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Ridge Ventures

Venture CapitalSan Francisco, United States

Ridge Ventures is an early-stage venture capital firm investing in software and infrastructure companies. It was previously known as IDG Ventures USA.

1StartupFox story
Venture CapitalSector
Aug 2026Latest coverage

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Latest on Ridge Ventures

Funding
Horizon3 Raises $250 Million Series E at Over $2 Billion Valuation Led by NightDragon and NEA
4 AUG 2026 · 5 MIN READ

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Frequently Asked

What is Ridge Ventures?

Ridge Ventures is an early-stage venture capital firm investing in software and infrastructure companies. It was previously known as IDG Ventures USA.

What is the latest news on Ridge Ventures?

The most recent StartupFox coverage is “Horizon3 Raises $250 Million Series E at Over $2 Billion Valuation Led by NightDragon and NEA” (4 August 2026). All stories are listed on this page.