| Infinite Content Ltd | Professional & scientific | 2015 |
| Infinite Corporation LP | | 2013 |
| Infinite Faculty Limited | Information & communication | 2021 |
| Infinite Scotland Ltd | Administrative & support | 2019 |
| Infinitus LP | | 2016 |
| Infinity Artist Management Ltd | Arts & recreation | 2014 |
| Infinity Bridging Investments LP | | 2014 |
| Infinity Carry LP | | 2011 |
| Infinity Debt Carry LP | | 2014 |
| Infinity Future Ltd | Hospitality | 2024 |
| Infinity Internet Ltd | Wholesale & retail | 2015 |
| Infinity Investments International Ltd | Other services | 2024 |
| Infinity Management and Industries LP | | 2014 |
| Infinity Renewables Contractors Ltd | Construction | 2023 |
| Infinity Scaffolding Edinburgh Ltd | Construction | 2024 |
| Infinity Tech LP | | 2018 |
| Infinity Views International LP | | 2026 |
| Infinium Special Limited Partnership | | 2026 |
| Infiord Trade LP | | 2014 |
| Inflata Nation Glasgow Ltd | Arts & recreation | 2025 |
| Inflation-Linked LP | | 2008 |
| Inflexion 2006 CI Scottish Limited Partnership | | 2006 |
| Inflexion Co-Investment CI Scottish Limited Partnership | | 2008 |
| Inflexion General Partner Limited | Financial services | 2001 |
| Inflexion Moorings Carry a Limited Partnership | | 2005 |
| Inflexion Red Carry Scottish Limited Partnership | | 2005 |
| Inflexion Scottish Limited Partnership | | 2001 |
| Influence Genius Ltd | Professional & scientific | 2024 |
| Info Energy Ltd. | Information & communication | 2011 |
| Info Medicare LP | | 2005 |
| Info Sign Systems (Holdings) Limited | Manufacturing | 2004 |
| Info Software LP | | 2016 |
| Infocus Investments Limited | Real estate | 2021 |
| Infoease Ltd | Information & communication | 2012 |
| Infogistics Limited | Information & communication | 2000 |
| Infograft Ltd | Information & communication | 2026 |
| Infographics UK Ltd. | Information & communication | 1984 |
| Infoimpex L.P. | | 2015 |
| Infolink TAB LP | | 2015 |
| Infomacs Consultants Ltd | Information & communication | 2022 |
| Infomax Enterprises L.P. | | 2009 |
| Infomax Resources LP | | 2015 |
| Inform Mobil LP | | 2018 |
| Inform Signs Ltd | Manufacturing | 2018 |
| Informa Technics L.P. | | 2015 |
| Informaction Limited | Information & communication | 1998 |
| Information Apps Ltd | Information & communication | 2015 |
| Informationalities Ltd | Information & communication | 2017 |
| Informatixforge LP | | 2024 |
| Informed Sources (Europe) Ltd. | Professional & scientific | 2010 |
| Informed Sources Limited | Professional & scientific | 2017 |
| Infotest Consulting Ltd | Real estate | 2015 |
| Infotex Technology L.P. | | 2015 |
| Infotrak Merchants LP | | 2016 |
| Infotrak Trade LP | | 2014 |
| Infra 2022 Zephyr Carry LP | | 2022 |
| Infra 2024 Emmi Carry and Co-Invest L.P. | | 2024 |
| Infracapital (Airi) GP Limited | Administrative & support | 2016 |
| Infracapital (Airi) SLP LP | | 2016 |
| Infracapital (Belmond) GP Limited | Administrative & support | 2017 |
| Infracapital (Belmond) SLP LP | | 2017 |
| Infracapital (BIO) GP Limited | Administrative & support | 2015 |
| Infracapital (BIO) SLP LP | | 2015 |
| Infracapital (GC) GP Limited | Administrative & support | 2015 |
| Infracapital (GC) SLP LP | | 2015 |
| Infracapital (Gigaclear) GP 1 Limited | Administrative & support | 2018 |
| Infracapital (Gigaclear) GP 2 Limited | Administrative & support | 2018 |
| Infracapital (Gigaclear) GP LLP | | 2018 |
| Infracapital (Gigaclear) LP | | 2018 |
| Infracapital (IT PPP) GP Limited | Administrative & support | 2016 |
| Infracapital (IT PPP) SLP LP | | 2016 |
| Infracapital (LEO) GP Limited | Administrative & support | 2018 |
| Infracapital (LEO) SLP LP | | 2018 |
| Infracapital (Novos) GP Limited | Financial services | 2019 |
| Infracapital (Novos) SLP Dissolved LP | | 2019 |
| Infracapital (Sense) GP Limited | Administrative & support | 2016 |
| Infracapital (Sense) SLP LP | | 2016 |
| Infracapital (Tlsb) GP Limited | Administrative & support | 2014 |
| Infracapital (Tlsb) SLP LP | | 2014 |
| Infracapital (TTT) SLP LP | | 2015 |
| Infracapital ABP SLP Dissolved LP | | 2014 |
| Infracapital DF II GP LLP | | 2014 |
| Infracapital DF II Limited | Administrative & support | 2010 |
| Infracapital DF II LP | | 2012 |
| Infracapital EF II LP | | 2014 |
| Infracapital Employee Feeder GP 1 LLP | | 2014 |
| Infracapital Employee Feeder GP Limited | Administrative & support | 2008 |
| Infracapital F2 (TTT) SLP LP | | 2015 |
| Infracapital Green SLP LP | | 2017 |
| Infracapital Greenfield DF GP LLP | | 2017 |
| Infracapital Greenfield DF LP | | 2017 |
| Infracapital Greenfield Partners 1 SLP GP1 Limited | Administrative & support | 2017 |
| Infracapital Greenfield Partners 1 SLP GP2 Limited | Administrative & support | 2017 |
| Infracapital Greenfield Partners I Employee Feeder LP | | 2017 |
| Infracapital Greenfield Partners I SLP EF GP LLP | | 2017 |
| Infracapital Greenfield Partners I SLP LP | | 2017 |
| Infracapital Greenfield Partners I SLP2 LP | | 2017 |
| Infracapital Greenfield Partners I Subholdings GP Limited | Administrative & support | 2017 |
| Infracapital Greenfield Partners I Subholdings SLP LP | | 2017 |
| Infracapital Partners Employee Feeder II LP | | 2014 |