National Estates Information System

The National Estates Information System (NEIS) is an Integrated Workplace Management System (IWMS) and Common Data Environment (CDE). The system will support all HSE Capital and Estates functions across the HSE to communicate and share data, providing one central source of information.

NEIS is one of the largest digital change projects onboarded by the organisation and will transform how HSE Capital and Estates does business, both internally and externally.

NEIS Objectives

  •  Delivery of modern, safe and appropriate healthcare facilities more efficient
  •  Enhance the experience for patients and service users in healthcare facilities 
  •  Improve information management and standardise workflow processes
  •  Facilitate timely, effective and accurate decision making
  •  Provide key statistical information
  •  Support compliance with statutory and legal requirements

NEIS Benefits

  •  Improved productivity with business process automation
  •  Improved data flow and collaboration across HSE Capital and Estates offices
  •  Reduced transaction costs and duplication
  •  Real-time project information and reporting
  •  Digitalised information management to improve resource utilisation

About NEIS

The NEIS comprises of a number of modules, which were delivered in three phases:
  • Phase 1A:
    Capital Projects and Construction Management, October 2021
    Aconex (Project CDE, Contract and Cost Management)
    Tririga Projects i.e. Capital Programme Management
  • Phase 1B: Tririga Operations i.e. Maintenance incl. Medical Equipment, April 2022
  • Phase 2: Tririga Real Estate i.e. Property Management, October 2022
  • Phase 2: Tririga Environmental i.e. Environment & Sustainability, April 2023
  • Phase 3: Tririga Facilities incl. Space Management, April 2023 October 2023

NEIS User Support

National Estates Information System Training Site

The NEIS training site is a central repository for NEIS training material.

NEIS Training Site (

IBM Tririga

IBM TRIRIGA Application Suite is an Integrated Workplace Management System (IWMS) that helps manage portfolios and assets throughout their lifecycle.


Oracle Aconex

Aconex is a construction management software that is part of Oracle's Construction and Engineering Cloud Platform. It is used to connect teams on Construction Projects and manage end-to-end construction processes and work streams across the project lifecycle.

Aconex site (

Supporting information for Design Teams or Contractors

HSE Capital & Estates Knowledge Library

The HSE C&E Library is a central repository for HSE Capital and Estates and Maintenance colleagues of documents and links to other sources of information in a standardised and approved format.

Register for access (

Contact Us

Our NEIS helpdesk team can be contacted by emailing

NEIS Bulletins

Keep up to date on the progress and implementation of NEIS.