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Madrona Venture Labs

Madrona Venture Labs is a Seattle-based startup studio associated with Madrona Venture Group, focusing on venture capital and technology...

Facts

HQ
Seattle
Sectors
Startup studio, Venture
Type
Corporation Seattle business license
Registered name
Madrona Venture Labs Inc Seattle business license

Marchex co-founder Pete Christothoulou launches Xembly, an AI meeting-productivity startup entering beta

Pete Christothoulou, former Marchex CEO, launched Xembly, an AI startup that automates meeting tasks and provides data-driven insights to improve meeting productivity; the Madrona Venture Labs company is entering beta this week. Xembly cites a survey of 1,000 workers showing many meetings are unnecessary or too long and says its software works for both in-person and online meetings.

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.

Madrona Venture Labs Raises $8M Led by Madrona, Adds Former CEOs and Operators as Investors

Madrona Venture Labs (MVL), the incubation arm of Madrona Venture Group, has raised $8M with Madrona leading the round and brought on a roster of experienced operators and former CEOs as investors to help build spun-out companies. MVL will continue partnering closely with Madrona’s investment professionals on startups like Stratify and Strike Graph as it expands its incubation efforts.

Startup Haven launches Startup Haven Ventures, adds Westerdal, Yu and Mbemba; PSL promotes three; Adam Selipsky named AWS CEO

Startup Haven, founded by Bob Crimmins, launched Startup Haven Ventures and expanded its team to include Jay Westerdal, Arry Yu and Claudius Mbemba; the fund targets pre-seed, capital-efficient companies with a Pacific Northwest focus and made its first investment in Verdi. Seattle’s Pioneer Square Labs promoted Palvi Mehta, David Zager and Ben Gilbert; separately, Tableau CEO Adam Selipsky will become AWS CEO, replacing Andy Jassy.

Pioneer Square Labs raises $100M Fund II to back 30+ Pacific Northwest startups with $1–3M initial checks

Seattle-based Pioneer Square Labs raised $100 million for its second venture fund, exceeding its $80 million target due to strong institutional demand, and will invest across more than 30 early-stage Pacific Northwest companies with initial checks of $1–3 million. The firm operates a startup studio (raised $29 million) and a venture fund model that splits capital roughly half to studio spinouts and half to external startups.

Madrona Venture Labs’ Pendulum, led by Sam Clark and Mark Ledwich, launches tech to identify QAnon videos across YouTube, BitChute and Rumble

Pendulum, a Madrona Venture Labs startup led by Sam Clark and Mark Ledwich, builds technology to classify publicly available video content and identify harmful narratives like QAnon across platforms including YouTube, BitChute, and Rumble. The company released a report on QAnon videos, has interest from advertisers and government groups, and analyzes audio and image content though its business model remains undisclosed.

Advancing Women in Product partners with Madrona Venture Group to expand female founder training and access to capital

Advancing Women in Product (AWIP), a nonprofit with over 16,000 members, is partnering with Seattle-based Madrona Venture Group and Madrona Venture Labs to expand training, mentoring, networking and help women launch startups, join boards and secure VC. AWIP founder and CEO Nancy Wang and Madrona managing director Hope Cochran say the collaboration aims to increase female leadership and diversify Madrona's portfolio across its roughly 80 companies.

Bizible founder Aaron Bird raises $5.1M to launch Seattle B2B startup studio Pienza

Aaron Bird, founder of Bizible, launched Seattle startup studio Pienza and raised $5.1 million from MHS Capital, Version One Ventures, Vulcan Capital and angels to build a small portfolio of B2B software companies. Pienza will focus on fewer, highly concentrated bets, put most of the funding into portfolio companies, keep a lean internal team, and Bird will forgo a salary.

WestRiver Group Sells Debt Investment Business to SVB Financial Group; Erik Anderson Named Executive Chairman of New SVB Capital Credit Platform

Seattle-based WestRiver Group agreed to sell its debt investment business to SVB Financial Group to form the SVB Capital Credit Platform, with WestRiver CEO Erik Anderson joining SVB as executive chairman; terms were not disclosed. WestRiver manages about $2 billion AUM and holds investments including Singularity University and several Seattle startups.

Madrona leads $3.9M seed for Strike Graph to automate SOC 2 compliance, promises 45-day certification

Seattle startup Strike Graph, spun out of Madrona Venture Labs, raised $3.9 million in a seed round led by Madrona Venture Group to help B2B companies automate and accelerate SOC 2 compliance. The five-person team, led by CEO Justin Beals and co-founder Brian Bero, says its platform can deliver SOC 2 Type 1 certification in 45 days and save customers roughly $50,000 in consultant fees.

WhyLabs, AI2 Spinout Led by Ex-Amazon Engineers, Raises $4M from Madrona, Bezos Expeditions and Others

WhyLabs, an AI monitoring startup spun out of the Allen Institute for AI, emerged from stealth after raising $4 million from investors including Madrona, Defy Partners, Bezos Expeditions and Ascend VC to commercialize a platform for monitoring ML data and models. The company is led by CEO Alessya Visnjic, joined by former Amazon ML engineers Andy Dang and Sam Gracie plus ex-Madrona principal Maria Karaivanova.

Seattle startup Weekdays connects families and instructors to form 2–8 child microschools as remote K–12 returns

As many K–12 districts return to remote learning, parents are turning to microschools or "pandemic pods"—small, pooled groups of children supervised by caregivers or teachers—to handle the hands-on demands of young students' online schooling. Seattle startup Weekdays builds a platform to connect families and instructors for microschools, offering options like outdoor education for groups of 2–8 children while states such as Washington urge remote learning.

Ignition Partners investors spin out Fuse Venture Partners led by Kellan Carter, Cameron Borumand and Seahawks star Bobby Wagner

A group of investors from Seattle VC firm Ignition Partners, including managing partner John Connors, have launched a spinoff called Fuse Venture Partners led by general partners Kellan Carter and Cameron Borumand and featuring Seahawks linebacker Bobby Wagner as a venture partner. Ignite will sunset its brand while Fuse focuses on doubling down in Seattle and managing new investments, with Wagner committing to active involvement.

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