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

Startup profile · funding coverage

Lookout

Mobile security platform protecting smartphones from malware, loss, and enterprise threats.

Stage

growth

Status

private

Coverage

full

Why Lookout is interesting

Lookout was an early mobile-security category leader — a16z led its $40M Series D in 2011 and stayed in through the $150M Series F as mobile became the primary computing surface.

Key facts

  • Series D (Sep 2011): $40M led by a16z; Khosla, Index, Accel participated (a16z announcement)
  • Series E (2013): Greylock joined syndicate; Series F (2014): $150M with T. Rowe Price lead (Lookout press)
  • Co-investors: Khosla Ventures, Index Ventures, Greylock added; Accel/T. Rowe not in VCT directory (sources reviewed 2026-07-24)

Investors in our directory

Funds linked from Lookout's profile — open a fund page for stage focus and related deal articles.

Industries

Cybersecurity Enterprise SaaS

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

Related funding articles

Venture Capital Tracker pieces that cover Lookout's financing or category context.

Last updated: 2026-07-24