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Rolf Purzer
President and CEO
Rolf Purzer joined ATPCO in 1996. As President and CEO, he ensures that the ATPCO product portfolio is aligned to customer needs. He also oversees ATPCO's global marketing activities through offices in London, Singapore, Miami and Washington. Previously, Rolf worked in various marketing, commercial and strategic planning positions at Deutsche Lufthansa in Germany and Amadeus in Spain. Before joining the travel industry in 1981, he spent five years as an Assistant Lecturer in Economics at the Technical University of Berlin. A native of Germany, Rolf holds an Economics degree from the University of Münster.

Priscilla O'Donnell
Vice President of People Services
Priscilla joined ATPCO in 1979. In her time at ATPCO, Priscilla has helped guide and shape the company into the dynamic and diverse organization it is today. She started at ATPCO as a Tariff Analyst and after six years moved into field of Human Resources – a fortuitous move that continues to contribute to the strength of the company. She served three years as Personnel Administrator, twelve years as Manager of Human Resources, and six years as Director of Human Resources. At each step in her career, Priscilla has helped incorporate best practices in organization management at ATPCO. Priscilla holds a master’s degree in Organizational Leadership and Innovation from Marymount University and is certified by the Society of Human Resources Management as a Senior Professional in Human Resources (SPHR).

Tom Gregorson
Vice President of Products and Solutions
Tom joined ATPCO in 1996. He has been working to develop the products that enhance the travel industry for more than 25 years. Tom has gained insight and provided leadership through his various roles at airlines, global distribution services, and with ATPCO. In his current role, Tom leads the Product & Solution Division, and has oversight over the Collection/Fare Management, Distribution, Revenue Accounting product portfolio’s at ATPCO, as well as responsible for all business R&D activities. Tom’s division is responsible for identifying the product strategy, new business ventures, developing product enhancements, and launching new products. Coming to ATPCO as part of the company's product marketing and development team, Tom has built a reputation for being a thought leader and implementer of industry solutions in the distribution space.

Brian Kirk
Vice President of Finance
Brian joined ATPCO in 1991. He is responsible for keeping ATPCO true to its intended industry-centric focus by maintaining a proper balance of company finances. Brian is viewed across the company as a facilitator and partner when it comes to enabling company initiatives. He began his career as auditor for an international public accounting firm and later worked in a senior management position for a Washington, DC-based telecommunications company. Brian earned a BBA in accounting from James Madison University and an MBA from George Mason University. Brian is licensed as a Certified Public Accountant in the Commonwealth of Virginia.

John Murphy
Vice President of Technology
John joined ATPCO in 2001. He crafts the vision for the company’s use of technology – from maintaining ATPCO’s reputation as an industry innovator to understanding how new technologies can be harnessed to enable new business capabilities. He is responsible for leading technology strategy, infrastructure and operations, security, systems design and development, and innovation. John has an extensive background in all aspects of Enterprise IT leadership and management and provides solutions to customers both internal and external. John is an innovator and entrepreneur in tech and sits on the board of a start-up network hardware company specializing in the cloud-based control and monetization of networks.

Kevin Fliess
Vice President of Marketing & Sales
Kevin Fliess joined ATPCO in 2017. Kevin joined ATPCO from Cvent, where he served as Vice President of Marketing, Hospitality Cloud. Kevin started the social trip-planning venture TravelMuse in 2007 and then led the launch of the hotel metasearch company Room 77 in 2011. Previously, he served in leadership roles with Hewlett Packard, and SAP. As Vice President of Marketing & Sales at ATPCO, Kevin oversees brand, communications, global sales, and consulting while guiding the demonstration of ATPCO’s vision.