/Companies

SustainIQ

UK, GB · 1 known investors

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SustainIQ provides ESG reporting software designed to help companies measure, manage, and communicate their sustainability performance using a four-pillar methodology. The platform targets market leaders across the UK and Ireland seeking to integrate environmental, social, and governance data with the rigor of financial reporting.

Founders & leadership

LMLiam McEvoy
Liam McEvoyCo-FounderHe brings over 20 years of experience in sustainability and operations across waste management, construction, and manufacturing, with technical expertise in management systems including ISO 9001, ISO 14001, and OHSAS 18001.
MDMaria Diffley
Maria DiffleyCo-FounderCo-founder of SustainIQ, an ESG reporting software platform. Based in Belfast, she works with companies across the UK and Ireland on sustainability and governance reporting.

Investors · 1

Companies House · registry record

View on Companies House ↗
Registered name
SUSTAIN IQ LTD
Company number
NI648285
Status
Active
Company type
Private limited company
Incorporated
27 Sept 2017
Registered office
55-59 Adelaide Street, Belfast, BT2 8FE
Nature of business (SIC)
62020 — Information technology consultancy activities
Accounts
last made up to 31 Dec 2025 · next due 30 Sept 2027
Confirmation statement
last made up to 26 Sept 2025 · next due 10 Oct 2026

Current officers · 3

  • John Finbar Convery — director, appointed 17 Dec 2020
  • Maria Diffley — director, appointed 27 Sept 2017
  • Liam Mcevoy — director, appointed 27 Sept 2017

Source: Companies House public register · retrieved 13 Sept 2026. Contains public sector information licensed under the Open Government Licence v3.0.

Frequently asked questions

What does SustainIQ do?
SustainIQ provides ESG reporting software designed to help companies measure, manage, and communicate their sustainability performance using a four-pillar methodology. The platform targets market leaders across the UK and Ireland seeking to integrate environmental, social, and governance data with the rigor of financial reporting.
Who founded SustainIQ?
SustainIQ was founded by Liam McEvoy, Maria Diffley.
Who are SustainIQ's investors?
SustainIQ's investors include Clarendon Fund Managers Ltd..
Where is SustainIQ headquartered?
SustainIQ is headquartered in UK, GB.