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Andrew Hallissey | Colliers | London - West End

Andrew Hallissey

Executive Managing Director – Occupier Services, EMEA

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Professional Summary

Well respected within the industry, Andrew is an Executive Managing Director with over 20 years of global experience within Corporate Real Estate. Andrew has a wealth of knowledge having advised dozens of Fortune 500 companies throughout the world on developing real estate transformation solutions.

As Executive Managing Director of EMEA Occupier Services.  Andrew drives strategy, client service delivery and spearheads the growth of Colliers’ occupier business within the EMEA region.

Andrew leads integrated service delivery for all occupier clients specialising in corporate real estate services, portfolio strategy, transaction management, brokerage, lease administration, project management, workplace services, and facilities management outsourcing advisory across the EMEA region.

Prior to joining Colliers, Andrew worked for CBRE where he has held senior leadership roles within their Global Workplace Solutions business in Chicago, Hong Kong, New York and London.  He has gained extensive global experience advising large corporations on their global real estate organization and strategy over the last 18 years, having worked across EMEA, North America and Asia Pacific.  Andrew also currently serves on the global board of directors of Corenet, the leading global association for the corporate real estate profession.

He has lived and worked internationally and has a deep understanding of the cultural and regional challenges within a global organisation.


Rapidly progressed from Head of Client Solutions to Global Director Workplace Solutions, and then to Executive Director of Global Workplace Solutions living and working in Hong Kong, New York and London respectively. 


  • DePaul University - Charles H. Kellstadt Graduate School of Business - Master of Business Administration - MBA 
  • UCD Michael Smurfit Graduate Business School -Master of Science - MS, Marketing
  • Waterford Institute of Technology - Bachelor of Business Studies

Memberships & Involvements

CoreNet – Global Board of Directors


Service Lines

Corporate Solutions, Occupier Services - Offices

My Team

Featured Research

13 Jul 2021

Life Sciences under the microscope | July 2021

We examine the distribution of corporate capital and job creation relative to Europe’s established and emerging life sciences clusters
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Featured News

15 Jul 2021

Life Sciences sector goes from alternative to mainstream, predicting up to 400% growth in next cycle

Surge of investment into life sciences amid a bottleneck of suitable properties creates an opportunity for landlords and investors
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12 Jul 2021

Eva Escaig joins as Head of Occupier Services for Colliers in Germany

Leading expert appointed to lead Colliers’ occupier business in Germany to maximise potential of real estate
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