Startup profile for Apollo: 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

Apollo

GraphQL platform (Apollo GraphOS) for unified API development at enterprise scale.

Stage

growth

Status

private

Coverage

full

Why Apollo is interesting

Meteor.js spinout that became the de facto GraphQL infrastructure layer — powering API graphs at a large share of Fortune 500 engineering orgs.

Key facts

  • Series D (2021): $130M led by Insight Partners with a16z (Business Wire)
  • Series A (2012): a16z led Meteor origin round (a16z announcement)
  • Product: Apollo GraphOS for federated GraphQL APIs; widely adopted in enterprise engineering (Apollo site)
  • Co-investors not in VCT directory: Insight Partners (see /fund/insight-partners)

Investors in our directory

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

Industries

Enterprise SaaS Developer Tools

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

Related funding articles

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

FAQs about Apollo

Funding context and why this company shows up in venture coverage.

Apollo builds GraphOS, a platform for designing, securing, and operating federated GraphQL APIs — helping enterprises unify data access across microservices with a single API graph.
Directory-linked investors include Andreessen Horowitz (/fund/andreessen-horowitz), which led the original Meteor round, and Insight Partners (/fund/insight-partners), which led the $130M Series D.
Apollo raised a $130M Series D in 2021 led by Insight Partners and remains a late-stage private company.
GraphQL adoption in enterprises created complexity managing schemas across services. Apollo's federation model and GraphOS platform became the standard toolchain for production GraphQL at scale.
No — Apollo Graph Inc. remains a private company as of July 2026.

Last updated: 2026-07-24