| Kester Capital III FP GP LLP | | 2023 |
| Kester Capital III FP LP | | 2023 |
| Kester Capital IV FP GP LLP | | 2025 |
| Kester Capital IV FP LP | | 2025 |
| Kester FP II LP | | 2018 |
| Kestly Ltd | Wholesale & retail | 2026 |
| Kestral Lane Limited | Administrative & support | 2017 |
| Kestrel Advisory Ltd | Information & communication | 2025 |
| Kestrel Assets Limited | Financial services | 2020 |
| Kestrel F4 GP LLP | | 2021 |
| Ketil Trout Miniatures Ltd | Arts & recreation | 2025 |
| Keto Kitchen Ltd | Wholesale & retail | 2018 |
| Kettle Collective Ltd | Professional & scientific | 2012 |
| Kettles Pottery Supplies Limited | Arts & recreation | 2021 |
| KEV & Co Group Ltd | Financial services | 2023 |
| Kevin Avis People Consulting Ltd | Professional & scientific | 2020 |
| Kevin Easey Ltd | Extraterritorial | 2012 |
| Kevin Fornier LP | | 2020 |
| Kevin Meenan Properties Ltd | Real estate | 2026 |
| Kevin Mochrie Joinery Ltd | Construction | 2016 |
| Kevin Smith Management Ltd | Extraterritorial | 2012 |
| Kevinford (NZ) Limited LP | | 2017 |
| Kevoke Limited | Professional & scientific | 2020 |
| Kev’S Class UK Ltd | Education | 2023 |
| Key Corporate Services L.P. | | 2009 |
| Key European Services L.P. | | 2011 |
| Key Financial Advisers LLP | | 2008 |
| Key Growth Invest LP | | 2015 |
| Key Investment LP | | 2007 |
| Key Investments Worldwide L.P. | | 2015 |
| Key Landscapes Ltd. | Administrative & support | 2019 |
| Key Management Services L.P. | | 2010 |
| Key Marketing Corporation LP | | 2011 |
| Key Property Trading L.P. | | 2009 |
| Key Services Europe L.P. | | 2010 |
| Key Store Expresses Ltd | Wholesale & retail | 2025 |
| Key Technology Solutions L.P. | | 2011 |
| Key-Tech (Scotland) Limited | Manufacturing | 1997 |
| Key-Tech Electronic Systems Limited | Manufacturing | 2005 |
| Keybadger Ltd | Wholesale & retail | 2026 |
| Keyfield Management L.P. | | 2009 |
| Keyfield Technology L.P. | | 2011 |
| Keygold United Trading LLP | | 2011 |
| Keyhaven Beauty, L.P. | | 2020 |
| Keyhaven Capital Partners GP L.P. | | 2003 |
| Keyhaven Capital Partners I, L.P. | | 2003 |
| Keyhaven Capital Partners II (GP) Limited | Financial services | 2006 |
| Keyhaven Capital Partners II GP L.P. | | 2006 |
| Keyhaven Capital Partners II, L.P. | | 2006 |
| Keyhaven Capital Partners III (GP) Limited | Financial services | 2008 |
| Keyhaven Capital Partners III B L.P. | | 2010 |
| Keyhaven Capital Partners III BA, L.P. | | 2020 |
| Keyhaven Capital Partners III GP L.P. | | 2008 |
| Keyhaven Capital Partners III L.P. | | 2008 |
| Keyhaven Capital Partners Iiia, L.P. | | 2020 |
| Keyhaven Capital Partners IV GP L.P. | | 2015 |
| Keyhaven Capital Partners IV GP Limited | Financial services | 2014 |
| Keyhaven Capital Partners IV, L.P. | | 2015 |
| Keyhaven European Opportunities Fund IV LP | | 2024 |
| Keyhaven Feeder GP LLP | | 2025 |
| Keyhaven Feeder LP | | 2020 |
| Keyhaven Growth Partners General Partner Limited | Financial services | 2012 |
| Keyhaven Growth Partners GP L.P. | | 2012 |
| Keyhaven Growth Partners II, L.P. | | 2014 |
| Keyhaven Growth Partners L.P. | | 2012 |
| Keyhaven Italia Carry LP | | 2026 |
| Keyhaven Italia GP LLP | | 2026 |
| Keyhaven Italia LP | | 2026 |
| Keyhaven Monorail LP | | 2022 |
| Keyhaven Secondaries (Top UP) Feeder II, L.P. | | 2019 |
| Keyhaven Secondaries (Top UP) II, L.P. | | 2019 |
| Keyhaven Secondaries Fund I B, L.P. | | 2011 |
| Keyhaven Secondaries Fund I, L.P. | | 2011 |
| Keyhaven Secondaries Fund II, L.P. | | 2015 |
| Keyhaven Secondaries Fund III, L.P. | | 2020 |
| Keyhaven Secondaries I GP L.P. | | 2011 |
| Keyhaven Secondaries II (Top UP) GP L.P. | | 2019 |
| Keyhaven Secondaries II GP L.P. | | 2015 |
| Keyhaven Secondaries III GP L.P. | | 2020 |
| Keyholding Response Scotland Limited | Administrative & support | 2000 |
| Keyholding Response U.K. Limited | Administrative & support | 1998 |
| Keyland Holdings Ltd | Real estate | 2024 |
| Keylord Investments L.P. | | 2010 |
| Keynest Digital Ltd | Wholesale & retail | 2025 |
| Keynix Import LP | | 2014 |
| Keyport Investments Ltd. | Real estate | 2005 |
| Keyprint Security Limited | Wholesale & retail | 2013 |
| Keyreledy Ltd | Real estate | 2024 |
| Keystone (Scotland) Limited | Construction | 2016 |
| Keystone Construction (Scotland) Limited | Construction | 2018 |
| Keystone International Group Limited | Administrative & support | 2026 |
| Keystone Preservation Limited | Administrative & support | 2016 |
| Keystone Recruitment Partners Limited | Administrative & support | 2025 |
| Keystone Taxis Limited | Professional & scientific | 2023 |
| Keystore (Moredun) Ltd | Real estate | 2008 |
| Keyterry Ltd | Wholesale & retail | 2026 |
| Keyworkers Living Ltd | Administrative & support | 2016 |
| Keyzlocksmiths Ltd | Wholesale & retail | 2021 |
| KF Property Management Limited | Real estate | 2018 |
| KF Scotland Ltd | Real estate | 2024 |