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Colliers has been selected to join Leading Real Estate Companies of the World® - International Ltd.

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Leading Real Estate Companies of the World is a worldwide invitation-only network that includes 550 market leading real estate firms in 70 countries

Colliers was recently selected to join US-based Leading Real Estate Companies of the World® - International Ltd. and its luxury marketing division, Luxury Portfolio International®.

Leading Real Estate Companies of the World® is a global real estate community comprised of 550 real estate companies awarded membership based on rigorous standards for service and performance. With 4,600 offices and 150,000 sales associates in 70 countries, these firms represent 1.3 million transactions annually.

Colliers also earned membership in Luxury Portfolio International® (LPI), an exclusive group of LeadingRE companies that are among the most well respected and well-known experts in luxury real estate markets worldwide. LPI attracts a global audience of affluent consumers and markets approximately 50,000 of the world's most remarkable homes annually on

“We are delighted to have Colliers as part of our distinguished network of premier brokerages.  The company has an impeccable reputation in Ireland, and we are committed to helping the firm achieve even greater success,” said Paul Boomsma, president and CEO of LeadingRE. “As a member of LeadingRE and LPI, Colliers combines authentic, local expertise with unparalleled resources and connections to the highest quality real estate firms and luxury specialists worldwide.”

“The international buyer is playing an ever-increasing role in our market and notwithstanding that through Colliers global network we already had global reach by joining Leading RE and Luxury Portfolio International we achieve even greater exposure to quality buyers for our clients” said Marcus Magnier, Director, Residential Country Homes & Leisure in Colliers.

To learn more about Leading Real Estate Companies of the World®, visit To learn more about Luxury Portfolio International®, visit For more information on the services Colliers provide visit

Related Experts

Marcus Magnier

Director | Residential Country Homes & Leisure


Head of Residential, Development and Country Homes Departments, with over 40 years' experience advising on, valuing and selling Residential and Country properties as well as major Hotel & Resorts.

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Catherine O'Connor

Associate Director | Residential and New Homes


Catherine has over 20 years' experience in Residential and New Homes Property Sales, specialising in selling homes in Prime South Dublin and Dublin Commuter Belt. Catherine provides a wide range of property services including , sales, buying and selling, acquisitions, strategic marketing and property planning in respect of properties in Ireland and London. She has been responsible for the successful residential project managment of significant devlopments selling in excess of 10,000 new homes. Prior to joining Colliers International Catherine spent 18 years with Savills and served on the board of Savills Ireland specialized in the sale of New Home developments representing developers and house builders and high net worth individuals in the disposal of their private homes. More recently Catherine has delivered marketing and disposal advice to private clients, landowners, banks, receivers and investors and advised on marketing strategy in the disposal of land thus delivering value and maximizing returns. 


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Callum Bain

Senior Surveyor | Residential


Over 30 years experience in the Sale and Purchase of major Irish country estates.

Extensive expertise in the matter of Compulsory Purchase of lands governed by the statues pertaining to the Republic of Ireland. Acted primarily for landowners affected by CPO

Valuation and Estate management of large country estates in matters relating to succession and sale..

Advisor to Financial Institutions on matters relating to Agricultural Estates, Residential Property and Listed Structures.

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John Coleman

Senior Negotiator | Residential


John is a Senior Negotiator in Colliers Residential  and Development land Departments. He is a hardworking self-starter with over twenty years’ experience in the property industry. Since embarking in his property career, John has worked in all areas of property giving him a well rounded knowledge of the industry. John has specialised in the area of Residential Sales, Development Land, Marketing, Valuations, Acquisitions and New Business Development.

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Ron Cregan

Senior Negotiator | Residential


Ron has been a senior member of the residential sales team in Colliers since joining back in 2000 with over 25 years sales experience.  

Ron has specialized mainly in the 2nd hand residential sales, lettings and acquisition of both new & second hand properties in Dublin Central, South County Dublin and Wicklow. 

Over the years Ron also has played a large part in the growth and expansion of the development land department which continues to grow with an ever increasing number of both land sales and land acquisitions on behalf of both private developers and investors. Colliers has grown and developed this end of the business along with our private clients and as a result continue to have some very exciting projects currently in the planning and design stages.      

Ron also collaborates alongside Colliers professional services and advisory department.  This involves initial inspection of properties through to the preparation and completion of valuation reports.  These reports can vary siginificantly from one off residential properties / homes to multiple unit portfolios and future development land / sites for and on behalf of financial institutions,  capital funds to private clients / private investors. 

Property transfer valuations as well as probate valuations play a large role in our business which involves working closely alongside other property professionals such as accountants and solicitors on behalf of our clients.   Many of our existing clients we have had a long standing relationship with over the last 30 + years and have continued to do business throughout the many different departments and in some cases Colliers INternational now act for family members on other property related matters and so many we consider good and close friends.  


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Paul Sherry

Private Clients


Paul has been a General Practice Chartered Surveyor with 40  years experience in property sales, acquisitions and management including portfolio and project management. From a variety of property company directorships he has gained all relevant hands on experience and as a highly organised strategic thinker who has overseen the A - Z of a number of successful property developments throughout his career. Having run his own consultancy business for over 15 years he continues to oversee on all types of acquisitions and sales.  He is qualified and ideally placed to provide the professional property services required from concept stage through to hands on management of the completed asset.

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