Our people

All together different — We're independent, multi-disciplinary real estate technical experts, project managers, and sustainability consultants. We understand how buildings work and how they perform. Meet our team.

Associate -MEP Engineering

Stephen McGibney

+353 87 177 4961

[email protected]

Associate Building Services Engineer, Sustainability Consultant, and Member of Engineers Ireland (MIEI) with 15 years of experience advising commercial real estate stakeholders on engineering, energy systems, ESG, and technical asset performance
Extensive expertise in technical due diligence, dilapidations, and lifecycle planning for investors, landlords, and tenants
Certified Non-Domestic BER Assessor, CEM®, and LEED AP BD+C, specializing in decarbonization strategy, energy benchmarking, and sustainability feasibility studies.

Case Studies

Environmental Consultancy and ESG and Sustainability

Quadoro Investment portfolio in Dublin, Ireland

Energy optimisation reports for Irish portfolio.

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Multidisciplinary services

Tesco Distribution Centre in Donabate, Ireland

Surveying Irelands’ largest building ahead of purchase.

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News & Insights

News 04 SEP 2025

Q+A: Hollis CEO sets out European blueprint

In a recent interview with Green Street News, Andy Hay, CEO, shared our vision for the next chapter of our journey in continental Europe.

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News 13 NOV 2025

Festive Feet, Planet-Friendly Threads, and a Cause That Matters

At Hollis, people have always been at the heart of everything we do – our clients, our colleagues, our partners, and our communities.

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News 23 OCT 2025

Thrive in Construction Podcast: Comfort is Killing Progress ft. Andy Hay

Andy Hay joined the Thrive in Construction podcast, sharing why clarity, capability and courage - not comfort - drive progress in a fast-changing world.

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