Overview
Marc Helfman holds the position of Deputy CISO at Addepar[1][3]. Helfman has over 25 years of experience in the information technology field[2] and holds a CISSP certification[2]. Helfman's career has included roles as Senior Director of Information Security & Risk at Addepar from September 2024 to December 2025[4], Head of Cybersecurity at Schonfeld from September 2016 to September 2024[5], Sr. Information Security Manager at Dealertrack[6], Sr. Principal Security Engineer at CA Technologies[7], Information Security Manager at Geller & Company[8], Information Security Team Lead at American Home Mortgage[9], and Sr. Systems Engineer at Adecco Staffing, USA[10]. Helfman earned a B.S. in Computer Information Systems from the University of Phoenix between 2003 and 2005[11].
Profile introduction
In my career, I have built and led robust cybersecurity programs that protects the firms I’ve been employed by from various cyber threats and risks, covering all aspects of cybersecurity, such as engineering, architecture, identity, access, governance, compliance, and operations. I have over 25 years of experience in the information technology field, with a diverse background in different environments, technologies, and systems. I am a certified information systems security professional (CISSP) with a passion for developing and mentoring young cybersecurity professionals, managing multiple cy…
Career history
- Deputy CISODec 2025 to presentAddepar
- Senior Director - Information Security & RiskSep 2024 to Dec 2025Addepar
- Head of CybersecuritySep 2016 to Sep 2024Schonfeld
- Sr. Information Security ManagerOct 2015 to Sep 2016Dealertrack
- Sr. Principal Security EngineerJul 2013 to Oct 2015CA Technologies
- Information Security ManagerSep 2007 to Jun 2013Geller & Company
- Information Security Team LeadFeb 2005 to Aug 2007American Home Mortgage
- Sr. Systems EngineerNov 2004 to Feb 2005Adecco Staffing, USA
Education
Computer Information Systems, B.S, Computer Information Systems2003 - 2005University of Phoenix
This page shows public professional information only, each fact cited. Is this you? send a correction, or ask for removal within 24 hours, no questions asked.