T&B Contractors Limited

Unknown

Company number01667869

Company typeUnknown

JurisdictionUnknown

IncorporatedInvalid Date

Concentration risk

Buyer concentrationHigh risk

82%

Top 3 buyers account for 82% of total contract value

Sector concentrationHigh risk

100%

Top 2 sectors represent 100% of portfolio

Single buyer dependencyHigh risk

59%

Largest buyer (London Borough of Barking and Dagenham) represents 59% of total value

Route to marketHigh risk

100%

100% of contract value via direct award

Contract renewal windowMedium risk

3 in 24mo

3 contracts due for renewal in next 24 months

New buyer acquisitionLow risk

6 in 24mo

6 new buying relationships in last 24 months

Buyer breakdown34 buyers

Total buyers34

Top 5 concentration89%

Returning buyers28

New buyers (24 mo)6

Top buyers by contract value

London Borough of Barking and Dagenham

£200m1 contract

London School of Hygiene & Tropical MedicineNew

£60m1 contract

Metropolitan Police Service

£21m2 contracts

Royal Holloway and Bedford New College

£16m7 contracts

Sector breakdown1 sectors

100%

Other

Stable

Contract value£341m

Contracts75

Buyers34

Contract patterns

Avg contract value£5m

Avg duration1yr 10mo

Renewal rate44%

Total contracts75

Awards by year

2022£19m

2023£1m

2024£9m

2025£6m

2026£61m

Buyer	Sector	Contracts	Total value	% of portfolio	Latest award
London Borough of Barking and Dagenham	Other	1	£200m	58.6%	2017-01-23
London School of Hygiene & Tropical MedicineNew	Other	1	£60m	17.6%	2026-05-06
Metropolitan Police Service	Other	2	£21m	6.1%	2018-04-26
Royal Holloway and Bedford New College	Other	7	£16m	4.7%	2025-11-06
Department for Education	Other	1	£8m	2.3%	2022-11-16
Bedford College	Other	2	£6m	1.8%	2022-12-22
The Princess Alexandra Health TrustNew	Other	7	£6m	1.6%	2026-01-07
London Borough of Hackney	Other	3	£5m	1.4%	2025-01-17
The Princess Alexandra Hospital NHS Trust	Other	11	£3m	1.0%	2026-02-10
Partners Procurement Service (PPS)	Other	2	£3m	0.9%	2024-08-20
Tower Hamlets	Other	2	£3m	0.8%	2019-02-04
NHS Property Services Limited	Other	2	£2m	0.7%	2022-10-26
Camden and Islington NHS Foundation Trust	Other	1	£1m	0.4%	2019-03-14
Buckinghamshire Council	Other	1	£1m	0.4%	2018-06-22
capitalEsourcing	Other	1	£968k	0.3%	2023-10-17
Craig Pullen Consulting	Other	2	£922k	0.3%	2022-08-01
UNIVERSITY COLLEGE LONDON	Other	1	£673k	0.2%	2016-07-07
UK Research & InnovationNew	Other	2	£668k	0.2%	2024-11-21
London Borough Of Islington	Other	1	£556k	0.2%	2024-01-08
Oxfordshire County CouncilNew	Other	1	£538k	0.2%	2024-06-14
ADB (UK) LIMITED	Other	1	£433k	0.1%	2022-03-09
Royal Holloway and Bedford New College University, Royal Holloway University of London	Other	1	£290k	0.1%	2022-11-10
Thames Valley Police	Other	1	£212k	0.1%	2015-12-01
West Hertfordshire Hospitals NHS Trust	Other	1	£206k	0.1%	2024-02-12
Vanguard Learning TrustNew	Other	1	£140k	0.0%	2026-03-24
London Borough of Ealing	Other	1	£70k	0.0%	2016-06-07
Supply Hertfordshire	Other	1	£49k	0.0%	2018-03-08
Central Bedfordshire Council	Other	3	£32k	0.0%	2022-02-25
Hertfordshire County Council - ResourcesNew	Other	1	£0k	0.0%	2025-01-17
Hertfordshire NHS Procurement	Other	1	£0k	0.0%	2019-08-22
London Borough of Haringey	Other	3	£0k	0.0%
Hertfordshire County Council	Other	1	£0k	0.0%
Red Kite Learning Trust	Other	4	£0k	0.0%
The Education Alliance	Other	4	£0k	0.0%