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Every UK company that files accounts electronically, filterable by what it actually earns. Revenue and profit appear only where the company published a P&L — never estimated.
25,509 companies
| # | Company | Revenue | Profit | Margin | Staff |
|---|---|---|---|---|---|
| 1 | Babcock International Group PLC London · Other engineering activities Independent | £5.2bn | £211m | 4.1% | — |
| 2 | Kellogg Brown & Root Limited Leatherhead · Engineering related scientific and technical consulting activities Doing more with less | £361m | £119m | 32.9% | 14 |
| 3 | Mott Macdonald Group Limited London · Other engineering activities Independent | £2.5bn | £68.8m | 2.8% | 18,765 |
| 4 | Phoenix Me Limited London · Other engineering activities Capital-lightOperating leverage | £319m | £13.5m | 4.2% | 469 |
| 5 | Williams Homes (Bala) Limited Bala · Manufacture of veneer sheets and wood-based panels Capital-light | £45.4m | £11.5m | 25.3% | 60 |
| 6 | Fluence Energy UK Limited London · Other engineering activities Young and profitable | £102m | £10.3m | 10.1% | — |
| 7 | Comau U.K. Limited Rugby · Other engineering activities IndependentCapital-light+1 | £71.7m | £9.1m | 12.8% | 57 |
| 8 | Fichtner Consulting Engineers Limited Stockport · Other engineering activities Cash flow filed | £36.8m | £8.3m | 22.4% | 182 |
| 9 | WHP Telecoms Limited Warrington · Construction of utility projects for electricity and telecommunications Capital-light | £183m | £7m | 3.8% | 660 |
| 10 | Power Electrics (Bristol) Limited Bristol · Engineering design activities for industrial process and production | £46.4m | £7m | 15% | 257 |
| 11 | Smartbox Assistive Technology Limited Malvern · Other manufacturing n.e.c. | £27m | £5.3m | 19.8% | 117 |
| 12 | Novares Peterlee Limited Peterlee · Manufacture of plastics in primary forms Operating leverageDoing more with less | £27.7m | £4.8m | 17.4% | 85 |
| 13 | Heyne Tillett Steel Ltd London · Other engineering activities Capital-lightOperating leverage+1 | £20.5m | £4.7m | 22.8% | 160 |
| 14 | M-Sport UK Limited Cockermouth · Manufacture of motor vehicles Capital-lightYoung and profitable | £46.6m | £4.6m | 9.9% | 215 |
| 15 | Fire Door Inspection Solutions Limited Castleford · Engineering related scientific and technical consulting activities Capital-lightOperating leverage | £20.7m | £4.1m | 19.8% | 52 |
| 16 | Maintenance & Contracting Services Ltd Bristol · Other engineering activities Capital-lightOperating leverage | £61.1m | £4.1m | 6.7% | 105 |
| 17 | Overwerx Ltd Wolverhampton · Manufacture of air and spacecraft and related machinery Profit only IndependentSmall team+1 | — | £3.8m | — | 5 |
| 18 | Ikm Testing UK Limited Cramlington · Other engineering activities Capital-lightOperating leverage | £43.2m | £3.5m | 8.1% | 224 |
| 19 | Greenray Turbine Solutions Limited Lincoln · Other engineering activities Capital-light | £23.4m | £3.4m | 14.7% | 71 |
| 20 | Cubic Defence UK Ltd. Redhill · Retail sale of telecommunications equipment other than mobile telephones Capital-lightOperating leverage | £20.2m | £3.4m | 16.7% | 96 |
| 21 | John McAslan & Partners Limited Architectural activities Capital-lightOperating leverage | £21.5m | £3.4m | 15.7% | 48 |
| 22 | Yokogawa United Kingdom Limited Runcorn · Manufacture of electronic industrial process control equipment Capital-light | £41m | £3.3m | 8% | 145 |
| 23 | Supacat Limited Devon · Manufacture of military fighting vehicles | £69.1m | £3.3m | 4.7% | 149 |
| 24 | VDL Steelweld UK Limited Warwick · Engineering design activities for industrial process and production IndependentCapital-light+1 | £49.1m | £3.2m | 6.6% | 44 |
| 25 | McAdam Design Limited 478 Castlereagh Road · Other engineering activities Capital-lightOperating leverage | £24.9m | £3.2m | 12.8% | 158 |
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Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.