Sid Sijbrandij, Venture investor in the United States is an active investor based in United States. This profile covers what Sid Sijbrandij backs, at which stage, and how founders can reach out in 2026.
Sid Sijbrandij is Co-founder and Executive Chair of GitLab Inc. and GP at Open Core Ventures and Even One Ventures.
Sid Sijbrandij invests in SaaS & Enterprise and Artificial Intelligence, typically at Seed and Early Stage Venture.
- Investor type
- VC
- Stages
- SeedEarly Stage Venture
- Invests in
- SaaS & EnterpriseArtificial Intelligence
- Location
- United States
- Typical check
- $375K
How to reach Sid Sijbrandij
Angels and operators like Sid Sijbrandij reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
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About this profile
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Round Funded. "Sid Sijbrandij." Round Funded investor database, updated November 2, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/sid-sijbrandij
Frequently Asked Questions
Who is Sid Sijbrandij?
Sid Sijbrandij, Venture investor in the United States is an active investor based in United States. Sid Sijbrandij invests in SaaS & Enterprise and Artificial Intelligence, typically at Seed and Early Stage Venture.
What does Sid Sijbrandij invest in?
Sid Sijbrandij invests in SaaS & Enterprise and Artificial Intelligence, typically at Seed and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Sid Sijbrandij invest at?
Sid Sijbrandij typically invests at Seed and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Sid Sijbrandij's typical check size?
Sid Sijbrandij typically writes checks around $375K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.