Tim Porter

Managing Director at Madrona
Greater Seattle Area

Tim Porter is Managing Director at Madrona Venture Group and serves as Director at NewDays, Inc. He has previously held leadership roles in finance and corporate development at Eagle River Investments, Goldman Sachs, Microsoft, Teledesic, and Integris Software Inc.

The Best Infrastructure Moment Since Cloud

Joe Beda and Craig McLuckie co-created Kubernetes, the infrastructure standard that became the default for cloud native computing. Now running Stacklok, they're watching enterprises hit the same identity, permissions, and security problems with AI agents that took the container ecosystem years to resolve, and they're building tools to compress that timeline. In this episode of Founded & Funded, Madrona's Tim Porter sits down with Joe and Craig to talk through what AI adoption actually requires: why MCP is the Docker moment for AI-native applications, how the LLM gateway is becoming a strategic chokepoint for cost, safety, and model flexibility, and…

From Google and Amazon to NewDays: Why These Tech Vets Bet on AI for Dementia

In this episode of Founded & Funded, Madrona Managing Director Tim Porter sits down with Babak Parviz and Daniel Kelly, co-founders of NewDays, a platform purpose-built for older Americans living with cognitive change to help them reclaim abilities, preserve independence, and keep being themselves. Babak and Daniel share how their experience at Amazon and Google led them to apply AI in the most human way: helping people with dementia and mild cognitive impairment (MCI) with scalable solutions. They dive into: Why we chose to build at the intersection of AI and cognitive health How to translate clinical science into accessible…

Customer Obsession & Agentic AI Power Ravenna's Reinvention of Internal Ops

Most startups bolt AI onto old products. ⁨@ravennahq⁩ reimagined the entire workflow. When we first met Kevin Coleman and Taylor Halliday, it was clear they weren't just chasing the hype cycle. They were pairing AI-native architecture with deep founder-market fit, and rebuilding how internal ops work — from first principles. Their new company, Ravenna, is going after a $160B+ market dominated by legacy players. But instead of being intimidated by incumbents, they got focused, making some smart moves that more early-stage teams should consider: 1) Speak with 30+ customers before writing a line of code 2) Define a clear ICP…

Scaling, AI, and Leadership after Big Tech: Lessons from Highspot's Bhrighu Sareen

Thinking about leaving Big Tech for a startup? In this episode of Founded & Funded, Madrona Managing Director Tim Porter sits down with Bhrighu Sareen, who took the leap from Microsoft to Highspot and has been leading AI-driven product innovation ever since. They talk about the realities of transitioning from a massive company to a high-growth startup, scaling AI-driven teams, and how Bhrighu's helping transform sales enablement through automation and intelligence. His insights on navigating change, working with founders, and executing at speed are a must-listen for any leader considering the leap from stability to startup chaos. Tune in now…

Breaking Conventional Wisdom: Jama Software's Blueprint for Profitable Growth

In this episode of Founded & Funded, Madrona Managing Director Tim Porter and Jama Software CEO Marc Osofsky discuss the intentional strategies that fueled Jama's transformation from $20M ARR to a $1.2 billion acquisition by Francisco Partners. Marc shares his blueprint for scaling with purpose, challenging conventional wisdom, and embedding efficiency into the DNA of a company. Key Takeaways Include: Accelerating Growth Conventional Wisdom: Scale your sales team rapidly to hit growth targets. Intentional Wisdom: Focus on improving win rates to double or 2.5x your capacity without adding headcount. TAM Conventional Wisdom: Prioritize the total size of your market potential…

Perseverance Over Speed: Creating a New Category with Impinj's Chris Diorio

In this episode of Founded & Funded, Madrona Managing Director Tim Porter and Venture Partner Patrick Ennis host Chris Diorio, co-founder and CEO of Impinj, the pioneer and world leader in RFID technology. Patrick and Chris have known each other for more than 24 years — since Madrona and ARCH Venture Partners co-led Impinj's first round of financing in the summer of 2000. In this episode, these three reminisce about old times and share some fun stories while diving into what it takes to truly launch a new category — and the patience required by both entrepreneurs and investors when…

Startup to Scale: A Mini Masterclass in Efficient Growth and GTM

In the latest episode of Founded & Funded, Madrona Managing Director Tim Porter hosts Pradeep Rathinam, a seasoned software executive with over three decades of leadership experience. Paddy was the Founder and CEO of Madrona portfolio company AnswerIQ, which Madrona invested in back in 2017. It was one of the early machine learning applied to SaaS companies that Madrona invested in. Paddy sold AnswerIQ in 2020 to Freshworks, where he started out as chief customer officer, helped take the company public, became chief revenue officer, and really drove a series of incredible accomplishments for Freshworks. Today, Tim and Paddy dive…

From Creating Kubernetes to Founding Stacklok: Open-Source and Security with Craig McLuckie

In this episode of Founded & Funded, Madrona Managing Director Tim Porter talks to Craig McLuckie, who's most known as one of the creators of Kubernetes at Google. Madrona previously backed Craig's company, Heptio, and was excited to back his latest company — Stacklok. Stacklok is a software supply chain security company that helps developers and open-source communities build more secure software and keep that software safe. Tim and Craig discuss Stacklok's developer-centric approach to security, the role of open source in startups, the importance of open source and security, and they also hit on some important lessons in company…

Organizations

See all 9
  • NewDays logo
    NewDays Director 2025–present · current
  • Madrona logo
    Madrona Managing Director 2006–present · current
  • Madrona Venture Group Managing Director · current

Education

  • Stanford University Graduate School of Business MBA · 2001–2003
  • Massachusetts Institute of Technology BS, Mechanical Engineering, Minor in Economics · 1992–1996
  • Racine Lutheran High School 1988–1992

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