Defence Infrastructure Organisation (DIO) tenders & contract awards
The Defence Infrastructure Organisation (DIO) manages the UK defence estate — bases, training areas and service accommodation — and is the buyer for construction, facilities management and estates services across defence.
Open Defence Infrastructure Organisation (DIO) tenders
- The Supply of Electricity to MOD sites in Northern Ireland
published 09/10/2026 · deadline 23/11/2026
Recent Defence Infrastructure Organisation (DIO) contract awards
- Accredited Housing Qualifications - Chartered Institute of Housing
awarded 01/10/2026 · £490,000
- Accredited Housing Qualifications - Chartered Institute of Housing
awarded 01/10/2026 · £490,000
- Technical Support Provider to the Power Purchase Agreement (PPA) Pilot Programme
awarded 29/09/2026
- 715916490 - Continuation of Post Completion Activities - Annington Homes
awarded 18/09/2026
- Technical Support Provider to the Power Purchase Agreement (PPA) Pilot Programme
awarded 11/09/2026 · £300,000
- 715899500 - Whitegate Farm Legal Advice
awarded 04/09/2026
- 715916490 - Continuation of Post Completion Activities - Annington Homes
awarded 04/09/2026 · £143,000
- Support to DHS transition HR workstream - phase 1
awarded 17/08/2026
The winning supplier behind every award is in the winners feed from the Sentry plan; win histories and first-time-winner flags come with Operator.
Explore more
Track Defence Infrastructure Organisation (DIO) — and every UK defence buyer
DefenceLens tracks every published UK defence tender and award from official sources every 30 minutes. Create a free account for 14 days of Operator access — every winning supplier, company win histories and history since May 2026.
Contains public sector information licensed under the Open Government Licence v3.0. Explore live defence tenders or the defence awards tracker.