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Management Team

Executive Team

Des O'Mahony PhD

Chief Executive Officer and Co-founder

Des O'Mahony

Des is responsible for overall strategy and research at Bookassist. Involved with web technology and the online industry since the early 90's, he is also a Chartered Physicist with a PhD in Physics. He was the Irish Internet Association's "Netvisionary" award winner for online trade in 2005 and was honoured as that association's "Internet Entrepreneur of the Year" in 2010. A recognised authority in the travel technology space, he regularly presents at international conferences and events in hospitality, mobile and digital technology. He was a recipient of HSMAI Europe's inaugural "Top 20 Extraordinary Minds in Sales, Marketing & Technology" awards in February 2014.

Twitter Des O'Mahony@desomahony

Robert Whittle PhD

Chief Technology Officer and Co-founder

Robert Whittle

Robert heads the development team at Bookassist. He is responsible for the company's server and cloud systems, as well as security, and for the development of the leading-edge and innovative technologies that underpin Bookassist's award-winning products and services. He holds a PhD in Physics and has worked in web technology since its foundation in the early 90's.

Yahya Fetchati

Chief Operating Officer

Yahya Fetchati

Yahya is a former Director of Hotel Partner Marketing at and former Managing Director of Hotels for Europe at An experienced hospitality technology professional having worked as a hotelier before moving into online distribution, he is a recognised expert on the online space. He oversees the business operations of all Bookassist offices and partners, and is responsible for global business development.

Twitter Yahya Fetchati@yfetchati

Karen Fives

Head of Business Analysis and Co-founder

Karen Fives

Karen heads the business analysis area at Bookassist, which is the primary interface between operations requirements and development. Responsible for technical and business specifications covering in-house data analysis and administration systems as well as hotel-based technology and analytics, she holds an MSc in Physics and qualifications in Systems Analysis.

Kieran Fives

Head of Operations Ireland & UK and Co-founder

Kieran Fives

Kieran is a Graduate of the Shannon College of Hotel Management and is an experienced hospitality industry professional having worked extensively in the industry prior to joining Bookassist in 1999. He is responsible for the management and growth of Bookassist's home market in Ireland as well as in the United Kingdom.

Eva Reyero

Head of Web Design & Co-founder

Eva Reyero

Eva is responsible for the client web design product team, booking engine implementation on client websites, and for the ongoing development of Bookassist's content management system for websites. She has a Bachelor of Fine Arts degree and a Master's degree in Editorial and Marketing Design, and has broad experience in the world of design, advertising and media, having worked in the internet space since 1996.

Mary Collins

Head of Digital Marketing

Mary Collins

Mary is responsible for overall digital marketing strategy and client services in Bookassist, and manages the digital marketing team across all offices. She also manages Bookassist's partnership relations with online partners such as Google, TripAdvisor, Trivago, Facebook and others. She holds degrees in Physics and in Management.

Vivian Kelly

Financial Controller

Vivian Kelly

Vivian is responsible for financial planning and operations in all offices. He is an associate of the Irish Institute of Taxation and also a member of the Institute of Chartered Accountants in Ireland.

Board of Directors

Des O'Mahony (Chair), Kieran Fives, Robert Whittle, Karen Fives.

bookassist - technology & online strategy for hotels

Address: 35 Fitzwilliam Place, Dublin 2, Ireland
Phone: +353 1 676 2913 Fax: +353 1 676 2916