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Jonathan Lim
All Team
Investment
Stage focus
Seed
Series A & B
Sector focus
Cybersecurity
Fintech
Vertical SaaS
Specialist in

Jonathan Lim

Partner

Jon joined SignalFire in 2020 where he’s now a Partner that focuses on early-stage venture investments. 

Before SignalFire, Jon helped build KKR’s Next Generation Technology Fund as one of the earliest team members in the US. He also worked as a software investor at TCV and an investment banker at Jefferies. His journey in tech began in high school, learning how to build calculators and timers on ICT boards and program in Metrowerks. After several internships with tech companies, Jon discovered his passion was partnering with the teams to build these disruptive tech platforms. He graduated with honors from USC with a double major in Accounting and Finance.

Outside work, Jon can be found exploring the various off-leash dog beaches and hiking trails with his two dogs, a husky named Remy and a border collie named Bailey. He also enjoys exploring the SF and international food scenes and has attempted to recreate some dishes at home.

Pets
Remy and Bailey

Jonathan Lim's Posts

Motion raises $60M at a $550M valuation to redefine the next era of work
Portfolio
Investment
September 8, 2025

Motion raises $60M at a $550M valuation to redefine the next era of work

SignalFire backs Motion’s $60M raise at a $550M valuation as the company triples ARR and pioneers the agent-native work suite with AI Employees.
Read more
Auxilius replaces Excel to automate biopharma clinical trial finances
Investment
June 11, 2024

Auxilius replaces Excel to automate biopharma clinical trial finances

SignalFire is leading a $10 million round for Auxilius. It manages clinical trial finances to get medicines to market more efficiently.
Read more
Horizon3: Building the leading autonomous defense platform
Portfolio
May 1, 2024

Horizon3: Building the leading autonomous defense platform

Horizon3 is modernizing cybersecurity through AI-powered penetration testing, helping defend organizations like healthcare and educational institutions.
Read more
Palo Alto Networks acquires SignalFire portfolio company Dig Security
Portfolio
Must-Read
SignalFire
December 5, 2023

Palo Alto Networks acquires SignalFire portfolio company Dig Security

5 reasons Dig Security conquered cloud data security and is now being acquired by Palo Alto Networks a year after SignalFire led Dig's Series A.
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Funding Spec to fight AI-powered fraud
Portfolio
October 25, 2023

Funding Spec to fight AI-powered fraud

Discover how Spec, the antifraud platform, is fighting AI-powered fraud. Stop losing millions to online fraud and get the same protection as giants like Amazon.
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How startups can sell AI to enterprises
Advice
July 6, 2023

How startups can sell AI to enterprises

Learn how to emphasize practical use cases, predictability, and auditability to show safe, immediate ROI when you sell AI to enterprises
Read more
The Rise Of Decentralized Cybersecurity: Trends & Opportunities
Investment
November 7, 2022

The Rise Of Decentralized Cybersecurity: Trends & Opportunities

How cybersecurity trends around skill shortage, zero-trust identity, and obsolete firewalls are creating new startup opportunities
Read more
The need for real-time data monitoring: Leading $34M for Dig Security
Portfolio
September 14, 2022

The need for real-time data monitoring: Leading $34M for Dig Security

Dig Security monitors your cloud data in real-time to detect attacks in under a minute so it can block hackers before they steal your data.
Read more
Data scientist shortage? Replace them with Unsupervised
Portfolio
April 23, 2021

Data scientist shortage? Replace them with Unsupervised

SignalFire is investing in Unsupervised's $35M Series B to solve the data scientist shortage with artificial intelligence
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Investment