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Our team.

Working together to help
transform security.

Philippe Courtot

Chairman and CEO

Demonstrating a unique mix of technical vision, marketing and business acumen, Philippe Courtot has repeatedly built innovative companies into industry leaders. As CEO of Qualys, Philippe has worked with thousands of companies to improve their IT security and compliance postures. Philippe received the SC Magazine Editor’s Award in 2004 for bringing on demand technology to the network security industry and for co-founding the CSO Interchange to provide a forum for sharing information in the security industry. He was also named the 2011 CEO of the Year by SC Magazine Awards Europe.

Before joining Qualys, Philippe was the Chairman and CEO of Signio, an electronic payment start-up that he repositioned to become a significant e-commerce player. In February 2000, VeriSign acquired Signio for more than a billion dollars. Today, VeriSign’s payment division, based on the Signio technology, handles 30% of electronic transaction in the U.S., processing $100-million in daily sales. Prior to Signio, Philippe was President and CEO of Verity, where he re-engineered the company to become the leader in enterprise knowledge retrieval solutions. Under Philippe’s direction, the company completed its initial public offering in November 1995. Philippe also turned an unknown company of 12 people, cc:Mail, into the dominant e-mail platform provider, achieving a 40% market share while competing directly against IBM and Microsoft. Acknowledging the market leading position of cc:Mail and the significance of e-mail in corporate environments, Lotus acquired the company in 1991. In 1986, as CEO of Thomson CGR Medical, a medical imaging company, Philippe received the Benjamin Franklin award for his role in the creation of a nationwide advertising campaign promoting the life-saving benefits of mammography. Philippe served on the Board of Trustees for The Internet Society, an international non-profit organization that fosters global cooperation and coordination on the development of the Internet. French and Basque born, he holds a master’s degree in physics from the University of Paris, came to the US in 1981 and has lived in Silicon Valley since 1987.

Melissa Fisher

Chief Financial Officer

As the Chief Financial Officer of Qualys, Melissa leads all elements of the company’s finance organization, including finance, accounting, investor relations, treasury and tax. She brings 20 years experience as a strategic financial executive working with technology companies on areas including corporate finance, investor relations, treasury, financial planning and analysis, mergers & acquisitions, and corporate governance. Melissa previously served as VP, FP&A, IR and Treasury at Zynga Inc., a social gaming company.

Prior to Zynga, Fisher served as VP, Corporate Development, IR and Treasury at Digital River, Inc. a global provider of enterprise e-commerce SaaS solutions. Prior to Digital River, she was an investment banker and advised companies on more than $400 billion of transaction volume at Goldman Sachs, Banc of America Securities and Foros. Melissa currently serves as a director and as chair of the Audit Committee on the Board of Image Sensing Systems, Inc. She previously served as a member of the Audit Committee and member of the Board of Directors of Digital Generation, Inc. Melissa received an AB in government from Harvard University and an MBA from Harvard Business School.

Sumedh Thakar

Chief Product Officer

As Chief Product Officer at Qualys, Sumedh oversees worldwide engineering, development and product management for the Qualys software-as-a-service (SaaS) platform and integrated suite of security and compliance applications. A core systems and database engineer, Sumedh started at Qualys in 2003, architecting and delivering Qualys’ PCI compliance platform to meet the Payment Card Industry (PCI) Data Security Standard (DSS) requirements. Today, more than 69 percent of ASVs and 50 percent of QSAs worldwide use Qualys PCI to perform PCI DSS certification.

A long time advocate of the SaaS model and cloud computing, Sumedh worked at Intacct, a cloud-based financial and accounting software provider, before working at Qualys. Previous to Intacct, Sumedh worked at Northwest Airlines to develop complex algorithms for yield and revenue management for their backend reservation system.

Sumedh is active in the PCI and security community working closely with the PCI Council on the development and enhancement of PCI DSS. He co-authored “PCI Compliance for Dummies,” an easy-to-read guide designed to educate merchant organizations about PCI. Sumedh has a bachelor’s degree in computer engineering with distinction from the University of Pune.

Mark Butler

Chief Information Security Officer

As Chief Information Security Officer for Qualys, Mark focuses on driving with industry luminaries and Qualys customers how to improve the security of the current computing environment and build security into digital transformation initiatives.

Previously CISO of Fiserv, and with over 24 years of experience leading enterprise security teams, Mark has built and developed effective information security programs for executive management, IT leadership and legal counsel, plus provided visibility into business threats and how to defend against them.

Prior to Fiserv, Butler held roles in global security consulting, independent technical research and comprehensive assessment services as well as several foundational security roles at H&R Block. Butler attended Baylor University and received a Bachelor of Science in Business Administration/Business Management from Avila University. He holds active Certified Information Systems Security Professional (CISSP), PCI Internal Security Assessor (PCI-ISA) and Certified Information Privacy Professional/Information Technology (CIPP-IT) certifications.

