| Final Mile Logistics Ltd | Transport & logistics | 2022 |
| First Hire Ltd | Administrative & support | 2022 |
| FKN Limited | Real estate | 2014 |
| FKQ Limited | Real estate | 2014 |
| FKT Limited | Real estate | 2010 |
| FKU Limited | Professional & scientific | 2011 |
| FKX Limited | Real estate | 2011 |
| FKY Limited | Real estate | 2011 |
| FKZ Limited | Real estate | 2011 |
| Fmag Healthcare Ltd | Health & social care | 2025 |
| Four PAR Ltd | Real estate | 2010 |
| Freeform Life Limited | Real estate | 2008 |
| Freeform Solutions Ltd | Extraterritorial | 2012 |
| Fresh Cotton Clean Limited | Other services | 2014 |
| Frosty Ice Limited | Manufacturing | 2015 |
| Fulcrum Research Limited | Professional & scientific | 2020 |
| Fuse Fizz Studios Ltd | Manufacturing | 2021 |
| Gardenn House LLP | | 2016 |
| Gastro Lounge Ltd | Hospitality | 2026 |
| Gawith Limited | Construction | 2021 |
| George Gilbert Interiors Ltd | Construction | 2021 |
| Gidney Fastener Consultancy Limited | Wholesale & retail | 2015 |
| Glenn and Sons Ltd | Wholesale & retail | 2024 |
| GMS Motor Service Centre Limited | Wholesale & retail | 2012 |
| Gold Bridge Tasty Ltd | Hospitality | 2025 |
| Gossop Haulage Limited | Transport & logistics | 2017 |
| Grange Road Supper Club Limited | Hospitality | 2023 |
| Greiners Energy Ltd | Professional & scientific | 2025 |
| H & a Bella Limited | Hospitality | 2015 |
| Hannah Sutton Events Management Ltd | Hospitality | 2024 |
| Harding Property Management Ltd | Real estate | 2025 |
| Harrison Green Management Company Limited | Real estate | 2023 |
| Hasina Indian Takeaway Limited | Hospitality | 2018 |
| Hawk Holland Homes Limited | Real estate | 2020 |
| Hector Services Limited | Health & social care | 2019 |
| Hold Fast Education Ltd | Education | 2024 |
| Holistic Fire Safety Ltd | Public administration | 2019 |
| Holistic Topco Limited | Professional & scientific | 2025 |
| Hollybrook Parks Ltd | Hospitality | 2017 |
| Hot Housing Ltd | Real estate | 2025 |
| Hotham Joinery Limited | Professional & scientific | 2011 |
| Howe Renovation (Yorks) Limited | Construction | 1981 |
| Humber and Wolds Rural Community Council | Other services | 2002 |
| Humber Apartments Limited | Households | 2013 |
| Humber Carpets & Flooring Ltd | Wholesale & retail | 2025 |
| Humber Event Rentals Ltd | Administrative & support | 2025 |
| Humber Kitchens Limited | Professional & scientific | 2009 |
| Humber Music Festival Ltd | Arts & recreation | 2025 |
| Humber Nature Partnership | Administrative & support | 2002 |
| Humber Road Business Park Ltd | Real estate | 2020 |
| Humber Self Store Ltd | Other services | 2024 |
| Humber Wild Ltd | Education | 2023 |
| I Want Fish & Chips Ltd | Administrative & support | 2022 |
| Imaan Pizza Limited | Hospitality | 2024 |
| Imaginarium 1876 Ltd | Hospitality | 2025 |
| Imaginarium Restaurant Limited | Hospitality | 2018 |
| Imaginarium Rooms Ltd | Hospitality | 2025 |
| Interactn Ltd | Information & communication | 2024 |
| J.H & D Newsagents Limited | Wholesale & retail | 2003 |
| Jade River 888 Ltd | Hospitality | 2023 |
| JCK Scaffolding Ltd | Construction | 2024 |
| Jedi ENG Limited | Professional & scientific | 2014 |
| Jennie Child Consulting Ltd | Administrative & support | 2018 |
| Jennifer Benson Speech and Language Therapy Ltd | Health & social care | 2025 |
| Jessicakoshyrealestate Ltd | Real estate | 2026 |
| Joinery Depot Limited | Professional & scientific | 2013 |
| JSC Clothing Ltd | Manufacturing | 2025 |
| JW Health & Safety Management (UK) Limited | Administrative & support | 2008 |
| K Jones Therapies Ltd | Other services | 2017 |
| Kazomba Enterprise Limited | Administrative & support | 2024 |
| Keigar Holdings Limited | Administrative & support | 2022 |
| Keigar Homes Limited | Construction | 1979 |
| KG Management Company (Lincs) Limited | Real estate | 2024 |
| Killingholme Handling Services Ltd | Agriculture & fishing | 2012 |
| Kobax Ltd | Hospitality | 2015 |
| KR Trading Limited | Water & waste | 2025 |
| Krisbell Assets Ltd | Real estate | 2016 |
| L&J Heating and Cooling Limited | Construction | 2026 |
| L.J. Drinkall Limited | Agriculture & fishing | 2002 |
| LAB Rascals Limited | Education | 2014 |
| Lakeland Central (Hull) Limited | Real estate | 2004 |
| Lakeland Properties (Hull) Limited | Construction | 1993 |
| Lamh Holdings Limited | Hospitality | 2023 |
| LEE Reid Motor Services Limited | Wholesale & retail | 2012 |
| Leshmalevin Co. Ltd | Health & social care | 2022 |
| Lest WE Forget Shop Ltd | Wholesale & retail | 2024 |
| LEW Holdings Ltd | Financial services | 2016 |
| Lifestyle Homes (Yorkshire) Limited | Real estate | 2015 |
| Lincolnshire Inns Accommodation Ltd | Hospitality | 2019 |
| Lincs Landscaping Ltd | Administrative & support | 2019 |
| Lion Alarms Limited | Administrative & support | 2026 |
| Little Victories in the Community CIC | Arts & recreation | 2021 |
| Lmag Ltd | Wholesale & retail | 2018 |
| LR Apex Engineering Ltd | Manufacturing | 2026 |
| Lucy Valentine Interiors Limited | Arts & recreation | 2016 |
| Lukask Ltd | Construction | 2019 |
| Lyftr Ltd | Wholesale & retail | 2025 |
| M D Signs Limited | Manufacturing | 2011 |
| M K Building Services (Barton) Limited | Construction | 2010 |
| M Toyne Civils Ltd | Construction | 2025 |