Source dates: Companies House companies linked to contracts or charities — extracted Not available, imported 25 July 2026; Contracts Finder daily OCDS CSV — extracted 24 July 2026, imported 25 July 2026. Page generated 15 August 2026.
Every listed supplier resolves through a published GB-COH company number. Values are summed from award-notice fields and may include amendments, frameworks, multi-supplier notices or missing values. Mixed-currency totals are labelled rather than converted. They are not verified revenue.
| Registered company | Notices | Disclosed value | Latest notice |
|---|---|---|---|
| SEDDON CONSTRUCTION LIMITED 03578140 | 15 | £20,928,026,667 | 7 May 2026 |
| SEE SERVICES LTD 08854191 | 4 | £18,750,113,681 | 12 December 2025 |
| ETEC CONTRACT SERVICES LIMITED 05392794 | 9 | £18,506,691,261 | 21 May 2026 |
| GREENLIGHT ENGINEERING LIMITED 07076022 | 2 | £18,250,000,000 | 4 August 2025 |
| LOGAN CONSTRUCTION (SOUTH EAST) LTD 03167858 | 5 | £18,015,794,401 | 12 May 2026 |
| E.MANTON LIMITED 00570282 | 3 | £18,010,396,057 | 27 May 2026 |
| MGM LTD 02682028 | 9 | £18,007,671,404 | 6 July 2026 |
| SINDEN CONSTRUCTION LIMITED 03308698 | 4 | £18,004,379,589 | 6 July 2026 |
| ZENITH DEVELOPMENTS GROUP LTD 10135058 | 2 | £18,003,218,171 | 2 June 2026 |
| M & J GROUP (CONSTRUCTION & ROOFING) LTD 01371473 | 6 | £18,002,503,721 | 23 October 2025 |
| BSN GROUP CONSTRUCTION LIMITED 11173369 | 3 | £18,002,226,631 | 29 April 2026 |
| E.W. BEARD LIMITED 01126135 | 6 | £18,001,877,370 | 7 October 2025 |
| BORRAS CONSTRUCTION LTD. 01520021 | 4 | £18,001,812,125 | 15 December 2025 |
| ROSSLEE CONSTRUCTION LTD 04459448 | 3 | £18,001,275,958 | 8 July 2026 |
| O & P CONSTRUCTION SERVICES LIMITED 01028198 | 4 | £18,000,493,179 | 15 October 2025 |
| M2 CONSTRUCTION (STAFFS) LTD 11235161 | 2 | £18,000,215,036 | 10 December 2025 |
| RE-GEN (M&E SERVICES) LTD 09520953 | 3 | £18,000,131,000 | 4 August 2025 |
| MERCURY CONSTRUCTION (SOUTH WEST) LIMITED 05912608 | 2 | £18,000,098,201 | 4 August 2025 |
| CLICKERS CONSTRUCTION LTD 13953549 | 1 | £18,000,000,000 | 4 August 2025 |
| CAPEWELL CONTRACTS LIMITED 08986786 | 1 | £18,000,000,000 | 4 August 2025 |
| RENENERGY LIMITED 08970458 | 1 | £18,000,000,000 | 4 August 2025 |
| SOLAR POWER PROVIDER UK LIMITED 07582113 | 1 | £18,000,000,000 | 4 August 2025 |
| DRAYTON BEAUMONT SERVICES (FM) LIMITED 06289582 | 1 | £18,000,000,000 | 4 August 2025 |
| APTUS CONSTRUCTION LIMITED 06252917 | 1 | £18,000,000,000 | 4 August 2025 |
| HUCK CONSTRUCTION LIMITED 05533758 | 1 | £18,000,000,000 | 4 August 2025 |
| CARSON POWELL CONSTRUCTION LTD 05382100 | 1 | £18,000,000,000 | 4 August 2025 |
| HARRISON'S ELECTRICAL, MECHANICAL & PROPERTY SERVICES LIMITED 03543563 | 1 | £18,000,000,000 | 4 August 2025 |