Amer Deeba

Chief Commercial Officer

Responsible for all aspects of marketing, strategic alliances and global accounts, Amer has a proven track record of driving company growth in fast-moving technology fields. Amer previously served as the Chief Marketing Officer for Qualys for thirteen years and led the corporate and product marketing functions. Before joining Qualys, Amer served as the General Manager for the Payment Services Division at VeriSign where he contributed to establishing VeriSign as a leader in online payments processing 40% of all credit card transactions across the Internet.

Amer came to VeriSign through its acquisition of online payments pioneer Signio, where he was Director of Product Marketing. Amer’s other experiences include five years at Adobe where he led the development of Web-enabling PDF and a variety of technical and management positions at Verity and Amdahl. Amer holds Master’s and Bachelor’s degrees in Electrical Engineering and Computer Science.

Tom Cline

Vice President, North America Field Operations & Alliances

As Vice President, North America Field Operations & Alliances, Tom oversees the management and day-to-day execution of pre- and post-sales operations for Qualys. Tom joined Qualys in 2014 as a new business development executive and was subsequently promoted to Regional Vice President of Field Operations for the South Central region in North America. He brings 15 years of experience effectively analyzing organizations’ current technology needs and implementing systems and solutions to improve the productivity of their operations.

Prior to Qualys, Tom managed the vulnerability management and application security programs at Schlumberger, and also contributed to both its IT service delivery and onsite support efforts. Prior to that, he held several IT support and management-related positions in the Houston, Texas area. Tom has been actively involved in the Houston chapter of the OWASP, and has led project efforts to raise awareness, training and penetration testing against social engineering-related threats. Tom is certified CISM by the ISACA.

Michael Lin

Vice President and General Manager, SMB/SME Business

Michael Lin is responsible for the SME/SMB Business Unit at Qualys including sales, marketing, product and P&L performance. Michael brings more than 15 years of security industry experience to his role.

Prior to Qualys, he led product line management at Aerohive; held Vice President roles at VeriSign, where he was responsible for product, strategy, and overall business performance of the VeriSign SSL business; and was responsible for developing, validating and evangelizing a new Enterprise Security Product Strategy across 35 different mobile security products at Symantec, which had acquired the VeriSign SSL business. Michael also served as an executive in residence at SRI Ventures, where he applied his mobile industry expertise to evaluate various venture concepts in the mobile marketplace. Michael holds a B.A. in Economics from the University of California, Santa Cruz.

Joe Gregory

Vice President, Global Customer Support

As Vice President of Global Customer Support, Joe leads the team at Qualys responsible for delivering world-class, follow-the-sun technical support to support customers around the globe. Joe joined Qualys in 2012 and during his tenure with the company, he was the architect of the Qualys global technical support organization, introducing new technologies and processes to continuously enhance customers’ experience and expedite response time. He is also a key contributor to improving systematically the accuracy and scalability of the Qualys Cloud Platform.

Prior to joining Qualys, Joe worked for 13 years as an electronic warfare specialist in military intelligence and reconnaissance - both as active duty Air Force and as a contractor with L-3 Communications. He led a team that maintained a multi-billion dollar fleet of aircraft fitted with cutting-edge and ever-changing technologies.

Rima Touma-Bruno

Chief Human Resources Officer

As Chief Human Resources Officer, Rima helps the Qualys workforce maintain a high level of performance by serving as an employee champion and cultivating the corporate community. She brings more than 15 years of domestic and international human resources experience to the company. Prior to joining Qualys, Rima was in HR at VeriSign as part of the mergers and acquisitions group where she was responsible for investigating potential acquisitions, focusing on talent assessment, management style, cost analysis of benefits, and stock plan transfers.

Rima joined VeriSign as part of its acquisition of Signio, where she served as Director of Human Resources, spearheading employee practices and all other aspects of HR. She also led the Human Resources departments at NetObjects, Inc. and Verity, Inc. where she played an integral role in taking both companies through a public offering. Rima holds a bachelor’s degree in business administration from San Jose State University.

Bruce Posey

Vice President and General Counsel

Bruce leads the Qualys legal team and oversees vital regulatory and governmental relations efforts. Bruce comes to Qualys from IntelePeer, Inc. where he managed their legal team and played a key role in setting policies and developing standards and practices across the company. Prior to joining IntelePeer, Bruce served as general counsel and corporate secretary at Openwave Systems, Inc., iPass Inc. and at AuraServ Communications. Previously, he was senior vice president of federal relations and regulatory law for US WEST Communications, and vice president of public policy and external affairs for MediaOne.

In 1992, former Colorado Governor Roy Romer appointed Bruce to serve as executive director of the state’s Department of Administration. Bruce holds a bachelor’s degree in political science from the University of Oregon and earned his Juris Doctor degree from the University of Michigan Law School. He is also a member of the California (registered in-house counsel), Colorado and Oregon State Bars.