Sophia Kier
Principal at Nine Four Ventures
New York City, New York
Sophia Kier, Principal at Nine Four Ventures is an active investor based in New York City, New York. This profile covers what Sophia Kier backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPEInvestor
- Stages
- Early Stage VentureSeedSeries A
- Invests in
- PropTech & Real EstateMarketplaceTravel & Hospitality
- Location
- New York City, New York
- Typical check
- $500K
- Past investments
- 12
Notable investments
OpenSpace
Bowery Valuation
AgentSync
Angel InvestorStay Alfred
SmartRentFirstBeyondHQ
Built Technologies
Bungalow
Branch
SteadilyHow to reach Sophia Kier
Angels and operators like Sophia Kier 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.
Connect with Sophia Kier
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.
Frequently Asked Questions
What does Sophia Kier invest in?
Sophia Kier invests in PropTech & Real Estate, Marketplace and Travel & Hospitality, typically at Early Stage Venture, Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Sophia Kier invest at?
Sophia Kier typically invests at Early Stage Venture, Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Sophia Kier's typical check size?
Sophia Kier typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do I contact Sophia Kier?
Unlock Sophia Kier's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.
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.