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“I really believe that no other venture firm will roll up their sleeves and work harder than Madrona to help make your company successful.”

Tim Porter

Managing Director

Tim is focused on investing in B2B software companies in the Pacific Northwest. He currently is particularly interested in the areas of intelligent applications and SaaS, cloud native software, ML and data analytics, and security. He is a board member of numerous Madrona portfolio companies.

In addition to his work at Madrona, Tim is a member of the Investment Committee for the Alliance of Angels Seed Fund I and is on the board of the Technology Alliance. Tim also serves on the Investment Committee for Global Partnerships’ Social Venture Fund.

Past lives

Prior to joining Madrona in 2006, Tim was a key member of Microsoft’s Corporate Development group, where he shared responsibilities for sourcing, structuring, and negotiating Microsoft’s acquisitions, strategic investments and joint ventures. While at Microsoft, Tim focused on enterprise software, security, and mobile and closed 14 transactions for over $850 million. Notable transactions included Microsoft’s acquisitions of Softricity, FrontBridge Technologies, ProClarity, Whale Communications, and Giant Company Software. Earlier in his career, Tim worked nearly five years for broadband satellite start-up Teledesic, spending his last year there also working for Craig McCaw’s Eagle River Investments. For more in Tim Porter’s words on his path to Madrona listen to this episode of Fuel Talent’s What Fuels You?


Outside of work, Tim enjoys spending time with his wife and two children. He is a sports junkie and enjoys watching and playing basketball, despite having lost the step he never had.


Tim received his bachelor’s degree in Mechanical Engineering from MIT and an MBA from the Stanford Graduate School of Business.