- Glasgow-based Director responsible for overseeing the operations across the UK Regions
- Technical background specialising in due diligence, contaminated land investigation and environmental management
- Registered Environmental Auditor with the Institute of Environmental Management and Assessment (IEMA).
Case Studies
Environmental Consultancy and MEP Engineering
Cameron Toll Shopping Centre in Edinburgh, Scotland
Remediation strategy for shopping centre car park ground contamination.
Technical Due Diligence, Environmental Consultancy and MEP Engineering
Great Western Retail Park in Glasgow, Scotland
Vendor Technical Due Diligence and Environmental Due Diligence for sale of 194,000 sq ft retail park.
News & Insights
Hollis Highlights 2025
2025 has been an incredible year at Hollis, packed with achievements, growth and milestones we’re proud of.
Read storyThrive 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.
Read storyQ+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.
Read story“I joined Hollis in 2016 to start the environmental consultancy service and I feel immensely proud to see the service grow over the years. Every day is different, with new questions to answer and new challenges to solve. I also get to work with wonderful colleagues which is an extra bonus! I’m excited to see the shift in society continue regarding the realisation of climate change, and desire to make better choices in the way we live and work.”