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    Bill Stumphauzer

    Sirius XM Satellite Radio
    Ann Arbor, Michigan, United States
    9 investments

    Bill Stumphauzer is an investor at Sirius XM Satellite Radio based in Ann Arbor, Michigan, United States. Bill Stumphauzer has backed 9 companies, including Birdi, Pillar Technologies and Zembula. Investment focus areas include General Aviation, Apps and User Interface Design.

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    Portfolio Companies (9)

    IndustryStageWebsite
    1Birdi
    2Pillar Technologies
    3Zembula
    4Onfleet
    5Brilliant
    6LeadIQ
    7Stay Wanderful
    8Flow Labs
    9Headout
    Showing 19 of 9

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    Bill Stumphauzer - Sirius XM Satellite Radio | Angel Investor Profile | AngelBacked