Startup profile for Fusion I/O: what they do, why they are interesting, stage (acquired), industries, and links to our funding articles. Part of the Venture Capital Tracker startup directory.

Startup profile · funding coverage

Fusion I/O

Fusion-io pioneered PCIe flash storage for data centers (customers included Facebook and Apple) before its 2011 NYSE IPO and 2014 SanDisk acquisition.

Stage

acquired

Status

acquired

Coverage

full

Why Fusion I/O is interesting

Steve Wozniak as chief scientist helped sell flash-at-the-server to hyperscalers — the company defined the early PCIe SSD category before storage incumbents caught up.

Key facts

  • Series C (Apr 2010): $45M led by Meritech; NEA, Lightspeed, a16z participated (TechCrunch)
  • IPO (Jun 2011): NYSE: FIO at $19/share
  • Exit (2014): Acquired by SanDisk

Investors in our directory

Funds linked from Fusion I/O's profile — open a fund page for stage focus and related deal articles.

Industries

Generalist Technology

Industry hub pages are rolling out from our fund-derived baseline taxonomy.

Related funding articles

Venture Capital Tracker pieces that cover Fusion I/O's financing or category context.

Last updated: 2026-07-24