Tim Tully

Tim Tully

VC

Partner, Menlo Ventures

AI infrastructure cybersecurity early stage technical investor

Menlo Park, CA3 notable investments
SeedSeries A
AIInfrastructureCybersecurityDeveloper Tools

Background

Tim Tully is a Partner at Menlo Ventures specializing in early-stage AI infrastructure and cybersecurity companies. Before investing, he served as CTO of Splunk, scaling the product team from 600 to 1,800 people in under three years and growing revenue from $950M to $2.25B. He holds an MS from Carnegie Mellon University and a BS from UC Davis, bringing deep technical expertise to founders navigating product-market fit.

Investment Focus

Stages

SeedSeries A

Sectors

AIInfrastructureCybersecurityDeveloper Tools

Based in: Menlo Park, CA (North America)

Notable Investments

Last updated: Jun 11, 2026