A guide to contacting DIO by email

How to find the correct email address to use for your Defence Infrastructure Organisation enquiry.



This document provides a range of email contact details for the Defence Infrastructure Organisation (DIO). The contacts are arranged in order of areas of responsibility;

Published 31 January 2014
Last updated 13 December 2016 + show all updates
  1. Added updated document.
  2. Added updated document
  3. Added updated document.
  4. Added updated version of DIO contact list.
  5. First published.