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Management Team

Executive Team

Des O'Mahony PhD (Chief Executive Officer & Co-founder)

Des O'Mahony

Des is responsible for overall strategy and research at Bookassist. Involved with web technology since the early 90's, he is 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 & 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 leading-edge and innovative technologies. 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 oversees the business operations of all Bookassist offices and partners and is responsible for business development.

Twitter Yahya Fetchati@yfetchati

Karen Fives (Head of Business Analysis & Co-founder)

Karen Fives

Karen heads the Business Analysis area at Bookassist. 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 (Director of Sales Ireland & 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 developing and implementing the sales strategy across all offices.

Eva Reyero (Head of Web Design & Co-founder)

Eva Reyero

Eva is responsible for the Site Builder product team, and for client web design and ecommerce integration in all offices. 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 advertising and media, having worked in the internet space since 1996.

Mary Collins (Head of Internet Marketing)

Mary Collins

Mary is responsible for overall Traffic Builder online strategy operations in Bookassist, and manages the online marketing team across all offices. She also manages Bookassist's partnership relations with online partners such as Google, TripAdvisor, 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