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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.
1,035 companies
| # | Company | Revenue | Profit | Margin | Staff |
|---|---|---|---|---|---|
| 1 | United Utilities Water Limited Lingley Green Avenue Great · Water collection, treatment and supply Operating leverage | £2.6bn | £579m | 22.1% | 6,678 |
| 2 | Severn Trent Water Limited Coventry · Water collection, treatment and supply Operating leverage | £2.6bn | £444m | 17.2% | — |
| 3 | Auger Site Investigations Limited Liverpool · Water collection, treatment and supply | £24.3m | £4.8m | 19.7% | 226 |
| 4 | Eca Total Services Ltd ST Helens · Water collection, treatment and supply IndependentSmall team+1 | £6m | £3.6m | 60.2% | 9 |
| 5 | Water Treatment Products Limited Newport · Water collection, treatment and supply Capital-light | £12.4m | £2.9m | 23.7% | 54 |
| 6 | Equipdata Limited Pentrebach · Manufacture of metal structures and parts of structures Capital-lightCash flow filed | £16m | £2.6m | 16.3% | 63 |
| 7 | Drain Line Southern Limited Brighton · Water collection, treatment and supply IndependentCash flow filed | £22.9m | £1.2m | 5.2% | 255 |
| 8 | Nsi Industrial O&m Solutions Ltd Stoke-on-Trent · Water collection, treatment and supply Operating leverage | £17.9m | £1.2m | 6.6% | 94 |
| 9 | Drainage Consultants Limited Gravesend · Water collection, treatment and supply Capital-lightOperating leverage+1 | £9m | £889k | 9.9% | 97 |
| 10 | Kennet Water Limited Berkshire · Water collection, treatment and supply Profit only | — | £856k | — | 17 |
| 11 | Barr + Wray Limited Glasgow · Water collection, treatment and supply Capital-light | £14.5m | £705k | 4.9% | 54 |
| 12 | HSL Compliance Advanced Water Technologies Ltd Ross-on-Wye · Water collection, treatment and supply Profit only | — | £704k | — | 81 |
| 13 | Flow Management Solutions Ltd Andover · Water collection, treatment and supply Profit only IndependentSmall team+1 | — | £691k | — | 2 |
| 14 | Pozitive Water Limited London · Water collection, treatment and supply Capital-lightDoing more with less | £47.3m | £657k | 1.4% | 14 |
| 15 | Universal Tanker Solutions Limited ST Helens · Water collection, treatment and supply Capital-light | £19.2m | £551k | 2.9% | 119 |
| 16 | Rochester Midland Corporation Limited Newport · Manufacture of other chemical products n.e.c. Profit only | — | £477k | — | 80 |
| 17 | S M S Environmental Limited Didcot · Water collection, treatment and supply Capital-light | £13.5m | £432k | 3.2% | 211 |
| 18 | Macwater Ltd Inverurie · Water collection, treatment and supply IndependentSmall team+3 | £244k | £244k | 100% | 2 |
| 19 | Electrical and Pump Services Ltd Alton · Water collection, treatment and supply Capital-light | £8m | £216k | 2.7% | 24 |
| 20 | Progress Cleaning Services (Whiteplume) Limited Southampton · Water collection, treatment and supply Profit only Independent | — | £204k | — | 30 |
| 21 | Altek Chemical Engineering (2000) Limited Sudbury · Water collection, treatment and supply Profit only IndependentSmall team | — | £153k | — | 9 |
| 22 | N-Tec Services Limited Dorset · Water collection, treatment and supply Profit only IndependentSmall team | — | £152k | — | 6 |
| 23 | Swift Water Technologies Ltd Farnborough · Water collection, treatment and supply IndependentSmall team+1 | £351k | £119k | 34% | 1 |
| 24 | Advanced Demand Side Management Limited Windsor · Water collection, treatment and supply IndependentCapital-light+1 | £66.7m | £116k | 0.2% | 21 |
| 25 | Waterboy Ltd. Rawtenstall · Water collection, treatment and supply Profit only IndependentSmall team | — | £78.4k | — | 3 |
Free plan shows the first 25 of 1,035 results. Pro (coming soon) unlocks every result and advanced filters.
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.