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
How to Nail Your Pitch Deck (and Avoid Mistakes Founders Make) with Matt Gore
Have you ever thought of the average attention span per slide when an investor is going through your pitch deck? What kind of pitch deck are investors expecting? Our recent...
How Startups Can Develop a Positioning Strategy To Create a Lasting Brand with Rosabel Tao
In this Mucker Growth session, Rosabel Tao from Fire & Bridge delves into the critical field of startup positioning strategy and its crucial role in shaping enduring brands. Rosabel also...
SaaS Startup Pricing Mistakes (and How to Fix Them) with Kyle Poyar
In this Mucker Growth session, Kyle Poyar from OpenView delves into the critical topic of pricing for SaaS startups, aiming to rectify prevailing mistakes in your pricing strategies. Optimizing SaaS...
The Realities of PR for Startups with Priscilla Vento
In the dynamic realm of PR for startups, understanding the nuances and timings is crucial. Priscilla Vento, the founder and CEO of 30 Miles North PR, a recommended partner, joins...
Building A Sales Development Function for Early Stage Startups with Sally Duby
Sales development is a nuanced blend of art and science, requiring a delicate balance for its effective implementation within a company. Drawing from substantial experience, Sally Duby from The Bridge...
Company Culture: How to Scale Without Losing Your Soul with Todd Emaus
In one of the recent Mucker’s Growth Series Webinars, we proudly invited one of the previous MuckerLab Partners, Todd Emaus, a serial founder, author of the book Scale Without Losing...