Leadership Team

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Thomas A. Grissen, CEO

Thomas A. Grissen is Daon's CEO and a member of our board of directors. Tom oversees all strategic and operational aspects of the business worldwide and is based in Daon's Reston, Virginia office. Tom brings 20+ years of technology experience to Daon. His career spans some of the world’s largest information technology companies to early stage “pure play” software companies. In all cases, these were companies of consequence within their industry.

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Tom is very active in government advisory groups and serves on the Board of Directors for TechAmerica’s Public Sector. Tom holds a BS in business administration from Central Michigan University and an executive MBA from the Eli Broad School of Business at Michigan State University.

His hobbies include golfing, skiing and travel.

Tony Murphy, Managing Director, Daon Solutions

Tony is a founding Director and board member of Daon Group. He currently serves as Managing Director of Daon Solutions. He is a Senior Executive in the IT industry with over 20 years experience within the software, consulting and telecommunications sector.

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Prior to joining Daon, Tony was a Corporate Finance Executive with Dermot Desmond’s International Investment & Underwriting. Previous companies include NKF Kabel, Netherlands, British Gas, Aster (Ireland) Ltd. and Mason.

Tony received a B.Sc. in Applied Physics and M.Sc. in Physics from Dublin City University in 1987 and 1990 respectively.

Conor White, President, X-Products

Conor White, President of X-Products—a Daon Group company—and a member of the board of directors of Daon Group, has more than 18 years of experience in software engineering, including expertise in areas such as the development of biometrics, smart cards, electronic payments, PKI, information security and e-business infrastructure. He has also worked extensively in the development of a broad range of Internet and finance applications and architectures.

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As X-Products President, Conor drives the strategic technical direction and architectural vision of the company.

Prior to his current position, Conor was Daon's CTO. In that role Conor spent much of his time working with systems integrators in the design and development of major government identity assurance solutions using biometric technology.

Conor also served as Senior Vice President of Engineering for CardBASE Technologies, where he led the software engineering function and played a large role in the strategic direction of the company's product set. He holds a master's degree in computer science as well as a bachelor's degree in computer applications.

Diana Donohue, CFO

As Chief Financial Officer for Daon, Diana oversees all financial functions of the Company. This role includes serving as a business partner to other members of the management team for a unified approach to all aspects of the Company's business. Diana brings over 18 years of financial and business management experience ranging from small, privately owned businesses to large, publicly traded Fortune 500 companies.

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Diana's experience in organizations serving government and commercial customers has provided her with extensive knowledge of the software, professional services and business process outsourcing marketplace, along with expertise in the federal procurement process and accounting requirements and practices. In addition, her experience includes broad-based financial management, proposal pricing models, IPOs, SEC reporting, mergers and acquisitions, systems implementations, and international operations. Prior to joining Daon, Diana was a senior management team member at MAXIMUS. Diana has a BA degree in accounting from the College of William and Mary, Virginia.

Clive Bourke, Vice President, EMEA

Clive Bourke leads the sales organization for Daon’s pursuits in Europe, the Middle East, and Africa.  A 10 year veteran of Daon, Clive Bourke has worked across many aspects of the business including engineering, product management and sales.

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He has in-depth knowledge of the identity industry and has been closely involved in the early stages of development of Daon products and he has supported the development of Daon's business across the globe.  With over 17 years international experience in enterprise software and solutions, Clive is a sought-after speaker and he brings significant domain knowledge, deep consulting experience and a track record in taking multiple first-of-a-kind projects from concept to completion with full accountability for budget, delivery and quality. He earned his Electronic Engineering degree from University College Dublin.

Cathy Tilton, VP Standards and Technology, Daon Solutions

Cathy Tilton is VP of Standards and Technology at Daon Solutions. Cathy has over 25 years of engineering and management experience, including over 12 years in the field of biometrics.

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Since 2002 Cathy has been the head of the U.S. delegation to the ISO subcommittee on biometrics. Cathy has an exceptional understanding of biometric technologies and a strong reputation in the industry, presenting on a regular basis at industry conferences and events. She also provides a wealth of practical experience in integrating biometrics into a variety of systems, in both government and commercial applications. Cathy holds a BS in nuclear engineering from Mississippi State and an MS in systems engineering from Virginia Tech.

Martin Walsh, Chief Legal Counsel

Martin is Daon’s Chief Legal Counsel and Head of Government Affairs. As such Martin is responsible for managing all legal and regulatory activity across the company. Martin is also responsible for directing Daon’s and political and government affairs strategy.

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Martin is a qualified barrister and was called to the Bar in 1995. He is a recognized, international legal and regulatory affairs expert and combines broad based experience in senior legal and regulatory positions both in-house and in private practice with a successful international legal, lobbying and advisory career in Brussels, London and Washington DC.

Martin was also one of the founding Directors of the European Biometric Forum – a non-profit organization launched by the European Commission in 2003.

In 2008, Martin was honoured to be nominated to act as Rapporteur for the newly founded European Security Research and Innovation Forum (ESRIF) working group responsible for Identification and Identity Management. ESRIF’s mandate was to propose a European agenda for research and innovation in the field of security capable of guiding European institutions, governments and the private sector in the coming two decades. ESRIF delivered a report with a widely-shared perspective on European security research needs and priorities at the end of 2009.

Leo Ring, Vice President of Sales, Americas Region

Leo Ring leads Daon’s sales efforts in the Americas region.  He joined Daon in 2001 and has been responsible for Daon's programs and relationship with the US Department of Homeland Security (DHS) for several years. During his time at Daon, he has worked to support a number of border management and immigration authority modernization initiatives in Europe, North America and Asia. 

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Prior to joining Daon, Leo worked at IBM, where he began his career as a systems engineer and moved into various account and sales management roles.  He then worked for Microsoft in Ireland, developing and growing the organization from 4 people to more than 60 with a fifteen-fold increase in revenue over 6 years.  He is a graduate of Trinity College Dublin and received a Post-Graduate M Sc in Management Practice from The Irish Management Institute.  He is a holder of the Sir Charles Harvey medal, awarded annually to the most outstanding recipient of a Post Graduate degree.  

Seamus MacKenna - VP Partner Enablement

Seamus is part of the Global Solutions Group with responsibility for enabling selected global partners successfully exploit Daon product technology for new markets and opportunities. Seamus was Head of Engineering at Daon for the first seven years of the company and played a key role in the product creation, delivery and support departments. Prior to joining Daon, Seamus was involved with setting up a number of product and custom software development functions for Entropy, Epicor and AIB Bank. Additionally, he worked at the IBM Software Lab in Dublin and received his B.Sc. Honours Degree in Computer Applications from Dublin City University in 1985 and a more recent M.Sc. Degree in Innovation & Technology Management from Smurfit Business School, UCD in 2009.