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.

Colin Field

Cost Management Director

Colin Field

  • London-based Cost Management Director
  • Advises clients on strategic cost management and commercial decision-making from early feasibility through to project delivery
  • Experienced quantity surveyor with a background at Gleeds and WT Partnership, delivering cost planning, procurement and project delivery support across complex development and refurbishment projects
  • Works collaboratively with project management, building consultancy and sustainability specialists to help clients manage risk, control costs and unlock value across their real estate portfolios. 

Case Studies

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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Logistics and industrial

Multidisciplinary services

Billingshurst Business Park in West Sussex, UK

Dovetailing Project Management services, Cost Management consultancy and Measured Surveys for new build industrial development.

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News & Insights

News 19 MAR 2026

Hollis expands Cost Management offering in London

Hollis has announced the appointment of Colin Field as director in its Cost management team, based in London.

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News 16 FEB 2026

Hollis strengthens Scottish Cost Management team with senior hire in Glasgow

Hollis has announced the appointment of chartered quantity surveyor Danny McKinney as Associate in its growing cost management team in Scotland.

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Insights 04 MAY 2025

Looking to Europe in the face of global uncertainty: Andy Hay explains Hollis’s plans for growth

Andy Hay, our CEO, shares his journey, the unique perspective he brings to Hollis, and how we’re expanding across Europe.

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“What attracted me to Hollis is the genuinely collaborative, multi-disciplinary approach. When cost advice sits alongside deep technical expertise, you can make smarter decisions earlier in the process and deliver stronger outcomes for clients.”