Sinai Capital Partners
Venture capitalPre-SeedβSeed Β· 3 people tracked
Investment thesis
Sinai Partners is an early-stage venture fund focused on backing builders and innovators developing transformative deep technologies. The firm invests in areas expected to shape the coming decades, including robotics, quantum technology, compute architecture, energy, internet-of-things, and biotech. Positioning itself as run by experienced technologists and operators, it aims to help founders navigate the challenges of bringing ideas to market. The firm emphasizes a global network of collaborative relationships with academics, accelerators, and domain experts, providing founders access to expertise while they concentrate on technical innovation. Its stated approach favors extraordinary, frontier ideas over the status quo.
Source: firm website, verified Aug 7, 2026.
Team Β· 3 people
from the firm's websiteWhat they invest in
from 13 of 23 portfolio companiesSaaS Γ6Enterprise Software Γ5Fintech Γ4AI & Machine Learning Γ3B2B Marketplaces Γ2Biotech Γ2Climate Tech Γ2Deep Tech Γ2
HQs:United StatesΓ8CanadaΓ1
Investments Β· 23 tracked
founders shown can be your intro path
Compass is a real estate brokerage that uses technology to help consumers find homes.
B2B MarketplacesEnterprise SoftwareMarketplacesPropTechSaaSManhattan, US
Robert Reffkin(Founder & CEO)Ori Allon(Founder & Chief Strategist)Brad Serwin(Executive Officer)Steven Sordello(Director)Allan Leinwand(Director)Josh McCarter(Director)
San Francisco, US
Evan Sharp(Executive Officer)Mike Yang(Executive Officer)Benjamin Silbermann(Executive Officer, Director, Promoter)Natalie Fair(Executive Officer)
BoardJeremy Levine(Director)Jeff Jordan(Director)
Anduril Industries is a defense technology company that builds autonomous systems and AI-powered software for the United States and allied militaries.
AI & Machine LearningDeep TechFintechGaming
C16 Biosciences produces high-value lipid ingredients using fermentation of naturally occurring microorganisms for manufacturers of beauty, personal care, home care, and food products.
BiotechCleantechClimate TechConsumerHealthtechNew MaterialsNew York City, US
Shara Ticku(Founder/CEO)inDavid Heller(Founder)inHarry McNamara(Founder)inAndrew Shumaker(He resigned as a Director effective November 20, 2018.)
Carta is a cloud-based ERP platform for private capital markets that manages cap tables, equity administration, fund management, and valuations for startups, private companies, and venture funds globally.
Enterprise SoftwareFintechSaaS<UNKNOWN>
Henry Ward(Co-founder)Manu Kumar(Co-founder)Charly Kevers(Chief Financial Officer)Jeff Perry(Chief Revenue Officer)Nick Avery(Chief People Officer)Nicole Baer(Chief Marketing Officer)
Esusu is an economic mobility platform that helps working families build credit and strengthen financial stability through rent payment reporting.
FintechImpact & Social GoodPropTech
Samir Goel(Executive Officer, Director)Wemimo Abbey(Executive Officer, Director)Robert C. Henning(Executive Officer)
Hippo is an online insurance marketplace that helps customers find and compare home insurance policies, auto insurance, and flood coverage from top-rated carriers through a streamlined quoting process.
B2B MarketplacesInsurTech
Varda industrializes low Earth orbit by manufacturing pharmaceuticals and other specialized products in space, then returning them to Earth via reusable reentry capsules.
BiotechDeep TechSpace TechEl Segundo, US
Will Bruey(Founder)Delian Asparouhov(Founder)
Rebellyous develops plant-based chicken nuggets and proprietary manufacturing systems designed to enable efficient, clean food production with improved working conditions.
Advanced ManufacturingClimate TechFoodTechHealthtechImpact & Social GoodSeattle, US
Christie Lagally(Founder/CEO)in
SkyWatch provides an API and platform for accessing, managing, and distributing geospatial and satellite data to commercial users.
Data & InfrastructureSaaSSpace TechWaterloo, CA
James Slifierz(Co-Founder and CEO)inDexter Jagula(Co-Founder and Head of Government Relations)in
Unqork provides a low-code/no-code platform that helps enterprises in financial services, insurance, and healthcare build and manage complex software systems with governance, security, and transparency.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaS
Gary Hoberman(Founder & CEO)Alex Schmelkin(Executive Officer)Bassam Chaptini(Executive Officer)David Sullivan(Executive Officer)
Frequently asked questions
- What stage does Sinai Capital Partners invest at?
- Sinai Capital Partners invests at the Pre-Seed, Seed stages.
- What sectors does Sinai Capital Partners focus on?
- Sinai Capital Partners focuses on Biotech, Deep Tech, Energy, Hardware, IoT, Media & Entertainment, Quantum Computing, Robotics, SaaS, Semiconductors.
- Does Sinai Capital Partners lead rounds?
- Sinai Capital Partners typically participates in rounds rather than leading them.
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