Joint Effects
Venture capitalBoston
Investment thesis
Joint Effects backs companies transforming finance and essential services through emerging technologies, concentrating on fintech, deep tech, Web 3.0, and health technology. It prioritizes founders with strong founder-market fit and startups that have surpassed $1 million in annual recurring revenue. Collaboration is central to its approach: the firm co-invests and builds strategic alliances with a network of venture firms across the Northeast, Silicon Valley, Northern Europe, and beyond, giving portfolio companies access to additional capital and expertise. It seeks partnerships with visionary entrepreneurs who present ambitious ideas in a straightforward way.
Source: firm website, verified Aug 3, 2026.
What they invest in
from 10 of 29 portfolio companiesSaaS ×7AI & Machine Learning ×6Enterprise Software ×4Cybersecurity ×2Data & Infrastructure ×2Fintech ×2Marketplaces ×2Cloud Computing ×1
HQs:United States×6
Investments · 29 tracked
founders shown can be your intro pathArray Insights develops software for clinical trial optimization using federated learning and blockchain technologies, serving healthcare organizations and researchers seeking to improve medical collaboration and trial efficiency.
AI & Machine LearningData & InfrastructureDigital HealthHealthtech
Anne Kim(Co-Founder and CEO)in
PartnerTuomo Vuolteenaho· solo GP
Co-investorsAsset Management CompanyDorm RoomMozilla VenturesThe E14 FundTwo Lanterns Venture PartnersArgon Ventures
Authentic Vision provides mobile product authentication technology using a copy-proof Holographic Fingerprint and computer vision algorithms that let anyone verify products with a smartphone, along with real-time scan geolocation, analytics, and Digital Product Passport features.
AI & Machine LearningEnterprise SoftwareSaaS
PartnerTuomo Vuolteenaho· solo GP
Co-investorsDolby Family Ventures
Beamable provides backend infrastructure and tools for game developers, offering instant services for multiplayer/MMO, commerce, leaderboards, social features, and content with native Unity and Unreal SDKs.
Cloud ComputingDeveloper ToolsGamingBoston, US
PartnerTuomo Vuolteenaho· solo GP
Co-investorsAdvancit CapitalChain ReactionCompanyon VenturesGrandBanks CapitalREMUS CapitalBoston Seed Capital
Real-money gaming platform for safely running peer-to-peer contests with content, community, and payment tools.
PartnerTuomo Vuolteenaho· solo GP
Co-investorsVelvet Sea Ventures
BG Networks offers Aithra, an AI-powered tool that generates threat models and cybersecurity risk assessments from a system's documentation or block diagrams.
AI & Machine LearningCybersecurityMedical DevicesWeston, US
PartnerTuomo Vuolteenaho· solo GP
Co-investorsBoston Seed CapitalGutbrain Ventures
Finland-based provider of digital tools and payment solutions for beauty and wellness entrepreneurs across Europe.
PartnerTuomo Vuolteenaho· solo GP
Co-investorsSontek Ventures Oy
AI-powered personalization turning customer insights into better customer journeys through predictive, dynamic personalization.
PartnerTuomo Vuolteenaho· solo GP
Crypto game platform for winning, earning, and selling digital collectibles and NFTs.
PartnerTuomo Vuolteenaho· solo GP
Vertically integrated real asset investment platform modernizing mission-critical healthcare infrastructure.
PartnerTuomo Vuolteenaho· solo GP
CyberSaint offers CyberStrong, an AI-native platform that automates cybersecurity control assessments and quantifies cyber risk in financial terms for enterprises.
AI & Machine LearningCybersecurityEnterprise SoftwareSaaSBoston, US
JERRY LAYDEN(Executive Officer, Director)inROBERT FORMAN(Executive Officer, Director)JAN HAAS(Executive Officer)DAVID FURNEAUX(Executive Officer, Director)TIM MCSWEENEY(Director)
PartnerTuomo Vuolteenaho· solo GP
Co-investorsGutbrain VenturesRiverside Acceleration Capital
Leader in Automated Production Intelligence for industrial manufacturers.
PartnerTuomo Vuolteenaho· solo GP
Deep-tech company providing software-defined data center resources on demand, first with PCIe/CXL over photonics.
PartnerTuomo Vuolteenaho· solo GP
Develops and manufactures efficient air filtration systems for gas turbines, diesel engines, and compressors.
PartnerTuomo Vuolteenaho· solo GP
Intelligent mission control for life sciences laboratories, delivering hardware and software insights that accelerate innovation.
PartnerTuomo Vuolteenaho· solo GP
Inven provides AI-powered workflows for investment and consulting firms to automatically generate company materials such as market maps, financial profiles, and competitive landscapes from structured data.
AI & Machine LearningData & InfrastructureEnterprise SoftwareFintechSaaS
Tommi Kupiainen(Founder)in
PartnerTuomo Vuolteenaho· solo GP
Co-investorsLifeline VenturesVendep CapitalWave VenturesVentech
iRestify provides property cleaning and maintenance services combined with a real-time operations platform for property management companies overseeing multifamily and commercial buildings.
