Startup profile for Apollo: latest funding, latest known valuation, total disclosed funding, investors, status, sources, and why the company is interesting. Part of the Venture Capital Tracker startup directory.

Startup profile · funding coverage

Apollo funding, valuation and investors

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

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Funding, valuation & investors

Answer-first snapshot

Latest funding

Series D

$130M · 2021

Latest known valuation

Not publicly disclosed

Total disclosed equity funding

$130M

Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.

Current status

private

growth · San Francisco, California

Investors in latest funding

Other: Andreessen Horowitz

Sources: latest funding: Series D (2021): $130M led by Insight Partners with a16z (Business Wire) Last verified: 2026-07-25

Overview

Apollo Graph Inc. builds Apollo GraphOS, a platform for designing, securing, and operating GraphQL APIs across microservices. The company originated from Meteor, an early JavaScript framework, and pivoted to become the leading commercial GraphQL toolchain for enterprise API federation.

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.

Product & use cases

Apollo Graph Inc.

  • Enterprise platform deployment for core workflows

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)

Funding history (newest first)

Series D

2021 $130M

Source: Series D (2021): $130M led by Insight Partners with a16z (Business Wire)

Series A

2012

Source: Series A (2012): a16z led Meteor origin round (a16z announcement)

Investors in our directory

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

Competitive landscape

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

Apollo competes in enterprise-saas, developer-tools. Incumbents have distribution; startup edge depends on product depth and buyer references. See competitors for specific tradeoffs — no invented market share claims.

  • Salesforce incumbent

    Enterprise platform incumbent.

  • Microsoft incumbent

    Platform bundling competitor.

  • Datadog adjacent

    Observability platform.

  • GitHub incumbent

    Developer platform incumbent.

Notable stories

  • Series D (2021): $130M led by Insight Partners with a16z (Business Wire)
  • Series A (2012): a16z led Meteor origin round (a16z announcement)

Industries

Enterprise SaaS Developer Tools

Related funding articles

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

FAQs about Apollo

Practical answers founders, operators, and investors typically search for.

Apollo Graph Inc.
Directory-linked investors include /fund/andreessen-horowitz, /fund/insight-partners.
growth stage, private status. Series D (2021): $130M led by Insight Partners with a16z (Business Wire)
Private as of July 2026 (status: private).
See fundraisingRounds for verified dates and disclosed amounts.
See competitors section — named alternatives with honest positioning notes.
Not publicly disclosed unless noted in highlights.
San Francisco, California

By Venture Capital Tracker

Last updated:

Editorial note: AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.