With over 100 combined years of experience in the hotel industry, our team brings a unique depth of hotel, business development and commercial skills to Great National Asset Management.

James Sullivan

James has studied at University College Cork, Harvard University and INSEAD Paris. He is a fellow member of the Institute of Chartered Accountants Ireland, with 25 years of hospitality experience in 13 different countries, working with National Tourism Authorities, hotels and resorts as director, controller, consultant and auditor.

David Collins
Chief Operating Officer

A graduate of Dublin College of Catering, Trinity College Dublin and University College Cork, David has over 20 years’ experience in strategic hospitality brand positioning, results-driven marketing and business delivery. He was instrumental in building some of the largest brands in the UK and Ireland, including the Carlton, Lynch and Stakis Hotels groups.


Brian Dunne
Associate Director

Brian is a Chartered Accountant with over 25 years’ experience, having worked with some of the world’s largest hotel and hospitality brands. He holds an MBA and is a Fellow of both the Chartered Institute of Management Accountants and the Hotel and Catering Institute. Brian is currently CEO of Hotel GP, a hospitality consultancy.

David Byrne
Founder & Director

A graduate of Dublin Institute of Technology, David has over 22 years of experience in the hotel industry. He has secured and managed Ireland’s largest hotel business contracts and received many awards for hotels under his direction. David brings a financial-based, rounded, and hands-on approach to Great National Asset Management.


Paul Abson

Paul has over 17 years' strategic hospitality experience with UK independent hotels and international hotel brands as a Director, Operator and Management Consultant. He has run a UK hotel group, been a Choice Hotels International Franchisee and been a key figure in the set up of a Hotel Investment Fund authorised by the Guernsey Financial Services Commission.


Rachel Howes

Rachel, former Managing Director of Booking.com Limited, has over 25 years’ experience in accelerating hotels room revenue and is one of the leading international figures in channel management. She has a proven record as a technology entrepreneur and investor and is also co-founder of HomeRez.com, one of Europe’s emerging brand leaders in holiday letting. 

David O'Connor

One of Ireland's leading hotel operators and consultants, David has over 20 years’ experience in the industry. A graduate of GMIT in Galway, he has managed some of the largest and most prominent properties in Ireland. He is a former director of Tourism Solutions and has successfully managed his own hospitality consultancy, O’Connor and Associates.

John D. Toner MBE
Strategic Advisor

John has recently joined Great National as Strategic Advisor in 2013 bringing wealth and knowledge within the hospitality industry. John has received many awards, including, in 2009 as Past President of the Irish Hospitality Institute, he received the very special Lifetime Achievement Award and in 2013 received Industry Achievement Award in the Licensed & Catering News Awards.