Defence Infrastructure Organisation - GOV.UK Cookies on GOV.UK We use some essential cookies to make this website work. We’d like to set additional cookies to understand how you use GOV.UK, remember your settings and improve government services. We also use cookies set by other sites to help us deliver content from their services. You have accepted additional cookies. You can change your cookie settings at any time. You have rejected additional cookies. You can change your cookie settings at any time. View cookies Defence Infrastructure Organisation Defence Infrastructure Organisation Part of Ministry of Defence MOD Training Estate firing times Read Sanctuary magazine Procurement at DIO Featured 1 April 2026 News story Well-loved Wiltshire Kiwi gets makeover DIO and partners have restored the Bulford Kiwi, a chalk monument on Salisbury Plain carved by New Zealand soldiers after World War 1. 25 March 2026 News story Ground-breaking for new solar array at Bassingbourn Barracks The Defence Infrastructure Organisation, working with Custom Solar on behalf of the British Army, held a ground-breaking ceremony for a new solar array. 4 March 2026 News story Respect the Range: How following access rules strengthens UK Defence The MOD is reminding the public to follow safe access rules when visiting military training areas, to keep everyone safe and avoid disrupting training. 26 February 2026 News story New gym opens to boost soldier wellbeing at Kendrew Barracks A state-of-the-art gym has officially opened at Kendrew Barracks, Cottesmore, providing improved fitness facilities for around 1,800 soldiers and their families. 12 February 2026 News story Upgrade works under way on airfield at RAF Coningsby DIO is delivering a £28 million project to upgrade the airfield at RAF Coningsby, in Lincolnshire 30 January 2026 Press release New review of single living accommodation to transform military housing standards Independent review launched to fix substandard military accommodation for around 80,000 single and unaccompanied service personnel Latest from Defence Infrastructure Organisation Salisbury Plain Training Area (SPTA) newsletter 22 April 2026 Guidance Manorbier range firing/flying notice 22 April 2026 Guidance Dartmoor firing times 22 April 2026 Guidance See all latest documents Subscriptions Get emails What we do The Defence Infrastructure Organisation (DIO) is the estate expert for defence, supporting the armed forces to enable military capability by planning, building, maintaining, and servicing infrastructure. DIO is part of the Ministry of Defence Read more about what we do The following links open in a new tab Read the ‘Inside DIO’ blog (opens in new tab) Follow on View our YouTube videos (opens in new tab) Read our tweets (opens in new tab) Documents Services Service family accommodation: disputed charges See all services Guidance and regulation South East Training Estate firing times 21 April 2026 Guidance Respect the Range: staying safe on MOD land 8 April 2026 Guidance See all guidance and regulation News and communications NAD Group fully established as Deputy NAD Andy Start retires 13 April 2026 News story Well-loved Wiltshire Kiwi gets makeover 1 April 2026 News story See all news and communications Research and statistics DIO accommodation customer satisfaction tracker survey results: financial year 2015 to 2016 29 July 2016 Independent report DIO accommodation customer satisfaction tracker survey results: financial year 2014 to 2015 11 May 2015 Independent report See all research and statistics Policy papers and consultations Indefinite Direction to exclude open access at Sealand Ranges 20 January 2025 Closed consultation Strategy for Defence Infrastructure 30 August 2023 Policy paper See all policy papers and consultations Transparency and freedom of information releases Volunteer Estate Value for Money study report 6 February 2024 Corporate report Defence Infrastructure Organisation annual report 2019 to 2020 15 July 2020 Corporate report See all transparency and freedom of information releases Our management Mike Green Chief Executive, DIO Contact DIO Office address St George’s House DMS Whittington Lichfield Staffordshire WS14 9PY United Kingdom Housing enquiries: calling from UK 0808 031 8628 Housing allocation enquiries: calling from overseas +44 (0) 161 605 3529 Security Service Group (SSG): SSG related enquiries only SSG-Enquiries@mod.gov.uk Security Services Group: security furniture enquiries DIOTS-SSGFurniture@mod.gov.uk During business hours, DIO media enquiries only should be redirected to diocorpcomms-pressoffice@mod.gov.uk For urgent out of hours media enquiries contact the MOD press office on 02072 187907 Make a Freedom of Information (FOI) request Read about the Freedom of Information (FOI) Act and how to make a request Check our previous releases to see if we’ve already answered your question. Make a new request by contacting us using the details below. Freedom of Information Act and Environmental Information Regulation requests MOD Information Rights Team Ground floor, zone D Main Building Whitehall London SW1A 2HB United Kingdom Email cio-foi@mod.uk Not to be used for requesting your own information (Subject Access Request), service records including for deceased relatives, or pension enquiries. Corporate information Jobs and contracts Procurement at DIO Working for DIO Is this page useful? Maybe Thank you for your feedback Help us improve GOV.UK To help us improve GOV.UK, we’d like to know more about your visit today. Please fill in this survey (opens in a new tab