Madrona Venture Labs raises $8M and turns investors like Spencer Rascoff into co‑founders of spinouts

Madrona Venture Labs has raised $8 million for its fourth fund and introduced a model that makes investors — including Spencer Rascoff, Julie Larson-Green and Elena Donio — co-founders, board members, and advisors of its spinouts to attract talent and accelerate startup formation. Founded in 2014, the Seattle-based studio has spun out more than a dozen companies, including recent spinouts Zeitworks, Simplata, and Stratify.

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