| G Timber Limited | Agriculture & fishing | 2023 |
| G&L Trades Ltd | Manufacturing | 2016 |
| G. Noble and Grampian Regional Council | | 1990 |
| Galilee Fishing Ltd | Agriculture & fishing | 2021 |
| Gamingstop Ltd | Wholesale & retail | 2020 |
| Garman Ltd | Agriculture & fishing | 2014 |
| Garry Hepburn Limited | Agriculture & fishing | 2003 |
| Garry Noble Ltd. | Agriculture & fishing | 2009 |
| Gary Buchan Builders Ltd | Construction | 2026 |
| Gauld Services Ltd | Professional & scientific | 2022 |
| GB Livestock UK Ltd | Agriculture & fishing | 2026 |
| GDH (Scotland) Ltd | Transport & logistics | 2023 |
| Genesis RX 411 Ltd. | Agriculture & fishing | 2007 |
| George Moir Scaffolding Ltd. | Construction | 2007 |
| GG Mobiles Ltd | Wholesale & retail | 2024 |
| Gibb Property Ltd | Real estate | 2022 |
| Gibb Property One Ltd | Real estate | 2022 |
| GJD Marine Limited | Administrative & support | 2012 |
| GJS Welding Ltd | Manufacturing | 2022 |
| Gllm Ltd | Professional & scientific | 2023 |
| Global North East Transport Ltd | Wholesale & retail | 2021 |
| Glover & Co Foods Ltd. | Wholesale & retail | 2003 |
| GNS Food Grampian Ltd | Hospitality | 2025 |
| Golden Cairn Competitions Ltd | Arts & recreation | 2025 |
| Golden Revolution Ltd | Real estate | 2023 |
| Goldgate Energy Services Limited | Professional & scientific | 2023 |
| GPS Contracting (FR) Ltd | Agriculture & fishing | 2023 |
| Graeme Campbell Joinery Limited | Construction | 2009 |
| Grampian Kart Club | Arts & recreation | 2000 |
| Granite City Property Investment Ltd | Real estate | 2023 |
| Gray & Adams (Doncaster) Limited | Manufacturing | 1990 |
| Gray & Adams Group Limited | Manufacturing | 2002 |
| Gray & Adams Holdings Limited | Manufacturing | 2009 |
| Gray & Adams Limited | Manufacturing | 1970 |
| Greenbank Caravan Storage & Units Ltd | Transport & logistics | 2019 |
| Greenbank Valve Maintenance & Consultancy Services Ltd | Professional & scientific | 2019 |
| Grim Reaper Arts Limited | Arts & recreation | 2023 |
| Ground-Prep Ltd. | Construction | 2007 |
| GS Design Services Limited | Professional & scientific | 2023 |
| GTB (FR) Ltd | Construction | 2025 |
| GTD Marine Services Ltd | Transport & logistics | 2023 |
| Gulfcrown Limited | Agriculture & fishing | 2005 |
| Gupi App Ltd | Information & communication | 2026 |
| H & a Buchan Ltd | Agriculture & fishing | 2021 |
| H & K Hendry Limited | Agriculture & fishing | 2003 |
| H a & Y J a E Ltd | Hospitality | 2018 |
| H Fishing Ltd | Agriculture & fishing | 2026 |
| H S Fishing LLP | | 2013 |
| H.S.G. UK Limited | Professional & scientific | 1999 |
| Haaco Limited | Agriculture & fishing | 2007 |
| Halcyon Homes (Peterhead) Ltd | Real estate | 2024 |
| Halle Enterprises Ltd | Administrative & support | 2017 |
| Hallmoss Renewables LLP | | 2014 |
| Happy COO Farm Limited | Wholesale & retail | 2021 |
| Happy Nails 60 Ltd | Other services | 2024 |
| Harry Smith Fishing Limited | Agriculture & fishing | 2015 |
| Harvest Moon (Fraserburgh) LLP | | 2009 |
| Hatton Biofuels Ltd | Extraterritorial | 2022 |
| Hatton Estate Leisure Ltd | Real estate | 2021 |
| Hawthorn Fishing Ltd | Agriculture & fishing | 2018 |
| Hazco (Banff) Ltd | Agriculture & fishing | 2023 |
| Headshot Limited | Agriculture & fishing | 2003 |
| Heat UP Scotland Limited | Professional & scientific | 2023 |
| Heath-Hill Management Ltd | Hospitality | 2024 |
| Heather ANN Morgan Limited | Extraterritorial | 2024 |
| Hello There Ltd | Extraterritorial | 2022 |
| Henley Marine Services Ltd | Professional & scientific | 2024 |
| HF Marine Ltd | Professional & scientific | 2026 |
| Highland COO Barrels Ltd | Wholesale & retail | 2024 |
| Highland Project Services Ltd | Professional & scientific | 2025 |
| Hillhead Livestock Limited | Agriculture & fishing | 2011 |
| Hirta Services Ltd. | Professional & scientific | 2007 |
| Holiday Lets Alba Ltd | Real estate | 2021 |
| Hollyhood Limited | Wholesale & retail | 2025 |
| Home-Start North East Aberdeenshire | Health & social care | 2005 |
| Honeycomb Cafe Ltd | Hospitality | 2025 |
| Honeycomb Family Barns Ltd | Other services | 2025 |
| Honeycomb Propco Ltd | Other services | 2025 |
| Hope Farm Plant Ltd | Professional & scientific | 2022 |
| Horizon Holdings Group Ltd | Financial services | 2026 |
| House of Choi Limited | Hospitality | 2019 |
| Howard Driver Training Limited | Education | 2024 |
| Howard Haulage Limited | Transport & logistics | 2018 |
| Hua's Tung Fung Ltd | Hospitality | 2026 |
| Hughes and Goodbrand Limited | Other services | 2008 |
| Hutton Property Developments Limited | Real estate | 2017 |
| Hythie Properties Ltd. | Real estate | 2017 |
| I & K Supplies Limited | Wholesale & retail | 1993 |
| Iacomus Fishing Company Limited | Agriculture & fishing | 2020 |
| Iain Mearns Ltd | Hospitality | 2023 |
| Iain Mearns Properties Ltd | Real estate | 2024 |
| IAN Gatt Ltd. | Agriculture & fishing | 2003 |
| IAN Ritchie (Fishing) Limited | Agriculture & fishing | 2006 |
| IBC Scotland Ltd | Wholesale & retail | 2021 |
| Ifmr Services Ltd | Administrative & support | 2024 |
| Infinite Investing Limited | Real estate | 2022 |
| Infinity Group (Fife) Ltd | Other services | 2025 |
| Infinity Group (Strichen) Ltd | Financial services | 2024 |
| Infinity Heat & Power Solutions Ltd | Other services | 2023 |
| Infinity Property Strichen Ltd | Real estate | 2024 |