| Inpans Ltd | Wholesale & retail | 2015 |
| Inpans Properties Ltd | Real estate | 2021 |
| Inpans Two Limited | Wholesale & retail | 2017 |
| Inshow Ltd | Professional & scientific | 2014 |
| Inside OUT Finance Ltd | Professional & scientific | 2024 |
| Insight CAD Services Ltd | Professional & scientific | 2022 |
| Institute of Professional Investigators Limited(The) | Other services | 1978 |
| Insurforce Limited | Information & communication | 2019 |
| Integlob Industry Ltd | Wholesale & retail | 2024 |
| Integra Contracts Holding Ltd | Financial services | 2024 |
| Integra Contracts Limited | Construction | 1990 |
| Integra Residential Limited | Extraterritorial | 2003 |
| Integrated Appliance Solutions Ltd | Manufacturing | 2011 |
| Integrated Contract Property and Investment Ltd | Real estate | 2024 |
| Integrated Management Group Ltd | Professional & scientific | 2001 |
| Integrated Quality Assurance Consulting (Iqac) Limited | Information & communication | 2008 |
| Integrative Practice Limited | Construction | 2020 |
| Intellectualise Limited | Information & communication | 2021 |
| Intelligent Safety Limited | Information & communication | 2014 |
| Interior Kollection Limited | Professional & scientific | 2017 |
| International Academy of Visual Art and Engineering Ltd | Extraterritorial | 2019 |
| International Association for Energy and Environmental Research | Information & communication | 2025 |
| International Center for Advanced Scientific Research | Information & communication | 2022 |
| International Center for Music Grading Ltd | Education | 2023 |
| International Certificate Evaluation Center | Extraterritorial | 2010 |
| International Hydrogen Research Association | Extraterritorial | 2015 |
| International Jade Jewelry Industry Association | Mining & quarrying | 2023 |
| International Livcom Association | Information & communication | 2019 |
| International Luxury Brand Management Center (UK) Limited | Manufacturing | 2024 |
| International Music Examinations Association | Education | 2021 |
| International Organization of Wine and Spirits | Extraterritorial | 2023 |
| International Petroleum Engineering Construction Co., Ltd | Wholesale & retail | 2012 |
| International Plastic Surgery Alliance Limited | Extraterritorial | 2012 |
| International Renewable Energy Equipment Recycling Association | Professional & scientific | 2024 |
| International Tesol Union Co., Ltd | Extraterritorial | 2019 |
| International Wisdom Academy | Information & communication | 2021 |
| International Wooden Homes Co., Ltd | Extraterritorial | 2019 |
| Interventions Ltd | Administrative & support | 2009 |
| Intimask Ltd | Manufacturing | 2020 |
| Intlogi Co., Limited | Manufacturing | 2021 |
| Intralock Limited | Administrative & support | 2001 |
| Intuitive Vision Limited | Professional & scientific | 2022 |
| Inventus Search Limited | Administrative & support | 2023 |
| Investment Property Theodorou Limited | Real estate | 2015 |
| Invis Door Ltd | Construction | 2021 |
| Inyoni Ltd | Education | 2024 |
| IO Creative Studio Ltd | Professional & scientific | 2026 |
| ION Resourcing Management Limited | Information & communication | 2024 |
| IPB Publishing Ltd | Information & communication | 2008 |
| IPS Accountancy Limited | Professional & scientific | 2015 |
| Irex Tech Limited | Wholesale & retail | 2025 |
| Iris Business Ltd | Wholesale & retail | 2019 |
| Iron Bear (UK) Food International Group Ltd | Extraterritorial | 2019 |
| Ironfist Castle Ltd | Wholesale & retail | 2021 |
| Irsn Ltd | Construction | 2020 |
| Irwin Scott (New Eltham) Limited | Real estate | 2012 |
| IS Investment Consulting Limited | Professional & scientific | 2020 |
| ISA Retail Ltd | Wholesale & retail | 2023 |
| Isaac Electrical Limited | Manufacturing | 2020 |
| Isacka Ltd | Information & communication | 2009 |
| Isatta Limited | Health & social care | 2015 |
| Iseael Haikadi International Holding Co., Limited | Extraterritorial | 2015 |
| Ishald Group UK Ltd | Wholesale & retail | 2025 |
| Islam Holdings Ltd | Hospitality | 2023 |
| Ismael Ltd | Manufacturing | 2020 |
| ISO Investment Management Ltd | Real estate | 2019 |
| Isocap Food Ltd | Hospitality | 2023 |
| Israel Aierfate Chymistry Enginnering Fertilizer Ltd | Extraterritorial | 2020 |
| Israel Aigen Duomu Agrochymistry Group Ltd | Extraterritorial | 2019 |
| Israel Beidemu Chemcial Ltd | Extraterritorial | 2023 |
| Israel Capernaum Chemical Industry Limited | Extraterritorial | 2021 |
| Israel Crop Nutrition Research and Development Center Limited | Mining & quarrying | 2023 |
| Israel Dimona International Chymistry Enginnering Ltd | Extraterritorial | 2020 |
| Israel Duomuteli Nutrition Crop Ltd | Extraterritorial | 2020 |
| Israel Fumeishi Biology Technology Ltd | Extraterritorial | 2023 |
| Israel Gemeiqi Plant Protect Ltd | Extraterritorial | 2021 |
| Israel Gretel Technology Group Shares Co., Ltd | Extraterritorial | 2021 |
| Israel Grien Group Limited | Extraterritorial | 2020 |
| Israel Haifa (Gaidimei) Chemical Industry Ltd | Extraterritorial | 2020 |
| Israel Haifa Geruipu International Chymistry Co., Ltd | Extraterritorial | 2019 |
| Israel Haifa Jialifu Agricultural Chymistry Group Ltd | Extraterritorial | 2019 |
| Israel Haifa Kemira Crop Nutrition (Europe) Limited | Extraterritorial | 2020 |
| Israel Haifa Manshi Crop Nutrition Co., Ltd | Extraterritorial | 2021 |
| Israel Haifa Pulante International Trade Group Ltd | Mining & quarrying | 2021 |
| Israel Haifa Pusen Group Co., Ltd | Extraterritorial | 2021 |
| Israel Haifanopxin Group Ltd | Extraterritorial | 2021 |
| Israel Haijingling Crop Nutrition Development Ltd | Extraterritorial | 2021 |
| Israel Haipu Chymistry Industry Ltd | Extraterritorial | 2018 |
| Israel HDF Chymistry Industry Ltd | Extraterritorial | 2023 |
| Israel Hebrew Chymistry Industry Group Ltd | Extraterritorial | 2021 |
| Israel Honghai Group Chymistry Engineering Ltd | Extraterritorial | 2021 |
| Israel ICL Chymistry Engineering Group (Trade) Ltd | Extraterritorial | 2020 |
| Israel Jiahe International Chemcial Industry Ltd | Extraterritorial | 2023 |
| Israel Kangmusite Chymistry Engineering Ltd | Extraterritorial | 2020 |
| Israel Lamula Functional Fertilizer Co., Limited | Extraterritorial | 2018 |
| Israel Moanlini Crop Nutrition Co., Ltd | Mining & quarrying | 2023 |
| Israel Netefim Mining Group Ltd | Extraterritorial | 2020 |
| Israel Niusi Kangpu Fertilizer and Chemical Group Limited | Extraterritorial | 2021 |
| Israel Nuoxinxing International Fertilizer Industry Group Ltd | Extraterritorial | 2023 |
| Israel Oufate Crop Nutrition Ltd | Extraterritorial | 2023 |