| THE Monarchs (Fairford Leys) Management Company Limited | Households | 2002 |
| THE Money Makeover Limited | Other services | 2025 |
| THE Moody Child Ltd | Information & communication | 2020 |
| THE Mortgage Move (TMM) Limited | Financial services | 2023 |
| THE Mortgage Network Limited | Financial services | 1996 |
| THE Mosaic Hub CIC | Wholesale & retail | 2023 |
| THE MOT MAN York Ltd | Wholesale & retail | 2026 |
| THE Mount School Estates (York) Limited | Hospitality | 1989 |
| THE Movement Room Ltd | Arts & recreation | 2025 |
| THE Moving Consultancy Limited | Administrative & support | 2002 |
| THE Moxie Centre for Art Limited | Arts & recreation | 2026 |
| THE Museum Street Tavern York Limited | Hospitality | 2025 |
| THE Nags PUB Co Limited | Hospitality | 2020 |
| THE National Federation of Fishermen's Organisation Limited | Agriculture & fishing | 2008 |
| THE National Federation of Fishmongers (Incorporating Poultry Game and Rabbit Traders) Limited | Other services | 1932 |
| THE National Non-Food Crops Centre Limited | Professional & scientific | 2003 |
| THE Nature's Bounty Co. Ltd. | Health & social care | 2005 |
| THE Netfolk Limited | Information & communication | 1994 |
| THE New Street Clinic York Ltd | Other services | 2024 |
| THE New York Laser Clinic Limited | Other services | 2003 |
| THE Nomadic PA Ltd | Administrative & support | 2024 |
| THE Normans Weddings & Events LLP | | 2015 |
| THE North Stars Holdings Ltd | Financial services | 2025 |
| THE North York Moors Chamber Music Festival Trust | Arts & recreation | 2009 |
| THE Novu Clinic Ltd | Other services | 2025 |
| THE Oaklands (NGP) Residents Management Company Limited | Real estate | 2021 |
| THE Oaks (Bexhill-On-Sea) Management Company Limited | Households | 2025 |
| THE Oaks Golf Club & Spa Limited | Arts & recreation | 2019 |
| THE Oates Partnership Limited | Professional & scientific | 2004 |
| THE Old Airmyn Garage - Management Company Ltd | Households | 2025 |
| THE Old Auction Rooms Management Company (Whitby) Limited | Households | 2017 |
| THE Old College Management Company Limited | Households | 2004 |
| THE Old Golf Club Management Limited | Real estate | 2016 |
| THE Old Hotel Limited | Real estate | 2020 |
| THE Old Printing Company Ltd | Manufacturing | 2009 |
| THE Old Station (Harrogate) Management Limited | Households | 2015 |
| THE Oliver Group Limited | Financial services | 1998 |
| THE Orthotic Works Ltd | Health & social care | 2025 |
| THE OWL at Hawnby Joint Venture LLP | | 2023 |
| THE P27 Trust | Professional & scientific | 2019 |
| THE Paddock (Thorganby) Management Company Limited | Real estate | 2017 |
| THE Paddocks (Alsager) Management Company Limited | Households | 2016 |
| THE Paddocks (Farcet) Residents Management Company Limited | Households | 2018 |
| THE Paddocks (Horsmonden) Management Company Limited | Households | 2025 |
| THE Paddocks (North Duffield) Management Company Limited | Households | 2022 |
| THE Paddocks Access Road Management Company Limited | Households | 2018 |
| THE Padel Farm Limited | Arts & recreation | 2025 |
| THE Pallet Racking Website Limited | Administrative & support | 2015 |
| THE Pamper Lounge by Thalia Ltd | Other services | 2024 |
| THE Pavilion (Mansfield) Residents Management Company Limited | Households | 2024 |
| THE Pavilion Bar & Bistro Ltd | Hospitality | 2024 |
| THE Payne Partnership Limited | Construction | 2017 |
| THE Penny Magpie Theatre Company Ltd | Arts & recreation | 2020 |
| THE Pension GUY Ltd | Professional & scientific | 2024 |
| THE Pet Shop Market Weighton Limited | Wholesale & retail | 2011 |
| THE Petal Factory Ltd | Wholesale & retail | 2023 |
| THE Petros Organisation Limited | Professional & scientific | 2013 |
| THE Physio Goat Ltd | Health & social care | 2022 |
| THE Piano Workshop Limited | Other services | 2026 |
| THE Pickled @ Riccall Limited | Wholesale & retail | 2020 |
| THE Pickled Fork Limited | Administrative & support | 2019 |
| THE PIG & Pastry LLP | | 2008 |
| THE Pilates Space Embrace the Challenge Enjoy the Change Ltd | Arts & recreation | 2025 |
| THE Planning & Design Associates (York) Ltd | Professional & scientific | 2018 |
| THE Plough Inn (Hotel) Ltd | Hospitality | 2019 |
| THE Plough Inn (York) Limited | Hospitality | 2004 |
| THE Poetry of IT ALL Ltd | Professional & scientific | 2019 |
| THE Policy Co-Op Ltd | Professional & scientific | 2025 |
| THE Polish Room Limited | Wholesale & retail | 2023 |
| THE Polite Tourist Limited | Administrative & support | 2021 |
| THE Poppies (Harleston) Management Company Limited | Households | 2013 |
| THE Poppleton Centre Limited | Extraterritorial | 2009 |
| THE Potions Group Ltd | Manufacturing | 2026 |
| THE Primary Care Partnership (York) Ltd | Health & social care | 2011 |
| THE Printing People Limited | Manufacturing | 2011 |
| THE Priory Estate Near York Ltd | Hospitality | 2026 |
| THE Problem Solving Collective Ltd | Administrative & support | 2024 |
| THE Professional Anglers Association | Arts & recreation | 2021 |
| THE Professionals in Business Limited | Other services | 2006 |
| THE Property Consultancy Limited | Real estate | 2025 |
| THE Purey Cust Management Company Limited | Households | 2015 |
| THE Pycroft Group Limited | Real estate | 2022 |
| THE Pyjama House Limited | Wholesale & retail | 2013 |
| THE Quadrant (York) Management Company Limited | Households | 2021 |
| THE Quays Freehold Limited | Households | 2003 |
| THE Quilters' Guild of the British Isles | Other services | 1997 |
| THE Radio Station Limited | Information & communication | 2005 |
| THE Ragged Trousered Philanthropists Limited | Hospitality | 2015 |
| THE Rainflorist Limited | Wholesale & retail | 2018 |
| THE Ravenswick Shoot Limited | Extraterritorial | 2016 |
| THE Real GFC Limited | Agriculture & fishing | 2023 |
| THE Recharge Hub Limited | Other services | 2024 |
| THE Recruitment 2.0 Group Limited | Administrative & support | 2021 |
| THE Recruitment Crowd (North East) Limited | Administrative & support | 2021 |
| THE Recruitment Crowd (Yorkshire) Limited | Administrative & support | 2015 |
| THE Recruitment Story Ltd | Administrative & support | 2026 |
| THE Rectory Estate ( 19-27 the Rectory) RTM Company Limited | Households | 2024 |
| THE Rectory Estate (15-18 ST James Croft) RTM Company Limited | Households | 2024 |
| THE Rectory Estate (5-14 ST James House) RTM Company Limited | Households | 2024 |
| THE Recycle Project CIC | Wholesale & retail | 2021 |