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OSI Contracts Ltd

Public-sector supplier

Profile built from official UK public-sector award data.

Contracts won
22
Total value
£4.3m
Buyers
3
Active
27 May 2015 – 24 Jul 2024

Eligible tenders

Based on the categories OSI Contracts Ltd has publicly won in. Eligibility is inferred from official award data — it is not a record of who bid.

Construction· what’s coming →Engineering & Architecture· what’s coming →Electrical Machinery & Apparatus· what’s coming →

£9.3bn

in 2,613 eligible tenders closed in the last 12 months.

Open Framework - Repairs & Maintenance and Planned Works Services
CDS Cooperatives · £10.0bn framework ceiling · closed 5 Jul 2026 · Engineering & Architecture
Invitation to Tender (ITT) - Construction & Capital Works
Crescent Purchasing Consortium Limited · £9.5bn framework ceiling · closed 30 Oct 2025 · Construction
Civils, Buildings, OHL and UGC Framework – Multi Site
Scottish Hydro Electric Transmission (SHET) · £7.4bn framework ceiling · closed 16 Jul 2026 · Construction
UK Leisure Framework 2026-2034
Denbighshire Leisure Ltd · £6.0bn framework ceiling · closed 6 Apr 2026 · Construction
Leeds City Centre Heat Network
Leeds City Council · £3.4bn framework ceiling · closed 17 Oct 2025 · Construction
Heat Network Consultancy Services Framework
Trafford Council · £1.7bn framework ceiling · closed 13 Jul 2026 · Engineering & Architecture

Open right now

Southern Construction Framework (SCF-6)
Hampshire County Council · £10.0bn framework ceiling · deadline 27 Aug 2026 · Construction
Construction and Development DPS
South East Consortium · £10.0bn framework ceiling · deadline 19 Sept 2028 · Construction
Public Sector Construction Consultancy
NHS Shared Business Services Limited · £2.3bn framework ceiling · deadline 21 Sept 2026 · Engineering & Architecture
DPS for Energy Efficiency & Decarbonisation Retrofit Works, Services & Supplies
Advantage South West · £2.0bn framework ceiling · deadline 1 Oct 2032 · Construction
Low Carbon Offsite MMC Housing Construction - South West DPS
LHC for the South West Procurement Alliance (SWPA) · £1.1bn framework ceiling · deadline 26 Sept 2031 · Construction
Asset Decarbonisation and Retrofit Dynamic Purchasing System (E,W&NI)
Procurement For Housing · £950m framework ceiling · deadline 23 Aug 2027 · Construction
Energy Efficient Retrofit Installers (CPU 7220)
Nottingham City Council · £900m framework ceiling · deadline 22 Feb 2029 · Construction
UK4 - Tender Notice - Delivery Partner
Great British Energy - Nuclear · £900m framework ceiling · deadline 6 Aug 2026 · Engineering & Architecture

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Deterministic 0–10 stats from official award data — 10 ≈ top 1% of UK public-sector suppliers.

OSI Contracts Ltd
Public-sector supplier
6.6
overall

Live intelligence

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Decision-makers

Buyer network

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Wins over time

2015
2016
2017
2018
2019
2020
2021
2024

Contract wins per year

Sectors they win in

SectorWinsValue
Construction14£2.1m
Engineering & Architecture4£1.1m
Electrical Machinery & Apparatus3£1.0m
Other Community & Personal Services1£29k

Recent wins

GMP Fire Alarm Works Windhoek, Namibia
FCDO Services · £101k · 24 Jul 2024
GMP Structural Works Ankara Road and Swimming Pool, Turkey
FCDO Services · £518k · 8 Apr 2024
Office Reconfiguration
Foreign, Commonwealth and Development Office · £29k · 23 Nov 2021
Water Treatment Works
FCDO Services · £19k · 3 Aug 2021
Office Reconfiguration
FCDO Services · £530k · 30 Jul 2021
Provision of Electrical Works
FCO SERVICES · £811k · 11 Mar 2021
Siesmic Enabling Works: Ankara, Turkey
FCO SERVICES · £114k · 12 May 2020
Seismic Server Move
FCO SERVICES · £70k · 28 Apr 2020
Seismic Retrofit Works
FCO SERVICES · £295k · 28 Apr 2020
Electrical Works
FCO SERVICES · £33k · 31 Jan 2020
Electrical Works
FCO SERVICES · £189k · 30 Sept 2019
Window Replacement works
FCO SERVICES · £95k · 11 Jan 2019
Provision of Electrical Works
FCO SERVICES · £661k · 3 Dec 2018
Secure Building Resource Labour
FCO SERVICES · £119k · 2 Oct 2017
Secure Building Resource Labour
FCO SERVICES · £119k · 28 Sept 2017