Ted Schlein
Partner and Advisor·Kleiner Perkins
Bio
Professional summary
Ted Schlein is a Partner and Advisor at Kleiner Perkins. His official profile emphasizes enterprise and cybersecurity investments, including companies in security orchestration, fraud prevention, supply-chain risk, authentication, defense and customer data infrastructure. Public cybersecurity and conference profiles describe him as a leading cybersecurity investor with a venture career spanning decades at Kleiner Perkins. Public sources also identify him as a General Partner at Ballistic Ventures, while the input role and firm association here are preserved as provided. His investments have helped define major security categories, including threat intelligence, application security, fraud prevention and security automation.
Investment focus
Stage, sector, and overall fit
Stage
Sector
Thesis
Notable companies
Selected portfolio companies the partner has backed
How to approach
Framing and angles for outreach
Pitch framing
Lead with a security-first thesis grounded in a real enterprise or national-security pain point, not a generic software pitch. The strongest angle is a differentiated technical approach to cyber defense, fraud, identity, security automation, supply-chain risk or resilient infrastructure.
Partneralization hooks
- 1Reference his long-standing focus on cybersecurity and enterprise software.
- 2Connect your security category to precedents such as ArcSight, Mandiant, Phantom or Shape Security.
- 3For defense or national-security-adjacent companies, mention the overlap with Rebellion Defense or Ballistic Ventures only if directly relevant.
Recent signals
What the partner has said or done recently
RSA Conference profile describes him as a leading cybersecurity investor and lists multiple successful cybersecurity investments.
Ballistic Ventures profile describes a cybersecurity career spanning more than 40 years and a 30-year venture career at Kleiner Perkins.
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