Sidney Castro, Corporate VC investor in So Paulo is an active investor based in São Paulo, São Paulo. This profile covers what Sidney Castro backs, at which stage, and how founders can reach out in 2026.
Sidney Castro is an Investment Manager at Valetec Capital, focusing on corporate venture capital.
Sidney Castro invests in SaaS & Enterprise, typically at Early Stage Venture.
- Investor type
- Corporate VC
- Stages
- Early Stage Venture
- Invests in
- SaaS & Enterprise
- Location
- São Paulo, São Paulo
- Typical check
- $500K
How to reach Sidney Castro
Angels and operators like Sidney Castro 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.
Reach active investors like this one
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Sidney Castro." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/sidney-castro
Frequently Asked Questions
Who is Sidney Castro?
Sidney Castro, Corporate VC investor in So Paulo is an active investor based in São Paulo, São Paulo. Sidney Castro invests in SaaS & Enterprise, typically at Early Stage Venture.
What does Sidney Castro invest in?
Sidney Castro invests in SaaS & Enterprise, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Sidney Castro invest at?
Sidney Castro typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Sidney Castro's typical check size?
Sidney Castro typically writes checks around $500K. 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.