Investors
List of the current and past investors into XM Satellite Radio Holdings Inc with their respective financial instruments.| Investor | Profile | Country | Phone | Round | |||
|---|---|---|---|---|---|---|---|
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Columbia Capital LLC | Venture capital firm focused on enterprise technology, digital infrastructure, and mobility. | United States | +1 (781) 290-2240 | N/A | ||
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Madison Dearborn Partners LLC | United States | +1 (312) 895-1000 | N/A | |||
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VentureHouse Group LLC | United States | N/A |