Sim Blaustein
Founding Partner at 1745 Ventures
New York City, New York
Sim Blaustein, Founding Partner at 1745 Ventures is an active investor based in New York City, New York. This profile covers what Sim Blaustein backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPECorporate VCFinance OperatorInvestor
- Stages
- Early Stage VentureSeries ASeries B
- Invests in
- Consumer & RetailMedia & ContentFintechSaaS & EnterpriseHealthcare & BiotechMobility & Logistics
- Location
- New York City, New York
- Typical check
- $1M
- Past investments
- 80
Notable investments
Acorns
The Mighty
Beep
Clique Media GroupArt19
Mindshow
FloSports
ZergNetPodsights
Satago
Panjo
boostrHow to reach Sim Blaustein
Angels and operators like Sim Blaustein 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. "Sim Blaustein." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/sim-blaustein
Frequently Asked Questions
What does Sim Blaustein invest in?
Sim Blaustein invests in Consumer & Retail, Media & Content, Fintech and SaaS & Enterprise, typically at Early Stage Venture, Series A and Series B. Match your sector and stage, then reach out with a personalized pitch.
What stage does Sim Blaustein invest at?
Sim Blaustein typically invests at Early Stage Venture, Series A and Series B. Lead with traction that fits the stage when you reach out.
What is Sim Blaustein's typical check size?
Sim Blaustein typically writes checks around $1M. 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.