| 1 | financial services | £5,483,731,600 | 513 |
| 2 | aerospace and military contracting | £1,564,003,623 | 81 |
| 3 | telecommunications | £1,212,606,146 | 83 |
| 4 | utilities and power generation | £922,358,263 | 1,007 |
| 5 | diversified | £580,748,254 | 172 |
| 6 | miscellaneous manufacturing | £335,119,751 | 82 |
| 7 | pharmaceuticals | £323,862,375 | 26 |
| 8 | retailing | £228,445,780 | 275 |
| 9 | business services | £227,938,547 | 276 |
| 10 | airlines | £212,117,091 | 47 |
| 11 | private equity (including portfolio companies) | £200,304,104 | 172 |
| 12 | miscellaneous services | £181,458,224 | 311 |
| 13 | oilfield services and supplies | £180,753,109 | 49 |
| 14 | chemicals | £78,574,420 | 156 |
| 15 | entertainment | £57,498,560 | 29 |
| 16 | construction and engineering | £56,585,059 | 213 |
| 17 | information technology | £52,844,561 | 31 |
| 18 | food products | £29,938,200 | 168 |
| 19 | mining and minerals | £27,385,400 | 12 |
| 20 | oil and gas | £20,326,665 | 156 |
| 21 | hotels | £18,539,424 | 18 |
| 22 | miscellaneous energy products and systems | £16,402,384 | 2 |
| 23 | building materials | £14,412,903 | 188 |
| 24 | media | £11,363,852 | 2 |
| 25 | household and personal care products | £11,126,421 | 10 |
| 26 | wholesalers | £9,954,038 | 37 |
| 27 | metals | £9,477,987 | 42 |
| 28 | waste management and environmental services | £8,306,056 | 228 |
| 29 | healthcare services | £7,979,424 | 84 |
| 30 | freight and logistics | £7,033,621 | 118 |
| 31 | beverages | £5,148,798 | 65 |
| 32 | industrial equipment | £4,890,633 | 79 |
| 33 | motor vehicles | £3,023,552 | 27 |
| 34 | paper and packaging | £2,367,430 | 84 |
| 35 | electrical and electronic equipment | £2,169,103 | 23 |
| 36 | real estate | £1,286,177 | 20 |
| 37 | agribusiness | £1,181,006 | 22 |
| 38 | housewares and home furnishings | £889,112 | 23 |
| 39 | automotive parts | £870,149 | 19 |
| 40 | paints and coatings | £826,032 | 11 |
| 41 | industrial services | £588,347 | 17 |
| 42 | restaurants and foodservice | £238,326 | 30 |
| 43 | heavy equipment | £157,500 | 4 |
| 44 | medical equipment and supplies | £152,446 | 14 |
| 45 | tobacco | £135,693 | 8 |
| 46 | apparel | £90,660 | 4 |