MarketplacesPropTechSaaSDallas, US
Charlotte Gummeson(President & Co-Founder)Karl Sowa(Chief Executive Officer and Director)Charlotte Gummesson(President and Director)Emi Quadri(Chief Financial Officer)
BoardJukka Heikka(Director)Maia Heymann(Director)in
PartnerTuomo Vuolteenaho· solo GP
Co-investorsConvergeGood News VenturesGutbrain VenturesBirchmere Ventures
Language IO offers an AI-powered real-time translation platform that plugs into existing customer support systems (CRM, browser) to let agents communicate with customers in 150+ languages.
AI & Machine LearningEnterprise SoftwareSaaS
PartnerTuomo Vuolteenaho· solo GP
Co-investorsCaruso VenturesGutbrain VenturesOmega Venture PartnersRaptor Group
Lunch offers an early-payment program that lets government vendors get same-day funds on invoices already approved by cities and counties, with each paid invoice reported to commercial credit bureaus to build the vendor's commercial credit profile.
FintechGovTechSaaS
PartnerTuomo Vuolteenaho· solo GP
Co-investorsFinancial Venture StudioMudita VentureNomad Venture Partners, LlcRestive VenturesEdovate Capital
Provides online retailers with AI-generated insights on merchandise returns to help reduce their root causes.
PartnerTuomo Vuolteenaho· solo GP
Building performance software using AI to diagnose and optimize building systems and HVAC in real estate.
PartnerTuomo Vuolteenaho· solo GP
PepTalk is a speaker bureau and booking platform that matches event organizers with keynote speakers and experts across formats such as keynotes, panels, workshops, podcasts, and executive briefings.
Future of WorkMarketplacesSaaSNew York, US
Lloyd Salmons(CEO)Ant Cauchi(COO)
PartnerTuomo Vuolteenaho· solo GP
Appraisal software for residential mortgages
Allston, US
William Denslow(Executive Officer, Director)Will Denslow(Founder)in
BoardPeter Blacklow(Director)inBarry Finegold(Executive Officer, Director)
PartnerTuomo Vuolteenaho· solo GP
Co-investorsAmerican Family VenturesBoston Seed CapitalCentana Growth PartnersEastward Capital PartnersGutbrain VenturesTamarisc Ventures+1 more
Provides homeowners cash for a share of their home's appreciation, enabling access to home equity without new debt.
PartnerTuomo Vuolteenaho· solo GP
Enriches and optimizes decision-making for teams, sports books, and fans.
PartnerTuomo Vuolteenaho· solo GP
AI-powered, mobile body composition scans for body health and fitness insights.
PartnerTuomo Vuolteenaho· solo GP
Rebuilding market liquidity by connecting borrowers and lenders on and off the blockchain.
PartnerTuomo Vuolteenaho· solo GP
Agile trucking fleet intelligence and management solutions for increased performance, automatic compliance, and improved safety.
PartnerTuomo Vuolteenaho· solo GP
Provides quick access to working capital for businesses based on cash flow and revenue with flexible terms.
PartnerTuomo Vuolteenaho· solo GP
Fintech creating social trading experiences that make stock trading social, educational, and accessible.
PartnerTuomo Vuolteenaho· solo GP
Co-investorsTBD AngelsSocial Leverage
Portfolio news
latest coverage across their companiesReggora · thesaasnews.com · Sep 8, 2025
Inven · arcticstartup.com · May 30, 2025
Frequently asked questions
- How many investments has Joint Effects made?
- Joint Effects has 29 tracked investments.
- What sectors does Joint Effects focus on?
- Joint Effects focuses on Crypto & Web3, Deep Tech, Fintech, Healthtech.
- Where is Joint Effects located?
- Joint Effects is headquartered in Boston, US.
- Who does Joint Effects co-invest with?
- Joint Effects most often shares deals with Gutbrain Ventures, Boston Seed Capital, Asset Management Company, among 32 tracked co-investors.
Images
Similar investors
Andreessen Horowitz (a16z) is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz, known for pioneering the platform model with a large team of operators supporting founders across stages.
.jpeg){kind=logo}
B Capital is a global investment firm backing early to late-stage technology innovators across technology, healthcare, and energy & resilience sectors.
Bessemer Venture Partners is a global venture capital firm that partners with entrepreneurs across enterprise, consumer, and healthcare sectors from early stages through growth.
Foundation Capital is an early-stage venture capital firm that commits to founders at the idea stage and maintains long-term relationships with portfolio companies through their growth journey.
Khosla Ventures is a venture capital firm that invests in early-stage companies focused on technology, mobile, and clean energy sectors, including biotechnology applications. The firm provides capital and strategic support to entrepreneurs developing breakthrough technologies across multiple markets.