Executive, Board, and Advisory

Executive Team

Mickey Bresman


Mickey is a co-founder of Semperis and leads the company’s overall strategic vision and implementation. A long-time enterprise software expert, Mickey began his technical career in the Navy computing technical unit over a decade ago. Prior to co-founding Semperis, Mickey was the CTO of a Microsoft gold partner integration company, YouCC Technologies, successfully growing the company’s overall performance year over year. Mickey holds a BA in Technical Management and a Minor in Electronic Engineering.

Guy Teverovsky


For more than a decade, Guy has been working closely with multiple large-scale enterprise customers, assisting with the design, architecture, implementation and optimization of IAM-related technologies. Prior to co-founding Semperis and becoming the CTO, he was a Senior Premier Field Engineer at Microsoft, acting as lead and mentor for Active Directory. In the past, Guy has been recognized by Microsoft as a Directory Services MVP for his expertise and involvement in the technical community, and has contributed to multiple Microsoft blogs.

Matan Liberman


Matan is a co-founder of Semperis and leads the company’s Israeli arm, as well as research and development. He began his career as a software engineer in the Israel Defense Force, implementing mission critical systems for the office of the Israeli Prime Minister, prior to getting promoted to Development Team Leader. In this role, Matan gained extensive Microsoft experience and was charged with leading the development of the organizational identity management system from the ground up.

Darren Mar-Elia


A 14-year Cloud and Datacenter Microsoft MVP, Darren has a wealth of experience in Identity and Access Management and was the CTO and founder of SDM software, a provider of Microsoft systems management solutions. Prior to launching SDM, Darren held senior infrastructure architecture roles in Fortune 500 companies and was also the CTO of Quest Software. As a Microsoft MVP, Darren has contributed to numerous publications on Windows networks, Active Directory and Group Policy, and was a Contributing Editor for Windows IT Pro Magazine for 20 years

David Lieberman


David is an accomplished fifteen plus year Business Development and Sales executive who is well versed in both “start-up” and large company development. David’s experience includes initial go to market plans, team building, product launches, sales and operations. David has helped build several successful start-ups including Softricity which was later acquired by Microsoft. Following the acquisition David joined Microsoft and held positions in sales and partner management. In his spare time David is a mentor at the Microsoft Accelerator and is focused on assisting companies “getting going” with US based sales and partnerships.

Art DuRivage


Art is a proven Software Sales Executive with over 20 years experience in Direct Enterprise, mid-market and Channel sales. Art has an exceptional record of growing and developing teams and revenues, receiving numerous professional recognition awards. Art has held numerous sales and sales management roles at Quest Software; HP Software, where he was named HP Software Sales Executive of the Year; Compuware Corporation; and Securonix. Art holds a BA from Michigan State University and an MSA from Central Michigan University.

Natalie Shabi


A marketing executive with over a decade of experience in digital marketing, Natalie leads the demand generation and digital strategy for Semperis. Prior to joining Semperis, Natalie held senior marketing roles spanning technology startups, most recently serving as the Director of Online Marketing at Microsoft following its acquisition of Cloudyn. She graduated with honors from Bar Ilan University where she received her BA and MA in Information Science.

Board & Advisory

Shaula Alexander Yemini


Michel Abadi


Noga Kap


Joshua Bakola


Moshe Lichtman


Sean Deuby


Jay Goldberg


Charlie Federman