Operating systems
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1,807 Operating systems notices found
- Closed tenderPublished 7 November 2022
Contract for CCTV Upgrade Project and Maintenance Services
- Closed tenderPublished 7 November 2022
Meridian Academies Trust ~ Cleaning Tender
- Awarded contract
NAVY DIGITAL FIXED COMMUNICATION INFRASTRUCTURE CHANGE MANAGEMENT AND SUSTAINMENT SERVICE (ND-02500
- Closed tenderPublished 7 November 2022
Fencing & Gates - Fencing miscellaneous (20% VAT)
- Closed tenderPublished 7 November 2022
Award Notice for CCTV Upgrade Project and Maintenance Services
- Closed tenderPublished 7 November 2022
Fencing & Gates - Fencing miscellaneous (20% VAT)
- Closed tenderPublished 3 November 2022
Cyber Remediation Cyber Ops Delivery Partner
- Awarded contract
A303 Stonehenge (Amesbury to Berwick Down) - Delivery Assurance Partner
- Awarded contract
Call-Off Contract Under the CCS Network Services 2 Framework Agreement For PSN Connectivity, Maintenance Of Cameras And Upgrades To Equipment
- Closed tenderPublished 19 October 2022
Wigan Council: Be Well: Leisure & Wellbeing Core Operating System_Expression of Interest
- Stale Pre-tenderPublished 19 October 2022
Wigan Council: Be Well: Leisure & Wellbeing Core Operating System_Expression of Interest
- Closed tenderPublished 18 October 2022
Fencing & Gates - Fencing miscellaneous (20% VAT)
- Closed tenderPublished 18 October 2022
Fencing & Gates - Fencing miscellaneous (20% VAT)
- Closed tenderPublished 18 October 2022
Fencing & Gates - Fencing miscellaneous (20% VAT)
- Closed tenderPublished 18 October 2022
Fencing & Gates - Fencing miscellaneous (20% VAT)
- Awarded contract
DoJ - NICTS - The Parole Commissioners NI - Case Management System and Upload Portal
- Expired contract
Solarwinds Maintenance Contract Renewal 22-23
- Expired contract
UK SBS - DDaT22225 - Virtual memory-based operating system
- Closed tenderPublished 12 October 2022
Design and Installation of irrigation systems
- Closed tenderPublished 6 October 2022
ITEP0313 Property and Compensation Gateway (PCG)
Top buyers
Buyers ranked by total contract award volume for operating systems.
BuyersCountValue
- 112£1.0bn
- 53£6.3m
- 33£12.4m
- 28£209.3m
- 26£2.4bn
- 24£0.0
- 20£4.5bn
- 19£6.9m
- 19£545.1m
- 19£228.4m
Trend over time
Notice volume for operating systems published over time.
Top suppliers
Suppliers ranked by total contract award volume for operating systems.
SuppliersCountValue
- 26£14.5bn
- 24£14.4bn
- 22£14.8bn
- 22£13.3bn
- 16£276.3m
- 15£14.3bn
- 14£14.5bn
- 10£1.3bn
- 10£192.0m
- 10£1.4bn
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