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Theodore Schlein

VC Partner, Invetsor at Ballistic Ventures

Location

United States, North America

Cheque size

$100K - $150M

Investment Stage

Pre Seed
Series A

Focus Areas

Cybersecurity

About Investor

Ted (Theodore) Schlein is founding partner and general partner at Ballistic Ventures and also a partner/advisor at Kleiner Perkins. At Ballistic, he focuses on cybersecurity companies, predominantly at pre-seed, seed and Series A and beyond, typically backing early-stage ventures with investments that can scale up to around $150.0M across follow-on rounds. Schlein has over three decades of venture capital experience, known for leading cybersecurity and infrastructure investments such as ArcSight, Mandiant, LifeLock and others during his tenure at Kleiner Perkins. He is widely recognized as a leading cybersecurity investor and continues to chair Ballistic as it raises and deploys specialized cyber-focused funds.

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Previous investments

GetReal Labs
18M |2025
2024
Mimic Networks
50M |2025
27M |2024
Hello Soju
7M |2024

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