| 1 | National Highways Limited | 65,563 | £7.22bn |
| 2 | Eastern Power Networks Plc | 26,969 | £4.11bn |
| 3 | Wallace Estates Limited | 22,117 | £2.90bn |
| 4 | Tapestart Limited | 19,806 | £2.18bn |
| 5 | South Eastern Power Networks Plc | 18,451 | £2.92bn |
| 6 | Southern Electric Power Distribution Plc | 18,319 | £3.35bn |
| 7 | National Grid Electricity Distribution (East Midlands) Plc | 16,328 | £2.04bn |
| 8 | Northern Powergrid (Yorkshire) Plc | 15,821 | £1.81bn |
| 9 | National Grid Electricity Distribution (West Midlands) Plc | 13,872 | £1.80bn |
| 10 | British Telecommunications Limited | 13,673 | £3.83bn |
| 11 | Electricity North West Limited | 13,563 | £1.92bn |
| 12 | London Power Networks Plc | 13,555 | £7.84bn |
| 13 | Fairhold (Huddersfield) Limited | 13,006 | £1.59bn |
| 14 | National Grid Electricity Distribution (South West) Plc | 12,410 | £1.70bn |
| 15 | Levantera Developments Limited | 12,175 | £1.40bn |
| 16 | Sp Manweb Plc | 10,465 | £1.45bn |
| 17 | Sanctuary Housing Association | 10,425 | £1.43bn |
| 18 | Chime Properties Limited | 9,326 | £1.13bn |
| 19 | Shenstone Properties Limited | 9,085 | £1.25bn |
| 20 | A Shade Greener (F7) Llp | 8,732 | £1.03bn |
| 21 | Heylo Housing Registered Provider Limited | 8,075 | £1.95bn |
| 22 | Countrywide Tax & Trust Corporation Limited | 7,267 | £1.38bn |
| 23 | Canal & River Trust | 7,229 | £1.08bn |
| 24 | Morgoed Estates Limited | 6,821 | £796.4m |
| 25 | Anglian Water Services Limited | 6,756 | £771.0m |
| 26 | Midland Heart Limited | 6,379 | £628.7m |
| 27 | A Shade Greener (F8) Llp | 6,331 | £707.5m |
| 28 | Gatehouse Bank Plc | 6,152 | £2.12bn |
| 29 | Cadent Gas Limited | 6,032 | £592.0m |
| 30 | Severn Trent Water Limited | 5,796 | £650.6m |
| 31 | A Shade Greener (F16) Llp | 5,767 | £715.0m |
| 32 | National Grid Electricity Distribution (South Wales) Plc | 5,709 | £721.7m |
| 33 | Places For People Homes Limited | 5,706 | £635.1m |
| 34 | Bdw Trading Limited | 5,530 | £3.53bn |
| 35 | Yorkshire Water Services Limited | 5,275 | £605.8m |
| 36 | Network Rail Infrastructure Limited | 5,073 | £1.22bn |
| 37 | Freehold Managers (Nominees) Limited | 5,065 | £625.0m |
| 38 | The Electricity Network Company Limited | 5,060 | £1.35bn |
| 39 | Moat Homes Limited | 4,987 | £764.0m |
| 40 | Hh No. 2 Limited | 4,982 | £1.01bn |
| 41 | A Shade Greener (F17) Llp | 4,971 | £646.9m |
| 42 | A Shade Greener (F15) Llp | 4,916 | £598.2m |
| 43 | Sse Services Plc | 4,846 | £510.8m |
| 44 | Autumnwindow Limited | 4,570 | £1.14bn |
| 45 | Northern Electric Plc | 4,541 | £464.0m |
| 46 | Thames Water Utilities Limited | 4,451 | £1.03bn |
| 47 | A Shade Greener (F14) Llp | 4,437 | £539.2m |
| 48 | Alrayan Bank Limited | 4,418 | £1.66bn |
| 49 | United Utilities Water Limited | 4,402 | £501.8m |
