About Emerald Grid Energy

A DECADE
of Powering
IRELAND

Our Mission

We exist to power Ireland's transition to 100% renewable energy — affordably, reliably, and permanently.

"

Ireland's geography is a gift — extraordinary wind, growing solar, and the Atlantic's power. We're here to unwrap it.

Dr. Siobhán Kelly · CEO & Co-Founder
Emerald Grid team
0 Yrs In Operation
0+ Employees
Our Journey

Ten Years of Milestones

2014

Company Founded

Dr. Siobhán Kelly and Tadhg Breathnach launch Emerald Grid from a Dublin co-working space with €2M seed funding and a mission to build Ireland's cleanest energy company.

2016

First Solar Farm Online

The 40MW Carlow Solar Park becomes our inaugural utility-scale project — powering 22,000 Irish homes for the first time with 100% renewable electricity.

2017

Series A: €45M Raised

A landmark Series A from European Climate Foundation and Breakthrough Energy Ventures validates our technology approach and funds rapid pipeline expansion.

2018

Offshore Wind Licence Won

Ireland's first competitive offshore wind licence awarded to Emerald Grid — beginning construction on the 160MW Wicklow Head project, our most technically ambitious undertaking.

2019

Wicklow Head Goes Live

Ireland's largest offshore wind farm at the time begins generating, powering 100,000 homes and setting a new benchmark for Irish renewable infrastructure.

2020

Grid-Scale Battery Launch

Ireland's largest battery storage system — 200MWh in County Kildare — comes online, resolving grid instability and enabling higher renewable penetration nationally.

2022

€1 Billion Investment Round

Series D from EIB Group, BlackRock Green Capital, and AIB Green Finance. Ireland's largest ever private clean energy investment round supercharges our 2GW expansion pipeline.

2024

4,200 MW Milestone

We celebrate 10 years by surpassing 4.2GW of clean energy capacity, powering 2.1 million Irish homes, and launching Ireland's first commercial green hydrogen facility in Donegal.

The People Behind the Power

Our Leadership Team

Dr Siobhán Kelly

PhD in Electrical Engineering, Trinity College Dublin. Previously VP at Mainstream Renewable Power. Named Ireland's Business Leader of the Year 2023.

Dr. Siobhán Kelly
CEO & Co-Founder
LinkedIn →
Tadhg Breathnach

MSc in Renewable Energy Systems, UCD. Former Chief Engineer at SSE Renewables Ireland. Holds 12 patents in grid integration technology.

Tadhg Breathnach
CTO & Co-Founder
LinkedIn →
Rachel O'Brien

MBA from INSEAD. Chartered Accountant. Formerly Head of Green Finance at Bank of Ireland. Led three of Ireland's largest clean energy bond issuances.

Rachel O'Brien
Chief Financial Officer
LinkedIn →
Eoin Fitzgerald

Civil engineer with 22 years of major infrastructure delivery. Previously Project Director for the €800M Codling Wind Farm. Delivered 19 projects across 6 countries.

Eoin Fitzgerald
Chief Projects Officer
LinkedIn →
What Drives Us

Our Core Values

01
🌍

Planet First

Every decision is filtered through a single question: does this help or harm the planet? Environmental impact is non-negotiable in all we do — in the board room and on the construction site.

02
⚙️

Engineering Excellence

We hire the best engineers in Europe and give them the tools, time and freedom to do their finest work. Precision, reliability and innovation in every megawatt we deliver.

03
🤝

Community First

Renewable energy must benefit local communities — not just shareholders. We invest 5% of project revenues back into the communities that host our infrastructure. Full stop.

04
🔬

Relentless Innovation

The clean energy transition demands breakthroughs, not just improvements. Our R&D team of 80+ scientists is working on the next generation of grid technology, storage chemistry, and hydrogen production.

05
📊

Radical Transparency

We publish audited ESG reports, community impact data, and carbon footprint figures annually. Trust is built through openness — our stakeholders deserve the full picture.

06
🌱

Long-Term Thinking

We're not building for the next quarter — we're building for the next century. Our 25-year asset lifetimes and 2050 climate goals define how we make every decision today.

Recognition & Awards
2024
SEAI Energy Innovation Award
Sustainable Energy Authority of Ireland
2023
Ireland's Best Renewable Company
Irish Business & Finance Awards
2023
CEO of the Year
Dr. Siobhán Kelly · EY Entrepreneur Awards
2022
Best ESG Programme
Irish Green Business Awards
2022
SEAI Energy Innovation Award
Sustainable Energy Authority of Ireland
Join the Mission

BUILD IRELAND'S
ENERGY FUTURE
WITH US

We're hiring Ireland's brightest engineers, scientists, and business leaders to build the world's cleanest energy system.