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Andrew Hallissey | Colliers | London - West End

Andrew Hallissey

Executive Managing Director – Occupier Services, EMEA

EMEA Corporate Solutions

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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

My Team

Featured Research

16 Nov 2021

Flexpansion - Flexible Workspace in EMEA | November 2021

Download our report on the flex space landscape in EMEA.
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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

16 Nov 2021

Flex operators across EMEA increase supply by 25,000 desks

Occupiers increasingly turn to flex solutions to support hybrid working
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20 Oct 2021

Colliers launches first ever comprehensive future of CRE industry report

Enabling corporate occupiers and real estate stakeholders to accelerate in the post-pandemic environment
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