Thirdstream Partners
San Mateo Β· SeedβLate Stage
Investment thesis
Third Stream Partners believes technology and financial economics can jointly deliver structurally superior outcomes by reducing costs, enhancing transparency, and broadening market access. The firm invests in companies that reshape financial intermediation and markets through software and novel market design, with a focus on improving household and institutional financial outcomes, expanding credit and capital market access, enhancing data-driven decision-making and risk management, modernizing financial infrastructure including payments and blockchain-enabled systems, and advancing climate solutions through market-based mechanisms.
Source: firm website, verified Jul 21, 2026.
What they invest in
from 11 of 96 portfolio companiesFintech Γ11Crypto & Web3 Γ4Enterprise Software Γ4Data & Infrastructure Γ2Marketplaces Γ2PropTech Γ2AI & Machine Learning Γ1Climate Tech Γ1
HQs:United StatesΓ6IsraelΓ1SingaporeΓ1
Investments Β· showing 60 of 96
founders shown can be your intro pathInvestment engine and digital platform for financial advisors
Innovative outcome-driven investment solutions
Aggregation and analytics software for financial services
Portfolio risk analytics and technology
Modern infrastructure for personal loans and consumer finance
Platform for workplace giving, volunteerism, and grants
Advancing climate impact through carbon market innovation
Hyper-local, AI-powered climate insights for enterprises
Roofstock is a digital platform that enables individual and institutional investors to acquire and manage single-family rental homes using proprietary data analytics and local market expertise across the U.S. residential market.
FintechMarketplacesPropTech<UNKNOWN>, US
Unknown
Deception detection analysis of financial communications
Tech-enabled education finance in Southeast Asia
Personalized, tax-smart investing for advisors and institutions
Figure is a lending platform that offers residential and commercial loan products including home equity lines of credit, cash-out refinances, DSCR loans, and crypto-backed loans for borrowers.
AI & Machine LearningCrypto & Web3FintechCharlotte, US
Mike Cagney(Co-Founder, Executive Chairman)inJune Ou(Co-Founder, Advisor, Board Member)in
On-chain infrastructure for tokenized capital markets
Modernizing consumer credit and capital markets using blockchain technology
Figure Certificate Company issues unsecured certificates backed by debt securities, serving investors seeking fixed-income products in the financial services sector.
Crypto & Web3FintechMarketplaces
Mike Cagney(Co-founder and CEO)
Real-world data verification for the tokenized economy
Precision property insurance that motivates risk mitigation
Capital solutions for sustainable energy and resource tech
Europe's largest provider of white-label ETFs and ETCs
Digital tools for financial advisor outreach
Platform for customized proxy voting
Boost MBS investment and trading performance
Compliance-first technology for surcharge enablement
Jiko provides banking infrastructure for corporate cash management backed by U.S. Treasury bills, enabling liquidity, settlement, and custody without lending or balance sheet risk. The platform serves institutional clients, digital asset companies, and treasurers seeking alternatives to traditional bank deposits and money market funds.
Data & InfrastructureEnterprise SoftwareFintech<UNKNOWN>, US
Rebuilding transaction banking on U.S. Treasuries
A simple and clear picture of your finances
Semantic search powered marketplace for investing
Cash management for individuals, advisors, and businesses
Making mortgage lending simpler and more accessible
Maxwell provides software solutions for mortgage lenders, including point-of-sale, loan fulfillment, and due diligence tools designed for small to midsize community lenders.
Enterprise SoftwareFintechPropTechSaaSDenver, US
Evan Einhorn(President & Founder)John Paasonen(Co-founder & CEO)Rutul Dave(Co-Founder / CTO)
Automated online investment management in Japan
End-to-end platform for residential investment properties
Bitcoin financial services and infrastructure
Nuva Labs provides tokenization and management infrastructure for digital assets using blockchain technology, serving institutions and fintechs seeking to create and distribute tokenized assets across multiple platforms.
Fintech
Tokenize, manage, and distribute digital assets
NYDIG combines bitcoin mining operations with financial infrastructure services, leveraging low-cost energy from its parent company Stone Ridge's natural gas assets. The company serves institutional and retail participants seeking exposure to bitcoin and financial services aligned with the modern economy.
Crypto & Web3EnergyFintechInsurTechNew York, US
Ross Stevens(Founder and Executive Chairman)Tejas Shah(CEO)
Institutional investment and trading platform for crypto-assets
Frequently asked questions
- What stage does Thirdstream Partners invest at?
- Thirdstream Partners invests at the Seed, Series A, Series B, Series C, Growth, Late Stage stages.
- What sectors does Thirdstream Partners focus on?
- Thirdstream Partners focuses on Climate Tech, Data & Infrastructure, Fintech.
- Where is Thirdstream Partners located?
- Thirdstream Partners is headquartered in San Mateo, US.
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