Sonia Steinway
Venture investor in San Diego County
San Diego County, California
Sonia Steinway, Venture investor in San Diego County is an active investor based in San Diego County, California. This profile covers what Sonia Steinway backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCInvestment BankInvestor
- Stages
- Pre SeedSeed
- Invests in
- Artificial IntelligenceFintechPaymentsLending & CreditSaaS & EnterpriseConsumer & RetailE-commerce & D2CClimate & Energy
- Location
- San Diego County, California
- Typical check
- $150K
- Past investments
- 1
Notable investments
JPMorgan Chase & Co.How to reach Sonia Steinway
Angels and operators like Sonia Steinway 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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Cite this page
Round Funded. "Sonia Steinway." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/sonia-steinway
Frequently Asked Questions
What does Sonia Steinway invest in?
Sonia Steinway invests in Artificial Intelligence, Fintech, Payments and Lending & Credit, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Sonia Steinway invest at?
Sonia Steinway typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Sonia Steinway's typical check size?
Sonia Steinway typically writes checks around $150K. 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.