Executive Management

Philip Lieberman, President and CEO
Philip Lieberman, the founder and president of Lieberman Software, has more than 30 years of experience in the software industry. In addition to his proficiency as a software engineer, Mr. Lieberman is an astute entrepreneur able to perceive shortcomings in existing products on the market, and fill those gaps with innovative solutions. He developed the first products for the privileged identity management space, and continues to introduce new solutions to resolve the security threat of privileged account credentials. Mr. Lieberman has published numerous books and articles on computer science, has taught at UCLA, and has authored many computer science courses for Learning Tree International. He has a B.A. from San Francisco State University.

Jack Jaffe, Senior Vice President, Sales
As Senior Vice President of Sales, Jack Jaffe leads the company's Worldwide Sales and Partner Organizations. Mr. Jaffe has responsibility for building tighter connections between the company and these key constituencies. He has more than 20 years of sales leadership experience, and gained his market expertise by selling complex technology solutions for AT&T, Cisco Systems and NEC Corporation. Mr. Jaffe has led teams that have sold at every strata including large enterprise and SMB as well as government customers at the state, municipal and federal level. Prior to his current position, Mr. Jaffe had a series of senior leadership roles as a Vice President, Director, and General Manager of sales organizations at NEC Corporation. These roles gave him responsibility for solution development and introduction programs designed to create success and revenue uplift for both the direct sales organization and third party channel partners. Mr. Jaffe holds a bachelor's degree in Public Policy from the Vanderbilt University, and has an MBA from the Marshall School of Business at the University of Southern California.

Calum MacLeod, Vice President EMEA
As Vice President for Europe, Middle East and Africa, Calum MacLeod is responsible for developing the Lieberman Software business in the region. With over 40 years in the IT, and IT Security business, he has a proven track record of bringing new technology to the region. Having started his IT career in the mainframe arena, he became involved with network design and security in the mid 80's. In the late 90's he was involved in the emerging PKI market, working on projects in the European public sector to deploy the first PKI application, and was also part of the team that developed the first commercially available VPN solution that combined IPSEC with X.509 based authentication. Since the late 90’s he has focused on bringing new security concepts to the EMEA market place and has gained a reputation for being ahead of the curve in recognizing challenges in enterprise security in areas such as SSL VPNs, Privileged Identity Management and Key and Certificate Management. He has been responsible for the establishment of several technologies in the region, including Venafi, Tufin, CyberArk, Netilla and Celo Communications. Mr. MacLeod’s articles are widely published and he has been a guest lecturer for IT security courses in the Netherlands.

Richard A. Weeks, Vice President, Channel Sales and Business Development
As Vice President, Channel Sales & Business Alliances, Richard A. Weeks is responsible for enabling and managing all indirect channel sales in the Americas for the Commercial and Federal markets. He also has responsibility for engaging and managing Lieberman Software’s global business alliance initiatives, including ISV, GSI and Big4 consultancies. Before joining Lieberman Software, Richard was VP, Business & Channel Development at Cyber-Ark Software, where he built the program and led a team responsible for all aspects of indirect channel sales, technology alliances and monetized strategic relationships, growing channels to more than 40% of gross revenue over 4 years. His previous role was Sr. Director, Worldwide Channels & Microsoft Business Development at Centrify Corporation. He has held positions of increasing responsibility in IT operations, network engineering, direct sales, channel sales and business development for innovative technology firms such as Proteon, 3Com, Fidelity Investments, Top Layer Networks, Aelita Software (now Quest/Dell Software).  A US Air Force veteran, Weeks studied Information Systems Management at UC San Diego and Management Information Systems at Northeastern University, Boston.

Jess Richter, Vice President of Strategic Alliances
As Vice President of Strategic Alliances, Jess Richter is responsible for developing strategic partnerships with large enterprise cloud providers, system integrators and OEM's. He has more than 20 years of sales management, business development, and front line sales experience in the technology and consulting industries. Previously, Mr. Richter served as the company's Director of Sales and in progressively responsible management roles with Microwarehouse, which was purchased by CDW in 2003. During his seven-year tenure there, he engineered the turnaround of a $50M sales division and grew another business unit by triple digits. Mr. Richter joined Lieberman Software from a boutique consulting firm which he founded and managed. He has also held direct sales roles in networking, hardware and enterprise software with Dun & Bradstreet and IBM. Mr. Richter has a B.A. in Economics and Psychology from the University of Rochester.

Jane Grafton, Director of Marketing and Business Development
Jane Grafton has more than 20 years of experience in domestic and international sales, marketing and business development. She came to Lieberman Software from Sun Microsystems, where she spent 12 years in field marketing management, supporting commercial accounts and federal systems integrators throughout the U.S. As part of her go-to-market efforts, she developed relationships with Sun resellers, ISVs and OEMs. Prior to Sun, Mrs. Grafton sold and developed new markets for Locus Computing Corporation's UNIX software services focusing on OEMs including IBM, Dell, Compaq, Cray, Tandem and StorageTek. At Computer Associates Limited in the UK, she established a new corporate function, Third Party Marketing, by developing relationships with hardware manufacturers, distributors and management consultants. Mrs. Grafton graduated from the UC San Diego, CA in Applied Mathematics.

Chris Stoneff, Director of Professional Services
Chris Stoneff oversees product management, quality assurance and technical support at Lieberman Software, and is responsible for meeting the real-world needs of the company’s customers. With over 15 years of systems administration, consulting, training, and product management experience, Mr. Stoneff is instrumental in guiding the development of the Lieberman Software products portfolio.  An accomplished consultant and technical trainer, he has taught thousands of administrators on fundamental and advanced concepts of Windows management and security concepts and key technologies.



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