | 2024 |
| Absolute Plastering Limited | Construction | 2015 |
| Absolute Training & Nutrition LLP | | 2022 |
| Abyssinia Court Management Company Limited | Households | 1988 |
| Acacia ARB Ltd | Administrative & support | 2024 |
| Access Mediation Direct Ltd | Professional & scientific | 2021 |
| Accountancy Angels Ltd | Professional & scientific | 2011 |
| Ace Holds the Space (Group) Ltd | Information & communication | 2023 |
| ACF Farming Limited | Extraterritorial | 2021 |
| Achieve Coaching Limited | Professional & scientific | 2025 |
| ACI Prime Limited | Real estate | 2023 |
| Aciss UK Ltd | Wholesale & retail | 2010 |
| Acorn Properties (South West) Limited | Construction | 2014 |
| Active Martial Arts North Devon CIC | Arts & recreation | 2021 |
| Acuity Research & Practice Ltd. | Professional & scientific | 1998 |
| Adapt AON Ltd | Arts & recreation | 2025 |
| Additive Catchments Ltd | Information & communication | 2023 |
| Additive.Earth Holdings Ltd | Professional & scientific | 2023 |
| Addjuvare Limited | Other services | 2014 |
| ADH Customs Limited | Wholesale & retail | 2022 |
| ADR Partnership Limited | Professional & scientific | 2023 |