| 50 | Autumnwindow No.2 Limited | 4,377 | £1.16bn |
| 51 | Dwr Cymru Cyfyngedig | 4,348 | £502.3m |
| 52 | A Shade Greener (F12) Llp | 4,338 | £521.0m |
| 53 | Taylor Wimpey Uk Limited | 4,261 | £2.49bn |
| 54 | Cornerstone Telecommunications Infrastructure Limited | 4,205 | £1.73bn |
| 55 | Ees Operations 1 Limited | 4,071 | £679.3m |
| 56 | Persimmon Homes Limited | 3,996 | £1.92bn |
| 57 | A Shade Greener (F9) Llp | 3,896 | £464.3m |
| 58 | A Shade Greener (F11) Llp | 3,814 | £456.3m |
| 59 | Ee Limited | 3,503 | £1.90bn |
| 60 | On Tower Uk Limited | 3,414 | £727.4m |
| 61 | Tesco Stores Limited | 3,318 | £3.51bn |
| 62 | Homesun Limited | 3,263 | £647.6m |
| 63 | Walsall Housing Group Limited | 3,144 | £441.3m |
| 64 | Investacc Pension Trustees Limited | 3,038 | £732.2m |
| 65 | Northern Powergrid (Northeast) Plc | 3,013 | £462.9m |
| 66 | G & O Properties (London) Limited | 3,008 | £326.6m |
| 67 | A Shade Greener (F6) Llp | 2,990 | £371.3m |
| 68 | Borsdane Properties Limited | 2,933 | £346.3m |
| 69 | Metropolitan Housing Trust Limited | 2,833 | £654.7m |
| 70 | Freetricity South East Limited | 2,823 | £443.1m |
| 71 | A Shade Greener (F13) Llp | 2,788 | £335.7m |
| 72 | London Underground Limited | 2,753 | £758.1m |
| 73 | Gray'S Inn Capital Limited | 2,731 | £358.4m |
| 74 | Fairfield Rents Limited | 2,673 | £284.0m |
| 75 | Bellway Homes Limited | 2,625 | £2.99bn |
| 76 | Hh No. 1 Limited | 2,624 | £517.1m |
| 77 | Hutchison 3G Uk Limited | 2,597 | £1.27bn |
| 78 | Sage Homes Rp Limited | 2,500 | £743.8m |
| 79 | The Residential Organisation Limited | 2,441 | £234.7m |
| 80 | Star Pubs Trading Limited | 2,429 | £713.9m |
| 81 | Fairhold Limited | 2,369 | £249.1m |
| 82 | Southern Land Securities Limited | 2,354 | £361.9m |
| 83 | Esp Electricity Limited | 2,322 | £1.34bn |
| 84 | Fidelis Legal Services Limited | 2,314 | £313.0m |
| 85 | Redrow Homes Limited | 2,270 | £1.46bn |
| 86 | Southern Water Services Limited | 2,265 | £276.1m |
| 87 | Wessex Water Services Limited | 2,229 | £513.5m |
| 88 | Sla Property Company Limited | 2,227 | £556.1m |
| 89 | Nhs Property Services Limited | 2,191 | £961.1m |
| 90 | Denton & Co. Trustees Limited | 2,181 | £692.2m |
| 91 | Wls Trustees Limited | 2,167 | £421.1m |
| 92 | Fairhaven Estate Company Limited | 2,154 | £332.9m |
| 93 | A Shade Greener (F2) Ltd | 2,146 | £266.1m |
| 94 | Wales & West Utilities Limited | 2,133 | £247.0m |
| 95 | South West Water Limited | 2,133 | £263.4m |
| 96 | Mountview Estates Plc | 2,124 | £566.8m |
| 97 | Hesmaloney Limited | 2,091 | £227.7m |
| 98 | A Shade Greener (F10) Llp | 2,058 | £245.8m |
| 99 | Retirement Rentals Limited | 2,054 | £208.1m |
| 100 | The Saint Annes-On-The-Sea Land And Building Company Limited | 2,035 | £365.8m |