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About Us
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  Information about our organisation
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For Service Providers
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  Information on our work to create Model Complaints Handling Procedures for public bodies
Our Investigations
Case Decisions
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  Investigations into complaints from the public
- Own Initiative Investigations
  
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Other Resources
Resources
- Patient Safety
  
  Resources on the theme of patient safety in Northern Ireland.
- Vulnerability
  
  Information to help users experiencing vulnerability
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  Ombudsman Principles, Case Digests, Bulletins and more

Investigation reports

Browse our investigation reports, case summaries, and Case Digests, or use the filters to search by year, sector, or public body.

Featured

Health

Failings over Serious Adverse Incident investigation

The Western Trust didn’t communicate properly with a woman during its investigation into the death of her husband.

Health & Social Care

Upheld

06 May 2025

2 findings available

Housing Association apologises to tenant over handling of complaint

12 August 2022

We asked Choice Housing Association to review its Anti-Social Behaviour procedures, and to ensure its staff are aware of the importance of record keeping when conducting investigations into Anti-Social Behaviour.

Investigation Report

Complainant experienced injustice as a result of Council's actions

10 April 2018

A local Council has been asked by the Ombudsman to apologise to a complainant after an investigation found they failed to follow their own Financial Regulations during a process to appoint a company for a public event.

Investigation Report