| Indejuice Limited | Information & communication | 2018 |
| Independence Found Ltd | Health & social care | 2017 |
| Independent Automotive Designs Ltd | Administrative & support | 2019 |
| Independent Autos Ltd | Wholesale & retail | 2023 |
| Independent Candidate Alliance Ltd | Other services | 2025 |
| Independent Consultancy Midlands Ltd | Administrative & support | 2024 |
| Independent Gemmological Appraisal Limited | Extraterritorial | 2009 |
| Independent General Anaesthesia Services Ltd | Health & social care | 2023 |
| Independent Housing and Support Limited | Hospitality | 2018 |
| Independent Locums Limited | Professional & scientific | 2013 |
| Independent Pathways Limited | Hospitality | 2024 |
| Independent Slitters Limited | Other services | 1990 |
| Independent Stirchley Limited | Hospitality | 2025 |
| Independent Systems Ltd | Information & communication | 2025 |
| Independent TRADERS88 Limited | Real estate | 2025 |
| Independent Universal Defeat Ltd | Wholesale & retail | 2021 |
| Independent Vehicle Management Services Ltd | Wholesale & retail | 2018 |
| Indesign Studio X Ltd. | Information & communication | 2015 |
| Indestructible Paint Limited | Wholesale & retail | 1978 |
| Index Assets Limited | Real estate | 2020 |
| Index Consulting Ltd | Construction | 2025 |
| Index Contracts Ltd | Construction | 2025 |
| Index Group Holdings Limited | Financial services | 2020 |
| Index Homes Limited | Real estate | 2017 |
| Indeximate Ltd | Information & communication | 2022 |
| Indi Catering Masters Limited | Wholesale & retail | 2026 |
| India Business Hub Limited | Professional & scientific | 2012 |
| India Dining Group Limited | Hospitality | 2024 |
| India Island Academy CIC | Arts & recreation | 2024 |
| India Services Ltd | Professional & scientific | 2025 |
| Indian Affair Limited | Hospitality | 2018 |
| Indian Brewery Group Ltd | Financial services | 2025 |
| Indian Brewery Ltd | Manufacturing | 2026 |
| Indian Brewery Snowhill Ltd | Hospitality | 2017 |
| Indian Brewery Taproom Ltd | Manufacturing | 2014 |
| Indian Cafe Racer Ltd | Hospitality | 2022 |
| Indian Cuisine NE Ltd | Hospitality | 2023 |
| Indian Curry Forum Ltd | Hospitality | 2020 |
| Indian Feast Norwich Ltd | Wholesale & retail | 2026 |
| Indian Fine Arts Britain Ltd | Arts & recreation | 2020 |
| Indian Fusion Balti House Ltd | Hospitality | 2012 |
| Indian Masala Spice Ltd | Hospitality | 2025 |
| Indian Mayo Limited | Hospitality | 2024 |
| Indian Punjabi Kitchen Ltd | Hospitality | 2024 |
| Indian Relish Limited | Hospitality | 2022 |
| Indian Restaurants (City) Limited | Hospitality | 2007 |
| Indian Restaurants Limited | Hospitality | 1997 |
| Indian Tiffin Service Birmingham Ltd | Manufacturing | 2021 |
| Indian West Limited | Hospitality | 2019 |
| Indiana Locums Limited | Health & social care | 2003 |
| Indical Limited | Information & communication | 2026 |
| Indicor Canada UK Limited | Financial services | 2015 |
| Indicor Denmark UK Limited | Financial services | 2015 |
| Indicor International Holding Limited | Extraterritorial | 2019 |
| Indicor UK Investments Limited | Financial services | 2013 |
| Indicor UK Newco 1 Limited | Financial services | 2022 |
| Indicor UK Newco 2 Limited | Financial services | 2022 |
| Indicor UK Newco 3 Limited | Financial services | 2024 |
| Indigo & Wills Ltd | Professional & scientific | 2015 |
| Indigo Art Exchange Limited | Education | 2021 |
| Indigo Boat Limited | Wholesale & retail | 2023 |
| Indigo Cards Limited | Wholesale & retail | 2021 |
| Indigo Footwear UK Limited | Wholesale & retail | 2004 |
| Indigo Hair Salon Ltd | Other services | 2025 |
| Indigo Investments UK Limited | Real estate | 2009 |
| Indigo Key Limited | Real estate | 2016 |
| Indigo Wholefoods (Moseley) Limited | Wholesale & retail | 2007 |
| Indigo Xpress Birmingham Ltd | Hospitality | 2025 |
| Indigo Xpress Takeaway Ltd | Other services | 2025 |
| Indigo Zero Limited | Information & communication | 2021 |
| INDIGO7DESIGNS Ltd | Professional & scientific | 2015 |
| Indigosoft Ltd | Information & communication | 2018 |
| Indirect Sales Ltd | Administrative & support | 2005 |
| Indisphere Ltd | Wholesale & retail | 2025 |
| Individual Attribute Model Ltd | Other services | 2023 |
| Individual Care Housing Ltd | Hospitality | 2019 |
| Individual Chauffeurs Ltd | Transport & logistics | 2017 |
| Individual Group Ltd | Wholesale & retail | 2009 |
| Individual Interior Designs Limited | Construction | 2006 |
| Individual Specialist Car Sales Ltd | Wholesale & retail | 2009 |
| Individual Specialist Care Ltd | Health & social care | 2013 |
| Individual Specialist Cars Limited | Wholesale & retail | 2006 |
| Individual Specialist Cars Solihull Ltd | Wholesale & retail | 2021 |
| Indlovu Holdings Limited | Transport & logistics | 2025 |
| Indoor & Outdoor UK Limited | Wholesale & retail | 2012 |
| Indos Consulting Ltd | Professional & scientific | 2025 |
| Indrive Logistics Limited | Transport & logistics | 2023 |
| Indulge Food Enterprise Ltd | Hospitality | 2025 |
| Indulgence Desserts House Ltd | Hospitality | 2020 |
| Indus Associates Limited | Professional & scientific | 2011 |
| Indus Consultancy Ltd | Extraterritorial | 2019 |
| Indus Electro Link Ltd | Manufacturing | 2025 |
| Indus Foods Limited | Wholesale & retail | 1989 |
| Indus Global Logistics Ltd | Transport & logistics | 2021 |
| Indus Impression Ltd | Wholesale & retail | 2023 |
| Indus Spices Ltd | Hospitality | 2019 |
| Industrial and Engineering Support Solutions Limited | Wholesale & retail | 2019 |
| Industrial Auctions Group Ltd | Wholesale & retail | 2025 |
| Industrial Engineering 1 Ltd | Professional & scientific | 2026 |
| Industrial Holdings BV Limited | Wholesale & retail | 2018 |