| Gryphon Enterprises Ltd | Administrative & support | 2015 |
| GT Scaffolding (Contractors) Limited | Construction | 2010 |
| GTP3 LLP | | 2007 |
| Gtst Limited | Professional & scientific | 2020 |
| Guildford & Godalming Construction Ltd | Construction | 2025 |
| Guildford Infrastructure Limited | Information & communication | 2013 |
| Guildford Intellectual Property Limited | Financial services | 2006 |
| Guildford Landscapes Limited | Administrative & support | 2015 |
| Guildford Mazda Ltd | Wholesale & retail | 2007 |
| Guildford Tennis Academy Limited | Arts & recreation | 2013 |
| Gunridge Espana Limited | Real estate | 2015 |
| Gunridge Securities Limited | Real estate | 1995 |
| Guru’S Grace Ltd | Administrative & support | 2024 |
| GW Property Consultants Ltd | Real estate | 2021 |
| Gwenco Ltd | Professional & scientific | 2011 |
| GWY Investments Ltd | Real estate | 2018 |
| Gym in a TIN Limited | Manufacturing | 2023 |
| H & O Property Two Limited | Real estate | 1999 |
| H.B.S. Management Consultants Ltd | Professional & scientific | 2000 |
| H.J.Jackman,Limited | Real estate | 1937 |
| Haigh Finance Limited | Real estate | 2019 |
| Haigh Property Holdings Limited | Real estate | 2019 |
| Hairosmith Ltd | Other services | 2010 |
| Hairwax Barber Ltd | Other services | 2025 |
| Halcyon Disco Limited | Administrative & support | 2016 |
| Haldon Investments Ltd | Real estate | 2011 |
| Halo Partnerships Limited | Professional & scientific | 2020 |
| Hambledon Nursery School Limited | Education | 2012 |
| Hammond Landscapes Limited | Administrative & support | 2012 |
| Handyman and Refurb Solutions Ltd | Construction | 2023 |
| Hangerfield Limited | Real estate | 2016 |
| Hansa Biopharma Limited | Professional & scientific | 2013 |
| Happy Planet Toys Ltd | Manufacturing | 2023 |
| Happy Umbrella Group Ltd | Arts & recreation | 2020 |
| Harbourside Investments Limited | Real estate | 2002 |
| Harbourside Securities Limited | Real estate | 2017 |
| Harding Carpentry Limited | Construction | 2023 |
| Hardware Associates Limited | Information & communication | 2021 |
| Harebell Lane Limited | Manufacturing | 2026 |
| Harkin Consulting Ltd | Information & communication | 2024 |
| Harlow Holdings Group Ltd | Financial services | 2025 |
| Harmonia London Ltd | Health & social care | 2025 |
| Harry Yates Design Limited | Professional & scientific | 2023 |
| Hart House Freehold Limited | Households | 2024 |
| Haslemere Building Services Limited | Construction | 2018 |
| Haslemere Community Rugby Club Ltd | Arts & recreation | 2005 |
| Haslemere Fencing Limited | Administrative & support | 2012 |
| Hastingwood Flooring Contracts Limited | Construction | 2017 |
| Hatbox Group Limited | Financial services | 2024 |
| Havenstreet Capital Limited | Real estate | 2026 |
| Hawco Bidco Limited | Financial services | 2023 |
| Hawco Limited | Manufacturing | 1981 |
| Hawco Midco Limited | Financial services | 2023 |
| Hawco Topco Limited | Financial services | 2023 |
| Hawk Heritage Ltd | Professional & scientific | 2019 |
| Hawken Media Limited | Professional & scientific | 2016 |
| Hawthorne Roofing Ltd | Construction | 2019 |
| Hayley NYE Limited | Wholesale & retail | 2007 |
| Hayward & Hayward Ltd | Construction | 2024 |
| Hazydale Ltd | Professional & scientific | 2024 |
| HB222BRI Ltd | Energy | 2019 |
| HB333MIL Ltd | Energy | 2019 |
| HB411MIN Ltd | Energy | 2019 |
| HB825AXM Ltd | Energy | 2019 |
| HBM Design Limited | Professional & scientific | 2020 |
| HBM Limited | Construction | 1993 |
| HD000ACT Ltd | Energy | 2019 |
| HD143OCK Ltd | Energy | 2019 |
| HD144WHI Ltd | Energy | 2019 |
| HD192RAY Ltd | Energy | 2019 |
| HD381GRE Ltd | Energy | 2019 |
| HD639LEG Limited | Energy | 2019 |
| HD777FRY Ltd | Energy | 2019 |
| HD888CAP Limited | Energy | 2019 |
| HDP Roofing Limited | Construction | 2025 |
| Headforwards Ltd | Professional & scientific | 2021 |
| Healthclare Medical Aesthetics Limited | Health & social care | 2026 |
| Healthmoves Ltd | Health & social care | 2009 |
| Healthy Homes Checklist Limited | Professional & scientific | 2025 |
| Healthy Thinking Ltd | Hospitality | 2019 |
| Heard Analytics & Advisory Ltd | Professional & scientific | 2023 |
| Heath & Guild Ltd | Real estate | 2026 |
| Heath Building Services Limited | Construction | 2002 |
| Heath Farm Munstead Limited | Arts & recreation | 2025 |
| Heath Property Limited | Real estate | 2018 |
| Heath Property Management Limited | Real estate | 2018 |
| Heath Residential Limited | Households | 2013 |
| Heathfield Forge Ltd | Agriculture & fishing | 2007 |
| Heel and TOE Driving Tours Limited | Administrative & support | 2026 |
| Helen's Homes 2 Limited | Real estate | 2017 |
| Hellomattdunncreative Limited | Professional & scientific | 2024 |
| Hemingway Holdings Limited | Financial services | 2015 |
| Hencroft Limited | Construction | 1998 |
| Henham Investments Limited | Financial services | 2024 |
| Heptacodium Ltd | Agriculture & fishing | 2022 |
| HER Gifted Hands CIC | Administrative & support | 2024 |
| Herculeum Limited | Professional & scientific | 2002 |
| Hermes Holdings International Limited | Households | 2024 |
| Hermes Travel Ltd | Administrative & support | 2011 |
| Heronwood Gardens Management Company Limited | Households | 2022 |