Mark Terbeek

Partner, Greycroft Partners

Mark is currently a partner at Greycroft Partners, a leading early stage venture capital firm focused on investments in digital media. Previously he was the Managing Director at MK Capital. Mark focuses on investment opportunities in the digital media and data center automation sectors. Prior to founding MK Capital, Mark co-founded Jamcracker, Inc., an enterprise software provider and served as its vice president of corporate development. He also worked at McKinsey & Co., a management consulting firm as a business analyst. He has served on the board of directors of Bladelogic, VPNet Technologies, Network Commerce, Kontiki, and was actively involved at Exodus Communications. He currently serves on the boards of the following MK Capital portfolio companies: Machinima, Generate, Netuitive, and NBX. Mark is a graduate of DePauw University and the Stanford University Graduate School of Business.

Articles by Mark Terbeek

Startup Guide to AI Visibility Be the Brand ChatGPT Recommends

Startup Guide to AI Visibility: Be the Brand ChatGPT Recommends

Introduction Today, users aren’t just searching on Google. They’re asking ChatGPT, Claude, Google’s Gemini, Perplexity, and other AI systems for advice. AI visibility is the new frontier of brand awareness....

Practical Uses of AI Automation for Startup Operations

Practical Uses of AI & Automation for Startup Operations

In a recent Mucker Growth Series session, we invited Rock Vitale, Founder & CEO of Easie, to share how he’s helped early-stage teams move from manual, fragmented workflows to streamlined,...

New York Tech Week Mucker Sessions Recap

2025 New York Tech Week Recap Of Mucker Sessions

Last week during New York Tech Week 2025, we joined more than 1,000 events hosted by founders, investors, and VCs. This post is a full Mucker recap of the three...

Build a Customer Support Function for Startups Using AI Alex Velinov

How to Build a Customer Support Function for Startups Using AI Tools with Alex Velinov

Delivering high-quality customer support can be one of the most resource-draining parts of a startup. The good news: we’re at a turning point where founders can use AI tools to...

Zero → 100: The Exact Steps We Took to Close Our First 100 Paying Customers

Zero → 100: The Exact Steps We Took to Close Our First 100 Paying Customers

Going from zero customers to 100 in just four months sounds impossible—unless you’re a founder willing to roll up your sleeves and hustle relentlessly. I’m Gaurav Bhattacharya, co-founder of Jeeva.ai,...

Sales Discovery & Qualification for Startups Richard Harris

Unblocking Startup Growth: Best Practices for Sales Discovery & Qualification with Richard Harris

Startups are in a constant race against time and resources, navigating complex sales environments with lean teams and limited margins for error. In a recent session from the Mucker Growth...

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