| 10 Partlands Court (Ryde) Residents Association Limited | Households | 1990 |
| 17-22 Cavalier Quay RTM Company Ltd | Households | 2024 |
| 172 York Avenue IOW Management Company Limited | Households | 2026 |
| 22 Church Road Management Company Limited | Households | 2003 |
| 35 North Road (Management) Company Limited | Households | 2008 |
| 3D Crosswords Limited | Arts & recreation | 2008 |
| 44 George Street RTM Company Limited | Households | 2013 |
| 67 Avenue Road (Management) Ltd | Households | 2010 |
| 85 Clarence Road (East Cowes) Residents Association Limited | Administrative & support | 1991 |
| 8E Consort Road Management Limited | Households | 2007 |
| A P Plumbing, Isle of Wight Ltd | Construction | 2026 |
| Abbots Close Residents Association Limited | Households | 1989 |
| Affluere Holdings Ltd | Water & waste | 2024 |
| AJB Services IOW Ltd | Professional & scientific | 2025 |
| AKT Property Limited | Real estate | 2003 |
| Albany Farm & Garden Machinery Limited | Manufacturing | 2010 |
| Almin's Trading Ltd | Wholesale & retail | 2020 |
| Alpha Physio Clinics Ltd | Health & social care | 2024 |
| Aluminium Marine Consultants Limited | Manufacturing | 2007 |
| AMA Comida Ltd | Hospitality | 2017 |
| Amberley Management Company Limited | Households | 1990 |
| AMC Wind Services Ltd | Other services | 2022 |
| Angelsun Ltd | Health & social care | 2019 |
| Antares Prima Limited | Professional & scientific | 2020 |
| Appley Management Limited | Households | 2008 |
| Arabian Lodge Management Company Limited | Households | 1998 |
| Arthur Cottage Management Limited | Professional & scientific | 1980 |
| ASH Close Management Limited | Households | 1983 |
| Asperiti Group Limited | Information & communication | 2008 |
| Austin I.T Ltd | Information & communication | 2026 |
| Automotive Technology (Motorsport) Ltd | Wholesale & retail | 2019 |
| Barntrains Limited | Wholesale & retail | 2024 |
| Barton Estate Property Limited | Real estate | 2012 |
| Bay C0URT Management Company Limited | Households | 1980 |
| Bay View Court (Lake) Management Limited | Households | 1991 |
| Beach House Art Ltd. | Information & communication | 2021 |
| Beau Monde Estates Limited | Real estate | 2019 |
| Beau Monde Limited | Hospitality | 2023 |
| Belgrave Court (Ventnor I.W.) Limited | Households | 1989 |
| Belvedere Lodge Management Company Limited | Households | 1992 |
| Benton Property Holdings Ltd | Real estate | 2022 |
| Blackhouse Quay Developments Limited | Construction | 2001 |
| BON Pond Ltd | Real estate | 2018 |
| Bowbridge Management Company Limited | Households | 1989 |
| Braeholme Ltd | Real estate | 2026 |
| Bramble FM Ltd | Manufacturing | 2010 |
| Briar & Bramble Limited | Administrative & support | 2024 |
| Bright Wight Electrical Limited | Construction | 2021 |
| Britannia Way RTM Company Limited | Households | 2009 |
| Broadlea Management Company Limited | Households | 2012 |
| Brokerflowai Ltd | Professional & scientific | 2025 |
| Callau LLP | | 2019 |
| Calliope Studios Ltd | Information & communication | 2023 |
| Cargo Karma Limited | Transport & logistics | 2022 |
| Carvel Court Management Company Limited | Households | 1989 |
| Charmed by Charley Ltd | Wholesale & retail | 2026 |
| Charmets LLP | | 2009 |
| Church Mews Residents Association Limited | Households | 1990 |
| Citadel Management Limited | Households | 2008 |
| Clarence Lodge Freehold Management Company Limited | Households | 2011 |
| Clarence Road FMC Limited | Households | 2024 |
| Clarendon Street Flats Management Limited | Professional & scientific | 1991 |
| Clover Court Residents Association Limited | Households | 1991 |
| Coach House (Shanklin) Management Company Limited | Households | 1989 |
| Coast Marine Limited | Other services | 2011 |
| Cottage on the Cliff Management Limited(The) | Households | 1986 |
| Cowes Construction Ltd | Construction | 2025 |
| Craft 101 Limited | Hospitality | 2023 |
| Craigmore Court (Management) Company Limited | Households | 1973 |
| Creationz Dance Academy Ltd | Arts & recreation | 2022 |
| Cromwell Recruitment Ltd | Administrative & support | 2022 |
| Crylan Limited | Real estate | 2024 |
| Cunningham Marine Ltd | Extraterritorial | 2022 |
| D.J Graham Ltd | Construction | 2019 |
| Datum Electronics Ltd | Manufacturing | 1995 |
| Denmark Developments (Cowes) Limited | Wholesale & retail | 2001 |
| Dixon Brickwork Limited (IOW) Limited | Construction | 2023 |
| DP & LP Richards Limited | Construction | 2006 |
| Dream Draws Ltd | Wholesale & retail | 2020 |
| E Quayle Ltd | Other services | 2017 |
| EA Vitality Ltd | Health & social care | 2024 |
| East Cowes Sailing Club CIC | Arts & recreation | 2026 |
| East Cowes Sports Club Limited | Arts & recreation | 2013 |
| Egypt Copse Management Company Limited | Real estate | 1999 |
| Ehrang Aviation Limited | Manufacturing | 2025 |
| Elephant Electrical Ltd | Construction | 2025 |
| Ellen Macarthur Cancer Trust | Health & social care | 2002 |
| Elmstone Engineering Limited | Professional & scientific | 2014 |
| Events and Special Occasions Limited | Professional & scientific | 2009 |
| FA20 Ltd | Manufacturing | 2026 |
| Faversham Ships Ltd. | Transport & logistics | 1994 |
| FBA Forwarding Ltd | Transport & logistics | 2025 |
| Flash Aerodynamics Ltd | Professional & scientific | 2015 |
| Floating OHM Ltd | Manufacturing | 2021 |
| Forest Court (1) RTM Company Limited | Households | 2017 |
| Forest Court (2) RTM Company Limited | Households | 2017 |
| Fort Warden Heights Management Company Limited | Households | 2003 |
| Friends of the Umbrella Tree Ltd | Other services | 2019 |
| Fulstop Foods Limited | Manufacturing | 2025 |
| Gastek IOW Limited | Construction | 2025 |