Internet Service Providers · Boulder, CO · Founded 2007 · Privately Held (backing)
Provider of communications infrastructure intended to serve media and content companies, government agencies, healthcare, and large enterprises with wireless and wireline carriers. Zayo Group is based in Boulder, CO and was founded in 2007. Its last reported valuation was $8.4 billion in Feb 2020. It has raised $12.5 billion across 1 recorded round; the latest was an $8.4 billion buyout in Feb 2020.
Last reported valuation
$8.4B
Oct 2026
Priced at
—
Total raised
$12.5B
Last round
Buyout/LBO
Feb 2020
Cap table — not yet on record
Zayo Group's share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.
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