| R A EDWARDS & PARTNERS LIMITED 03492561 | 1 | £18,000,000,000 | 4 August 2025 |
| GREENDALE CONSTRUCTION LIMITED 02503794 | 1 | £18,000,000,000 | 4 August 2025 |
| WULFRUN BUILDING SOLUTIONS LIMITED 02378186 | 1 | £18,000,000,000 | 4 August 2025 |
| MURRAY & WILLIS LIMITED 02334545 | 1 | £18,000,000,000 | 4 August 2025 |
| JARVALE CONSTRUCTION LIMITED 01121516 | 1 | £18,000,000,000 | 4 August 2025 |
| R.J.LEIGHFIELD & SONS,LIMITED 00247253 | 1 | £18,000,000,000 | 4 August 2025 |
| SERCO LIMITED 00242246 | 11 | £11,349,760,262 | 24 July 2026 |
| FORTRUS LIMITED 04693188 | 2 | £10,001,875,937 | 11 February 2026 |
| THE PUBLIC SERVICE CONSULTANTS LIMITED 05671510 | 6 | £8,000,210,963 | 30 March 2026 |
| G4S FACILITIES MANAGEMENT (UK) LIMITED 03333860 | 3 | £6,779,590,114 | 24 July 2026 |
| CAPITA BUSINESS SERVICES LTD 02299747 | 25 | £6,738,527,404 | 28 April 2026 |
| ALEXANDER MANN SOLUTIONS LIMITED 02073305 | 28 | £5,571,189,130 | 3 July 2026 |
| INGEUS UK LIMITED 04320853 | 6 | £5,350,236,505 | 24 July 2026 |
| MAXIMUS UK SERVICES LIMITED 09072343 | 2 | £5,349,503,754 | 24 July 2026 |
| GXO LOGISTICS UK LIMITED SC037270 | 1 | £4,200,000,000 | 6 May 2025 |
| RADIOCOMS SYSTEMS LIMITED 04544886 | 14 | £4,119,164,083 | 16 April 2026 |
| ACCENTURE (UK) LIMITED 04757301 | 30 | £4,103,924,621 | 25 June 2026 |
| MEDTRONIC LIMITED 01070807 | 12 | £3,670,334,344 | 1 July 2026 |
| ENTSERV UK LIMITED 00053419 | 6 | £3,616,611,955 | 31 March 2026 |
| C.L.C. CONTRACTORS LIMITED 01230435 | 16 | £3,607,837,059 | 27 March 2026 |
| LIBERATA UK LIMITED 01238274 | 3 | £3,559,500,000 | 10 October 2025 |
| ARVATO LIMITED 03923307 | 2 | £3,558,323,350 | 6 January 2026 |
| NHS SHARED BUSINESS SERVICES LIMITED 05280446 | 2 | £3,502,941,850 | 9 December 2025 |
| SHARED SERVICES CONNECTED LTD 08460577 | 1 | £3,500,000,000 | 8 April 2025 |
| RESQ LIMITED 07711754 | 1 | £3,500,000,000 | 8 April 2025 |
| GO-CENTRIC LIMITED 07377180 | 1 | £3,500,000,000 | 8 April 2025 |
| VENTRICA LTD 06908560 | 1 | £3,500,000,000 | 8 April 2025 |
| CHARLES NOVACROFT DIRECT LIMITED 03601214 | 1 | £3,500,000,000 | 8 April 2025 |
| FOUNDEVER GB LIMITED 03450786 | 1 | £3,500,000,000 | 8 April 2025 |
| TTEC (UK) SOLUTIONS LIMITED 03180171 | 1 | £3,500,000,000 | 8 April 2025 |
| NCO EUROPE LIMITED 03122581 | 1 | £3,500,000,000 | 8 April 2025 |
| HINDUJA GLOBAL SOLUTIONS UK LIMITED 03017799 | 1 | £3,500,000,000 | 8 April 2025 |
| TELEPERFORMANCE LIMITED 02060289 | 1 | £3,500,000,000 | 8 April 2025 |
| KCI MEDICAL LIMITED 01130981 | 7 | £3,247,328,032 | 12 January 2026 |
| ARCHITECTURAL DECORATORS LIMITED 00386730 | 9 | £3,190,845,450 | 20 March 2026 |
| PHOENIX SOFTWARE LIMITED 02548628 | 194 | £3,124,898,807 | 23 July 2026 |
