| Highworth Skip Hire Limited | Wantage | 2019 |
| Hii-Recycling Ltd | London | 2022 |
| Hilditch Group Limited | Malmesbury | 2006 |
| Hiles Construction Ltd | Rochdale | 2015 |
| Hilites Group Ltd | Croydon | 2014 |
| Hill Business Limited | Uxbridge | 2018 |
| Hill Cross Quarries Limited | Coventry | 2025 |
| Hill Fire & Security Limited | Orpington | 2009 |
| Hill Groundworks & Waterworks Ltd | Swindon | 2019 |
| Hill Metal Recycling Limited | Harlow | 2002 |
| Hillcrest Aggregates Ltd | London | 2019 |
| Hillfoot Skips Limited | Sheffield | 2009 |
| Hillfoot Waste Management Limited | South Yorkshire | 2002 |
| Hillhead Reclamation and Salvage Limited | Holywood | 2020 |
| Hills Engineering Services Ltd | Bristol | 1995 |
| Hills Metals Limited | Bristol | 2003 |
| Hills Municipal Collections Limited | Swindon | 2016 |
| Hills Skip & Grab Hire Ltd | Dudley | 2025 |
| Hills Specialised Services Ltd | Biggleswade | 2012 |
| Hills Waste Solutions Limited | Swindon | 1956 |
| Hillside Plastics Limited | Stockton-On-Tees | 1971 |
| Hilltop Collective Ltd | Waterfoot | 2026 |
| Hillwin Limited | Wimborne | 2013 |
| Hilsea Harness & Saddlery Ltd | Portsmouth | 2020 |
| Hima Ltd | London | 2014 |
| Himley Environmental Limited | Northampton | 2012 |
| Hinkcroft Transport Limited | Leigh-On-Sea | 1977 |
| Hinton Hygiene Limited | Nottingham | 2026 |
| Hinton Skips UK Ltd | London | 2014 |
| HIP Maintenance Ltd | Stevenage | 2021 |
| Hippo Tankers Ltd | Attleborough | 2024 |
| HIR Ltd | Staines-Upon-Thames | 2013 |
| Hira Car Parts Limited | Sheffield | 2025 |
| Hira Logistics Ltd | Romford | 2013 |
| Hire a Skip | Ballymena | 2021 |
| Hired Hands Waste Management Solutions Limited | Gateshead | 2021 |
| Hireforce Rentals Ltd | Spalding | 2014 |
| Hireservices (U.K.) Limited | Kingston Upon Thames | 2003 |
| Hirst Environmental Services Ltd | Holsworthy | 2010 |
| Hise Logistics Ltd | London | 2023 |
| Hitech Glazing Limited | Huddersfield | 2004 |
| Hitl Innovation and Green Environment | London | 2025 |
| Hive Facilities Management Ltd | Rugby | 2025 |
| Hive Waste and Recycling Limited | Peterborough | 2010 |
| Hixon Recycling Limited | Rugeley | 2009 |
| HJ Saxon Properties Ltd | Ipswich | 2025 |
| HJB Rubbish Limited | Hove | 2026 |
| Hjkl Spedition Ltd | Penrith | 2013 |
| HJT 2014 Limited | London | 2014 |
| HJT Limited | London | 2001 |
| HK Drainage Solutions Ltd | London | 2022 |
| HKZ Waste & Construction Limited | London | 2019 |
| HLB Waste Ltd | London | 2017 |
| HM Landcare Limited | Cardiff | 2009 |
| HM Waste Limited | Benfleet | 2022 |
| HMH Yorkshire Ltd | Beverley | 2023 |
| HML Recycling Limited | Accrington | 2009 |
| HMS (FOG Management) Ltd | London | 2025 |
| Hmtf Furniture Group Limited | 1 More London Place | 1933 |
| HN Sustainable Processing Ltd | Ingatestone | 2025 |
| HNH Construction Ltd | St Giles | 2022 |
| HNR Recycling UK Ltd | London | 2023 |
| Hoarwithy Sewage Treatment Plant Management Company Limited | Ledbury | 2023 |
| Hoban Waste Management Ltd | Milton Keynes | 2012 |
| Hobbs Barn Limited | Exeter | 2026 |
| Hodge OIL Limited | Treharris | 2019 |
| Hodges Recycling Ltd | Bedlington | 2013 |
| Hodgson Recycling Ltd | Uxbridge | 2019 |
| Hofcom Limited | York | 1999 |
| Hogan Waste Limited | Llandudno | 2017 |
| Holborn Waste 2015 Limited | Birmingham | 2015 |
| Holcombe Management Services Limited | Bury | 2009 |
| Holden Spring Limited | Keighley | 1993 |
| Holderness Metal Co. Ltd | Hessle | 2003 |
| Holgates Drainage Ltd | Accrington | 2024 |
| Holiday Home Waste Collection Ltd | Wadebridge | 2018 |
| Holly Blue Waste & Recycling Ltd | Tiptree | 2025 |
| Hollybush Site Limited | Wolverhampton | 2012 |
| Hollywood Heating Limited | Birmingham | 2018 |
| Holmacott Landfill Site & Recycling Centre Limited | Devon | 2003 |
| Holman Fraser Limited | Penryn | 1999 |
| Holme Croft Residents Limited | Carlisle | 2000 |
| Holme Valley Skip Hire Limited | Holmfirth | 2024 |
| Holmes Contracting Ltd | Carmarthen | 2014 |
| Holyoakes Lane Management Company Limited | Redditch | 1996 |
| Holystone Waste and Reclamation Solutions Limited | Blaydon-On-Tyne | 2019 |
| Holywell Haulage Limited | Pyrford Road West Byfleet | 1998 |
| Holywell Utility Limited | West Byfleet | 2004 |
| Home Basics (Tweeddale) Company Limited | Walkerburn | 2002 |
| Home Drainage Protection Service Ltd | Basildon | 2021 |
| Home Farm Management (Newbrough) Limited | Hexham | 2001 |
| Home Pure System Ltd | Liverpool | 2026 |
| Homeclear Ltd | Tavistock | 2024 |
| Homedec Plumbing and Decorating Ltd | Basingstoke | 2016 |
| Homemakers Community Recycling | Abergavenny | 2002 |
| Homes WE Make CIC | London | 2026 |
| Homesmart Drainage Ltd | Burgess Hill | 2024 |
| Hommix UK Limited | London | 2013 |
| Honey Trading Limited | Ilford | 2017 |
| Honeys Rubbish Clearance Ltd | Bristol | 2018 |