David Greenham


Senior Manager


Phone: 416.642.0822
Address: 181 Bay St., Suite 3320 - Bay Wellington Tower
Toronto, ON M5J 2T3


Risk, Performance and Technology Services


Innovation and Technology, Real Estate & Construction, Retail

David Greenham is a senior manager with nearly 20 years of information security and cybersecurity consulting experience in a variety of industries. He has a passion for building relationships with clients, delivering quality work, and providing excellence in service on all engagements.

With his expertise in running information security consulting engagements, David has become a trusted advisor for his clients in the areas of cybersecurity, Payment Card Industry compliance, developing and improving security programs, ISO 27001/27002 controls, and Service Organization Controls (SOC) audits. Prior to joining Richter, David was a lead specialist in a Big Four professional services firm. His focus was on the Payment Card Industry (PCI) where he served as a payment card industry qualified security assessor (PCI QSA) for eight years.

Fields of expertise

  • Payment Card Industry (PCI)
  • Cybersecurity
  • Information security management
  • Information security controls (ISO 27001/27002)


  • Insurance
  • Financial services
  • Consumer business
  • Healthcare
  • Technology/media and telecommunications
  • Energy and utilities
  • Real estate
  • Public sector

Academic background

  • Certified Information Security Manager (CISM), 2010
  • Qualified Security Assessor (QSA), 2007
  • Certified Information Systems Auditor (CISA), 2004
  • Certified Information Systems Security Professional (CISSP), 2001
  • Bachelor of Science, Carleton University, 1994

Professional and community involvement

  • Foundation-level Sherwood Applied Business Security Architecture (SABSA SCF), 2012