| MTX CONTRACTS LIMITED 04522396 | 2 | £3,100,000,000 | 9 September 2025 |
| ATOS IT SERVICES UK LIMITED 01245534 | 8 | £3,098,256,012 | 9 March 2026 |
| SOFTCAT PLC 02174990 | 418 | £3,096,956,453 | 24 July 2026 |
| CREST MEDICAL LIMITED 03876927 | 7 | £3,050,608,032 | 14 October 2025 |
| SUSTAINABLE BUILDING SERVICES (UK) LIMITED 01382149 | 3 | £3,049,473,414 | 29 May 2025 |
| WATES PROPERTY SERVICES LIMITED 01141788 | 8 | £3,009,311,044 | 5 March 2026 |
| BELL GROUP LTD SC114142 | 25 | £2,995,947,990 | 23 June 2026 |
| BOXXE LIMITED 02109168 | 77 | £2,955,994,084 | 23 July 2026 |
| TRUSTMARQUE SOLUTIONS LIMITED 02183240 | 29 | £2,928,864,700 | 9 July 2026 |
| CDW LIMITED 02465350 | 129 | £2,883,691,070 | 24 July 2026 |
| B. BRAUN MEDICAL LIMITED 02296559 | 8 | £2,808,594,330 | 1 July 2026 |
| REDS10 (UK) LIMITED 05934862 | 10 | £2,711,652,118 | 17 April 2026 |
| CBES LIMITED SC288763 | 5 | £2,701,253,103 | 10 July 2026 |
| LORNE STEWART PLC 01348218 | 3 | £2,700,000,000 | 9 September 2025 |
| SPECIALIST COMPUTER CENTRES PLC 01428210 | 141 | £2,692,842,573 | 24 July 2026 |
| MEDLINE INDUSTRIES LIMITED 03238147 | 5 | £2,664,778,032 | 1 July 2026 |
| BECTON, DICKINSON U.K. LIMITED 00852702 | 9 | £2,637,545,532 | 30 March 2026 |
| GBUK LTD 05135337 | 7 | £2,633,558,032 | 30 December 2025 |
| MOLNLYCKE HEALTH CARE LIMITED 03493645 | 6 | £2,625,708,252 | 1 July 2026 |
| UNISURGE INTERNATIONAL LIMITED 02214024 | 6 | £2,624,428,032 | 1 July 2026 |
| PORTAKABIN LIMITED 00685303 | 12 | £2,610,503,026 | 2 July 2026 |
| IDEAL MEDICAL SOLUTIONS LTD 07777751 | 6 | £2,610,328,032 | 1 July 2026 |
| COMPUTACENTER (UK) LIMITED 01584718 | 56 | £2,605,913,237 | 25 June 2026 |
| DARWIN GROUP LIMITED 05395228 | 3 | £2,604,062,922 | 9 September 2025 |
| PREMIER MODULAR LIMITED 02487565 | 3 | £2,603,987,937 | 14 May 2026 |
| WESTERN BUILDING SYSTEMS LTD NI025833 | 3 | £2,603,140,994 | 14 April 2026 |
| TGL REALISATIONS 2025 LIMITED 00998540 | 2 | £2,603,110,544 | 11 February 2026 |
| PICKERINGS HIRE LIMITED 00950139 | 2 | £2,600,172,000 | 9 September 2025 |
| P MCVEY BUILDING SYSTEMS LTD NI634141 | 2 | £2,600,164,650 | 1 April 2026 |
| SIBCAS LIMITED SC052604 | 1 | £2,600,000,000 | 9 September 2025 |
| MAC ZERO MODULAR BUILDINGS LTD NI671775 | 1 | £2,600,000,000 | 9 September 2025 |
| JDC BUILDING WORKS LTD NI657280 | 1 | £2,600,000,000 | 9 September 2025 |
| MYC GROUP (UK) LIMITED 13919344 | 1 | £2,600,000,000 | 9 September 2025 |
| EXPLORE MODULAR LIMITED 13051492 | 1 | £2,600,000,000 | 9 September 2025 |
| ZED PODS LTD 10063743 | 1 | £2,600,000,000 | 9 September 2025 |
| SILWOOD FACILITIES LIMITED 09163396 | 1 | £2,600,000,000 | 9 September 2025 |
| TIDE CONSTRUCTION LIMITED 08656212 | 1 | £2,600,000,000 | 9 September 2025 |