Julie Tsai - CISO-in-Residence @ Ballistic Ventures

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Overview

Number of Portfolio Companies

CB Rank (Investor)

107,405

Primary Job Title CISO-in-Residence
Primary Organization
Ballistic Ventures

Location San Mateo, California, United States
Regions San Francisco Bay Area, Silicon Valley, West Coast
Gender Female

Investor Type
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Investor Stage
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Website julietsai.net
LinkedIn View on LinkedIn
X (Twitter) View on X

Julie Tsai is based out of San Mateo, California and is the CISO-in-Residence of Ballistic Ventures. Julie previously worked at Roblox as a CISO. Julie Tsai attended the Stanford University. Julie Tsai has been certified as a CISSP.

Personal Investments

Number of Investments

Julie Tsai

invested in

Leen

obfuscation

. This investment -

Pre Seed Round - Leen

- was valued at

obfuscation

Announced Date	Organization Name	Lead Investor	Funding Round	Money Raised
obfuscated obfuscation	Leen	—	Pre Seed Round - Leen	obfuscated obfuscation

Jobs

Number of Current Jobs

Number of Past Jobs

Julie Tsai

is the

CISO-in-Residence

Ballistic Ventures

. Additionally,

Julie Tsai

has had

past job as the

CISO

Roblox

Ballistic Ventures CISO-in-ResidenceSep 23, 2025

Organization Name	Title At Company	Start Date	End Date
Roblox	CISO	—	—

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