Julie Sandler
Venture Partner at Pioneer Square Labs
Julie Sandler is a board director at HouseWhisper and Outgo, and serves as co-founder and general partner of PSL Ventures as well as managing director and venture partner at Pioneer Square Labs. She founded PSL Ventures, a fund established in 2019 that is still running, and has expertise in venture investing, board leadership, and technologies including vertical AI, productivity, logistics, fintech, and the future of work.
Tom Alberg, Influential Seattle Business Mentor and Madrona Partner, Remembered for Profound Impact and Integrity
Tom Alberg was a highly respected mentor and influential figure in Seattle’s business community, known for his intelligence, generosity, and strong values. His impact is deeply felt throughout the Northwest business ecosystem, and he is mourned by colleagues, family, and friends.
Organizations
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Pioneer Square Labs Venture Partner 2025–present, Co-founder & General Partner, PSL Ventures 2018–present, Managing Director, PSL 2017–present, Former Managing Director , Venture Partner (upcoming) · current
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HouseWhisper Board Director 2024–present · current
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Outgo Board of Directors, Board Observer 2021–present · current
Education
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Harvard Business School MBA with Honors
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Stanford University Phi Beta Kappa, Bachelor of Arts, Psychology, with Honors and Distinction
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Stanford University Master of Arts, Psychology
