Joint Effects

Joint Effects is a venture capital firm established in 2022 and headquartered in Boston, Massachusetts. The firm focuses on investing in innovative sectors, specifically fintech, deep tech, web3, and health technology. By targeting these dynamic industries, Joint Effects aims to support and foster the growth of emerging companies that are poised to transform their respective markets.

Tuomo Vuolteenaho Ph.D

Co-Founder

12 past transactions

Ever

Seed Round in 2024
Ever is an automotive technology and household electrification company. Its online platform, evercars.com, provides consumers and small businesses with the best way to buy and sell electric cars in the US.

Language I/O

Venture Round in 2024
Language I/O develops software that enables customer support teams to communicate with customers in any language. The platform combines human and machine translation to automatically translate support content—including questions, emails, chats, articles, and social media interactions—across 150 languages. It offers a machine translation optimizer that handles complex user‑generated text such as jargon, slang, abbreviations, and misspellings. The solution integrates seamlessly with major customer relationship management systems and provides an API for custom deployments. Support agents can choose to use professional linguists, the optimizer, or a hybrid approach, allowing monolingual agents to engage customers in real‑time conversations in multiple languages.

Trident Digital

Seed Round in 2023
Trident Digital is a financial platform focused on enhancing market liquidity through a next-generation digital asset service. The company addresses key issues related to access, security, and capital efficiency in the digital asset space. By facilitating connections between lenders and borrowers, Trident Digital enables transparent transactions without dependence on a central counterparty. Its offerings include crypto boutique advisory, treasury management, and decentralized finance (DeFi) solutions, all designed to minimize counterparty exposure and enhance security, while addressing capital constraints in the market.

Language I/O

Series A in 2023
Language I/O develops software that enables customer support teams to communicate with customers in any language. The platform combines human and machine translation to automatically translate support content—including questions, emails, chats, articles, and social media interactions—across 150 languages. It offers a machine translation optimizer that handles complex user‑generated text such as jargon, slang, abbreviations, and misspellings. The solution integrates seamlessly with major customer relationship management systems and provides an API for custom deployments. Support agents can choose to use professional linguists, the optimizer, or a hybrid approach, allowing monolingual agents to engage customers in real‑time conversations in multiple languages.

Datanomix

Venture Round in 2023
Datanomix, Inc. is a software company based in Nashua, New Hampshire, established in 2015. It specializes in providing a machine data analytics platform that delivers real-time insights into manufacturing productivity for industrial manufacturers. The company's software integrates machine data streams, extending its functionality beyond conventional data visualization and process productivity tools. This allows manufacturers of all sizes to access advanced decision-making resources, thereby enhancing their production efficiency, performance, and profitability. By focusing on production intelligence, Datanomix aims to support the next generation of manufacturing environments.

BG Networks

Seed Round in 2023
BG Networks is an IoT cybersecurity software company focused on enabling security across connected devices. It provides low-code automation tools to add tailored security for automotive, industrial, consumer, and healthcare applications. The company's Security Automation Tool helps engineers quickly improve security and shorten development cycles while leveraging in-silicon security features. By removing barriers for embedded engineers, BG Networks makes robust cybersecurity attainable in applications even for developers without a cybersecurity background, enabling them to implement complex security protocols that protect against adversaries. The company emphasizes easy-to-use tooling that accelerates secure product development and reduces time-to-market for IoT devices.

Authentic Vision

Series C in 2023
Authentic Vision GmbH is a company specializing in anti-counterfeiting and authentication technologies aimed at safeguarding investments in product innovation, brand value, and reputation. Founded in 2012 and headquartered in Salzburg, Austria, with an additional office in Saratoga, California, the company offers a unique solution that includes a patented label technology combining QR code features with holographic security aspects. Its flagship product, the CheckifReal application, allows users to visually distinguish between authentic and counterfeit labels. Additionally, Authentic Vision provides services for customer communication, client label management, and business intelligence. The company holds multiple patents and collaborates closely with universities and leading security printing firms to remain at the forefront of advancements in brand protection and consumer engagement solutions.

Splitero

Series A in 2023
Splitero offers homeowners an alternative way to access their home equity. Its platform provides a lump sum of cash in exchange for a share of the property's future value changes, allowing homeowners to unlock funds without taking on new debt or monthly payments.

Array Insights

Venture Round in 2022
Array Insights is an IT firm focused on developing artificial intelligence-driven solutions aimed at managing patient and caregiver narratives. The company offers a clinical data registry platform that enables the secure sharing of sensitive healthcare data while maintaining ownership and compliance. By employing advanced encryption techniques, Array Insights connects data algorithms to facilitate the analysis and training of AI models without compromising security or privacy. This platform allows hospitals and healthcare providers to effectively control, track, and trace patient information, thereby enhancing research capabilities and accelerating the pace of innovation in the healthcare sector. Founded in 2017 and based in Cambridge, Massachusetts, Array Insights is dedicated to improving data accessibility while safeguarding proprietary and sensitive information.

Book Salon

Venture Round in 2022
Book Salon is a Fintech startup offering digital tools for hair, beauty, and wellness businesses. Its platform enables automated payment processing, online appointment booking, customer registration, employee shift management, and price list management.

Inven

Inven is an AI company that develops B2B SaaS solutions for M&A, private equity, and management consulting professionals. Its platform uses advanced artificial intelligence and machine learning to analyze vast amounts of unstructured data at scale, enabling market intelligence and the discovery of high-potential private companies. By aggregating data from millions of sources, the platform surfaces relevant investment and acquisition targets through tools such as natural language search, data enrichment, and predictive signals.

Sentora

Sentora is a technology company that specializes in developing institutional-grade solutions for decentralized finance (DeFi) and real-world asset (RWA) management. Its platform enables financial institutions to securely and efficiently manage digital assets, offering tools for risk management, structured lending, treasury optimization, and stablecoin adoption. The platform aims to provide enhanced security, scalability, and compliance, facilitating these institutions' access to DeFi markets.
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