Our people

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.

Stephen Lemmon

Director, Head of MEP Engineering

Stephen Lemmon

  • Director responsible for our London office and MEP Engineering
  • Established our in-house ME team in 2007
  • Regular contributor to the Engineering Services chapter of the leading text “Dilapidations: The Modern Law in Practice” by Nick Dowding and Kirk Reynolds.

Case Studies

Border to Coast

Technical Due Diligence, MEP Engineering and Measured Surveys and Area Referencing

Border to Coast pension partnership in the UK

Multidisciplinary services supporting a £2bn asset portfolio.

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Dolphin Square restoration

Cost Manager, CDM Advisor and Health, Safety and Quality advisor

Dolphin Square in Westminster, London, UK

A sensitive restoration of a landmark Westminster estate, delivering quality homes fit for modern living.

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News & Insights

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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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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Insights 30 JUN 2023

MEES may benefit tenants in dilapidations claims

MEES is reshaping dilapidation claims, giving tenants stronger grounds to challenge reinstatement where systems are obsolete, inefficient or legally unlettable.

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“There’s never been a more exciting time to be an engineer in our industry – when you look around, a large proportion of the buildings that exist today will still be around in 50 years’ time, so as well as constructing shiny new buildings we need to make sure we are enhancing the efficiency and operation of existing buildings. There’s also a wave of young people coming into the industry who have a genuine passion for MEP Engineering, so I’m looking forward to seeing what the future holds.”