| GS IT Services Limited | Information & communication | 2026 |
| Halcyon Property Investors Ltd | Real estate | 2023 |
| Hamilton & Brydie Limited | Construction | 2006 |
| Hamna Trading Limited | Wholesale & retail | 2024 |
| Hanlon Integrity Ltd | Construction | 2023 |
| Hanna Cars Ltd | Wholesale & retail | 2019 |
| Hannah Moore Ltd | Other services | 2026 |
| Happy Days Minibus and Coach Hire Ltd | Transport & logistics | 2025 |
| Harper & Co Developments Ltd | Real estate | 2026 |
| Hasan Stores Limited | Wholesale & retail | 2007 |
| Hassle Free Delivery Limited | Transport & logistics | 2025 |
| Hawkhill Community Association Ltd | Other services | 2021 |
| Heather ALE Limited | Manufacturing | 1994 |
| Henderson Engineers Limited | Construction | 2011 |
| Henryk Service Limited | Hospitality | 2025 |
| Highland Agricultural Services Ltd | Professional & scientific | 2025 |
| Highlands F&B Ltd | Hospitality | 2023 |
| Hill Street Repair Centre Ltd | Manufacturing | 2021 |
| Hillfoots Nurseries Ltd. | Wholesale & retail | 2026 |
| Hillfoots Tales CIC | Other services | 2021 |
| Hillview Animal Park Ltd | Education | 2022 |
| Hive Commodities LP | | 2024 |
| HL Hub Limited | Wholesale & retail | 2025 |
| HL Trans Limited | Transport & logistics | 2019 |
| Home-Start Clackmannanshire | Health & social care | 2005 |
| Homegrown Direct Ltd | Agriculture & fishing | 2023 |
| Hoof Hearted Photography Ltd | Professional & scientific | 2025 |
| Horne Access Ltd | Construction | 2024 |
| Hot & Fresh Foods Ltd | Hospitality | 2026 |
| House of Furniture(Scot) Limited | Wholesale & retail | 2025 |
| Household of Ashake Limited | Manufacturing | 2026 |
| Howgate Furniture Limited | Real estate | 2025 |
| HRN Properties Ltd | Real estate | 2025 |
| HS PVT Limited | Wholesale & retail | 2025 |
| Hughes Outdoor Media Vehicle Transportation Services Ltd | Professional & scientific | 2017 |
| Hunter Mechanical Services Limited | Professional & scientific | 2021 |
| Hunter’S Hounds Limited | Other services | 2025 |
| Hydrotechnics Ltd. | Water & waste | 1997 |
| Hyperfocus Games Ltd | Information & communication | 2023 |
| Hyperreal Group Ltd | Professional & scientific | 2019 |
| IK Soft Furnishings Ltd | Manufacturing | 2016 |
| Imaging Supplies Limited | Construction | 1997 |
| Immediate (Scotland) Ltd | Extraterritorial | 2015 |
| Immediate Waste and Resource Management Limited | Water & waste | 2013 |
| Immns Ltd | Hospitality | 2022 |
| IN VS OUT Nutrition Ltd | Other services | 2019 |
| Inchrie Castle Limited | Hospitality | 2012 |
| Independent Aggregates Limited | Extraterritorial | 2002 |
| Independent Living Association Forth Valley | Health & social care | 2005 |
| Index Emea Limited | Wholesale & retail | 2014 |
| Individual Unit Hire Ltd | Real estate | 2001 |
| Information Answers Limited | Information & communication | 2003 |
| Inglewood House Limited | Hospitality | 2014 |
| Innes Ross Limited | Professional & scientific | 2005 |
| Innpac Limited | Administrative & support | 2014 |
| Inphormatic Ltd | Professional & scientific | 2021 |
| Insighttree Ltd | Information & communication | 2023 |
| Intercity Express Ltd | Transport & logistics | 2024 |
| International Groceries Ltd | Wholesale & retail | 2024 |
| Inverallan Limited | Manufacturing | 2002 |
| Izan Ltd | Wholesale & retail | 2025 |
| J Hutchison and Sons Limited | Wholesale & retail | 2013 |
| J Nelson Rope Access Ltd | Professional & scientific | 2025 |
| J S K Retail (GLW) Ltd | Wholesale & retail | 2016 |
| J&J Nail Spa Ltd | Other services | 2026 |
| J&Jr Lettings Ltd | Real estate | 2025 |
| Jamie Allan Electrical Ltd | Construction | 2025 |
| Jamies Andie Cranes Limited | Manufacturing | 2024 |
| Jamieson-Macgregor Limited | Wholesale & retail | 1964 |
| Janice Scoon Consultancy Ltd | Hospitality | 2025 |
| Jasper Cameron Investments Ltd | Real estate | 2020 |
| JC Network and Planning Management Ltd | Information & communication | 2025 |
| JCW Express Limited | Transport & logistics | 2018 |
| JDW Agri Limited | Wholesale & retail | 2018 |
| JFA Contracting Ltd | Professional & scientific | 2023 |
| Jjpool Limited | Hospitality | 2021 |
| JM Property Scotland Ltd | Real estate | 2022 |
| JM24 Electrical Ltd | Construction | 2024 |
| JMP Domestic Services Ltd | Administrative & support | 2019 |
| Jmsm Limited | Professional & scientific | 2021 |
| John Lawrence Home & Properties Ltd | Real estate | 2025 |
| John Sinclair (Haulage) Limited | Transport & logistics | 1989 |
| Johnson Rebar Ltd | Construction | 2024 |
| Johnson Steelfixers Ltd | Construction | 2019 |
| Joyuwa Ltd | Health & social care | 2022 |
| JP Power and Industrial Services Ltd | Manufacturing | 2025 |
| Jplm Ltd | Professional & scientific | 2026 |
| JPS Restoration and Consultancy Ltd | Manufacturing | 2024 |
| JS Consultancy Solutions Ltd | Information & communication | 2023 |
| JT Joiners Ltd | Construction | 2021 |
| K&J Live Ltd | Arts & recreation | 2025 |
| K45H Ltd | Arts & recreation | 2024 |
| Kaharla Ltd | Hospitality | 2025 |
| Kaid Developments Ltd | Construction | 2025 |
| Kaka Shop Ltd | Wholesale & retail | 2023 |
| Karin Care Services Ltd | Health & social care | 2023 |
| KAT Morgan Makeup and Hair Ltd | Other services | 2025 |
| Kaulore Limited | Real estate | 2014 |
| Kavakhsltd Ltd | Wholesale & retail | 2025 |
| Kavanagh & Co Limited | Administrative & support | 2026 |