The Prisons and Probation Ombudsman (PPO) aims to provide the highest standards of service and to get things right. However, we appreciate that we may not always achieve this, and that people may wish to complain to us about our service*.

Click here to view our Complaints about the Professional Conduct of Prisons and Probation Ombudsman staff policy.

*This page relates to complaints about the professional conduct of the PPO’s staff only. Prison and probation staff are not part of the PPO. For information on submitting complaints relating to prisons, probation and immigration removal centres, please see the Submitting a complaint to the PPO or IPCI page. 

This policy sets out how the PPO will respond to and investigate complaints about the professional conduct of our staff.

To complain, please use the Complaint Form where possible. If you are unable to use the form, please ensure that your letter or email is clearly marked “Complaint” and is addressed to the PPO’s Head of Business Services.

Please send the completed Complaint Form or your complaint correspondence to the following addresses:

For letters, please post to the Head of Business Services, Prisons and Probation Ombudsman, 3rd Floor, 10 South Colonnade, Canary Wharf, London, E14 4PU.

For emails, please send to