Dónall O' Brien
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Dónall O' Brien Email & Phone Number

Director at EM3
Location: Ireland 6 work roles 2 schools
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✓ Verified August 2026 3 data sources Profile completeness 100%

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Current company
EM3
Role
Director
Location
Ireland
Company size
165 employees

Who is Dónall O' Brien? Overview

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Quick answer

Dónall O' Brien is listed as Director at EM3, a with 165 employees, based in Ireland. AeroLeads shows a matched LinkedIn profile for Dónall O' Brien.

Dónall O' Brien previously worked as Chief Technology Officer at Em3 and Owner at Industrial Utilities Ltd.. Dónall O' Brien holds B. Eng, Mechanical Engineering from Cork Institute Of Technology.

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Email format at EM3

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EM3

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Profile bio

About Dónall O' Brien

Energy Data Analytics, Sustainability Management, Industrial Energy Efficiency, Energy Management, Energy Efficient Design of Industrial Facilities, Energy Audits, strategic energy management programs, Energy Metric development. Specialist experience in Refrigeration, Boilers, Compressed Air, HVAC, Industrial Processes.

Listed skills include Energy Efficiency, Energy Audits, Hvac, Energy Management, and 18 others.

Current workplace

Dónall O' Brien's current company

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EM3
Em3
Director
Ireland
Website
em3.ie
Employees
165
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Company profile
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6 roles · 21 years

Dónall O' Brien work experience

A career timeline built from the work history available for this profile.

Director

Em3

Ireland

Chief Technology Officer

Current
Em3

Charleville, County Cork, Ireland

Providing thought leadership in the area of industrial decarbonisation through the implementation of practical energy management, energy efficiency, electrification of industrial heat and transition to sustainable fuels. Providing guidance and knowledge to the next generation of problem solvers.

Jan 2021 - Present

Director

Current
Em3

Charleville, Co. Cork

Director & co-owner of EM3 (Energy Metrics Monitoring & Management Ltd.) www.em3.ieEM3 provides Energy Data Analytic and Management Services including:- Energy Audits- Energy Reporting & Analysis Service, weekly/monthly reports on energy performance of facilities- Energy Metric Mapping for Industrial Facilities- Energy Monitoring System Design, Specification, Procurement, Installation & Commissioning- Energy Projects - Identification, Design, Project Management, Commissioning & Verification- Energy Management Systems - ISO 50001 Implementation, and maintaining certification- Energy Efficient Design

Jan 2014 - Present

Owner

Industrial Utilities Ltd.

Charleville, Co. Cork

Industrial Utilities Ltd. is a company which specialises in utilities design and energy consultancy for large industrial facilities. The consultancy focuses on large industrial processing facilities in the Food, Nutritionals, Medical Device, Bulk Pharmaceutical and Healthcare industries. IUL was set up by Donall O’Brien and is based in Charleville, Co. Cork.

Aug 2007 - Feb 2014

Energy Consultant

Wyg

Energy audits & assessments, energy master planning for large industrial users, front end design of renewable energy solutions for industrial users.

2006 - 2007 ~1 yr

Utilities Design/Project Engineer

Project Management Group

Ireland

Responsible for the design of large industrial utility systems for a range of pharmaceutical and biotech projects. Energy efficient design of industrial utility systems was a major part of the role.

Jan 2001 - Mar 2006
Team & coworkers

Colleagues at EM3

Other employees you can reach at em3.ie. View company contacts for 165 employees →

KS Karthika Sasikumar Karthika Sasikumar Colleague at Em3Galway, County Galway, Ireland View → IS Ignacio Sala Ignacio Sala Colleague at Em3Cork, County Cork, Ireland View → FF Fabio Faria Fabio Faria Colleague at Em3São Paulo, Brazil View → DC David Cotterell David Cotterell Colleague at Em3Ireland View → JW John Winters John Winters Colleague at Em3Cork, County Cork, Ireland View → AK Anand Kaundinya Anand Kaundinya Colleague at Em3Limerick, County Limerick, Ireland View → NA Nihat Asay Nihat Asay Colleague at Em3Limerick, County Limerick, Ireland View → CH Conor Hanley Conor Hanley Colleague at Em3Portumna, County Galway, Ireland View → RN Rebecca Nolan Rebecca Nolan Colleague at Em3Chicago, Illinois, United States View → EG Eng. Gerald Kinuthia Eng. Gerald Kinuthia Colleague at Em3Cork, County Cork, Ireland View →
2 education records

Dónall O' Brien education

Leaving Cert

Cbs Charleville
FAQ

Frequently asked questions about Dónall O' Brien

Quick answers generated from the profile data available on this page.

What company does Dónall O' Brien work for?

Dónall O' Brien works for EM3.

What is Dónall O' Brien's role at EM3?

Dónall O' Brien is listed as Director at EM3.

Where is Dónall O' Brien based?

Dónall O' Brien is based in Ireland while working with EM3.

What companies has Dónall O' Brien worked for?

Dónall O' Brien has worked for Em3, Industrial Utilities Ltd., Wyg, and Project Management Group.

Who are Dónall O' Brien's colleagues at EM3?

Dónall O' Brien's colleagues at EM3 include Karthika Sasikumar, Ignacio Sala, Fabio Faria, David Cotterell, and John Winters.

How can I contact Dónall O' Brien?

You can use AeroLeads to view verified contact signals for Dónall O' Brien at EM3, including work email, phone, and LinkedIn data when available.

What schools did Dónall O' Brien attend?

Dónall O' Brien holds B. Eng, Mechanical Engineering from Cork Institute Of Technology.

What skills is Dónall O' Brien known for?

Dónall O' Brien is listed with skills including Energy Efficiency, Energy Audits, Hvac, Energy Management, Project Engineering, Renewable Energy, Facilities Management, and Refrigeration.

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