Jenn Kranz Guillen

Investor

Based in Venice, California, Jenn Kranz Guillen is an investor at Mucker Capital, where she partners with early-stage startups across the West Coast. She has led investments across HealthTech, FinTech, and Supply Chain, with a particular focus on vertical SaaS platforms and AI-native applications transforming legacy industries. Jenn has supported more than 30 portfolio companies through successful fundraising efforts—shaping narratives, optimizing materials, and facilitating investor introductions.

Jenn brings experience from both sides of the table. She previously contributed to investments at MTech Capital and B Capital Group, enabling over $500M in potential downstream transaction value. At Halogen Ventures, she supported acquisition strategies and LP fundraising initiatives. Earlier, she joined the founding team at Haystack, a venture-backed communications startup, where she built and executed the company’s first GTM sales campaign—driving pipeline that contributed 15% of the annual revenue target.

Jenn began her career at TriNet, where she served as the Venture Capital Practice Leader and was recognized as the top-ranked Technology Consultant in Los Angeles—TriNet’s third-largest market—advising early-stage teams on HR and operational strategy.

A double Trojan (fight on!), Jenn earned both her MBA and BA from the University of Southern California.

Jenn can be reached at jenn at mucker dot com.

Articles by Jenn Kranz Guillen

Why More Funding Won’t Magically Fix Your Startup

This post originally appeared in TechCrunch. Some entrepreneurs think that (more) money will solve all their company’s problems. It won’t. Like a teenager with a million-dollar allowance and an identity...

Thriving As A Post-Coronavirus Startup

This post originally appeared in Forbes. Startups are uncertain, high-risk exercises under any circumstance. When investors make available capital, it’s possible to mitigate some of that risk by extending runway...

COVID-19

Our team at Mucker is honored to support our portfolio through the unprecedented set of challenges facing the global community with COVID-19. Here is a compilation of products, services, and...

Venture Capital for the Rest of Us

The seed from which Mucker grew came forth from the ripples of the Great Recession As the rest of the tech world flooded toward Silicon Valley in search of millions...

William Hsu on TenOneTen’s LA Venture Podcast

Earlier this month, Will joined David Waxman and Minnie Ingersoll from TenOneTen for their fourth episode of the LA Venture podcast series. You can listen to the full episode here....

Building Company Culture, Before It’s Too Late

When I was leading my last business, I always knew that company culture was important. But what I needed to do about it and when to do it was a...

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