| KMP (GCA) LP | | 2020 |
| KMP Property Ltd | Real estate | 2020 |
| Kmpo Motorcorp L.P. | | 2012 |
| Kmreal Ltd | Transport & logistics | 2024 |
| KMS Consulting Ltd | Professional & scientific | 2024 |
| KMS Physio Ltd | Other services | 2024 |
| KMT Property Ltd | Real estate | 2022 |
| Kmukherjee Ltd | Wholesale & retail | 2024 |
| KN Starline LP | | 2016 |
| KN Stores Limited | Wholesale & retail | 2018 |
| Knbn Investments Ltd | Administrative & support | 2018 |
| KND Club Ltd | Arts & recreation | 2021 |
| Knidal Limited | Hospitality | 2019 |
| Knight Templar Limited | Real estate | 2004 |
| Knightbridge Property Management Ltd | Households | 2018 |
| Knights Kitchen Enterprise Ltd | Hospitality | 2020 |
| Knightsbridge Highrise 1 Limited | Real estate | 2017 |
| Knightsridge Garage Services Limited | Wholesale & retail | 2004 |
| Knitwear Universe LP | | 2017 |
| Knobb Hill SP | | 2002 |
| Knockkippen Wind Energy Limited | Energy | 2023 |
| Knockleven LLP | | 2024 |
| Knockroe Consulting Ltd | Professional & scientific | 2016 |
| Knockshinnoch Green Hydrogen Limited | Professional & scientific | 2014 |
| Knot Knot Games Ltd | Manufacturing | 2025 |
| Knotstressed Ltd | Wholesale & retail | 2011 |
| Know YOU More Limited | Professional & scientific | 2019 |
| Knowe Properties Limited | Real estate | 1971 |
| Knowehead Ltd | Wholesale & retail | 2020 |
| Knowire Systems Ltd | Construction | 2019 |
| Knowledge Machines Limited | Information & communication | 2021 |
| Knowledge-Bridge Limited | Other services | 2019 |
| Knowledgeit Limited | Information & communication | 2014 |
| Knowles & Co (Edin) Ltd | Professional & scientific | 2018 |
| Knowles and Masutes Ltd | Real estate | 2020 |
| Knowvate Hub CIC | Administrative & support | 2023 |
| Knoxfield Ltd. | Administrative & support | 2012 |
| Knoxville Pristine LP | | 2016 |
| KNR Consulting Ltd | Other services | 2019 |
| KNR Enterprises Ltd | Construction | 2021 |
| Knucklebone Games Ltd | Wholesale & retail | 2022 |
| Knuckles and Nails Ltd | Wholesale & retail | 2024 |
| Knutsford Investment Trading (Scotland) Partnership SP | | 2022 |
| Knygos Namai Limited | Professional & scientific | 2014 |
| KO Kitchen Catering Limited | Hospitality | 2023 |
| KO Sing Chinese Takeaway Ltd | Hospitality | 2023 |
| Koala Competitions Limited | Wholesale & retail | 2026 |
| Koalastate Limited | Households | 2025 |
| Koar Group Limited | Professional & scientific | 2025 |
| Kocha Mentors CIC | Information & communication | 2024 |
| Kochchi Glasgow Ltd | Hospitality | 2025 |
| Kochchi Ltd | Manufacturing | 2020 |
| Kocktail Club Ltd | Wholesale & retail | 2020 |
| Koda Hair Limited | Other services | 2025 |
| Koda Konsult Limited | Professional & scientific | 2023 |
| Kodi G.R.M Ltd | Wholesale & retail | 2025 |
| Kofeasts Ltd | Hospitality | 2025 |
| Koffee POT Edinburgh Limited | Hospitality | 2015 |
| Kofi & Kréme Limited | Hospitality | 2024 |
| Kognisance Ltd | Information & communication | 2019 |
| Kohala Limited | Hospitality | 2019 |
| Kohlbeauty Ltd | Other services | 2025 |
| Koilum Limited | Wholesale & retail | 2024 |
| KOK Foods Ltd | Manufacturing | 2025 |
| Kokos (Coatbridge) Limited | Arts & recreation | 1992 |
| Kolbuszowski Engineering Limited | Professional & scientific | 2026 |
| Kole LP | | 2017 |
| Kolindex Management LP | | 2012 |
| Kolkata Hospitality Ltd | Manufacturing | 2026 |
| Kolkata Scottish Heritage Trust | Arts & recreation | 2008 |
| Kollabsy Ltd | Information & communication | 2025 |
| Kollet Aytlet LLP | | 2011 |
| Kolovit LP | | 2017 |
| Kolowave Limited | Information & communication | 2025 |
| KOM Asset Management Limited | Real estate | 2021 |
| Komador International LP | | 2016 |
| Komalpreet Ltd | Hospitality | 2025 |
| Komandor (EDH) Limited | Construction | 2024 |
| Komart Transit LP | | 2016 |
| Komat Group LP | | 2016 |
| Komes International LP | | 2016 |
| Komin LP | | 2013 |
| Komin Solutions LP | | 2015 |
| Komino Group LP | | 2016 |
| Kompo Group LP | | 2016 |
| Komsi International Holding LP | | 2019 |
| Komybek Ltd | Manufacturing | 2012 |
| Konch UK Ltd | Information & communication | 2018 |
| Kongko Inspira Ltd | Information & communication | 2024 |
| Kongo Design LP | | 2013 |
| Konishi Gaffney Architects Ltd | Construction | 2009 |
| Konj Authentic Persian Cuisine Ltd | Hospitality | 2024 |
| Konkave Designs Limited | Professional & scientific | 2019 |
| Konnect Marine Limited | Professional & scientific | 2025 |
| Konto Investments Group LP | | 2011 |
| Kontorka LP | | 2014 |
| Kontur LP | | 2015 |
| Kookaburra PS Ltd | Real estate | 2026 |
| Kora Restaurant Limited | Hospitality | 2017 |
| Korado Power LP | | 2015 |