# North Sound Ventures > North Sound Ventures is a VC fund backing Health Care and Artificial Intelligence. See 5 investments, check sizes, portfolio. Updated Aug 2026. - Type: VC Fund - Total investments: 5 - Last investment: Apr 2021 - Lead investor: 40% - Last updated: Aug 2026 North Sound Ventures is a VC fund focused on Health Care and Artificial Intelligence. North Sound Ventures ## Investment focus ### Industry | Industry | Investments | Share | | --- | --- | --- | | Health Care | 3 | 60% | | Artificial Intelligence | 2 | 40% | | mHealth | 1 | 20% | | Software | 1 | 20% | | Wellness | 1 | 20% | 18 industries tracked in total. ### Stage | Stage | Investments | Share | | --- | --- | --- | | Series B | 3 | 60% | | Seed | 1 | 20% | ## Investments | Company | Description | Amount | Stage | Date | Website | | --- | --- | --- | --- | --- | --- | | Virtualitics | Our patented technology is based on over 11 years of research at the California Institute of Technology and NASA/JPL and supported by a talented team of data scientists, designers and engineers with several hundred publications in the field of artificial intelligence and data visualization. Powered by a suite of AI-enabled products,Virtualitics provides a rapidly deployable end-to-end solution that quickly preprocesses and fuses data sources, builds predictive AI models, and leverages our best-in-class data analytics and visualization platform for exploration and collaboration in either desktop or virtual reality. | $18.1M | Series B | Apr 14, 2021 | | | Virtualitics | Our patented technology is based on over 11 years of research at the California Institute of Technology and NASA/JPL and supported by a talented team of data scientists, designers and engineers with several hundred publications in the field of artificial intelligence and data visualization. Powered by a suite of AI-enabled products,Virtualitics provides a rapidly deployable end-to-end solution that quickly preprocesses and fuses data sources, builds predictive AI models, and leverages our best-in-class data analytics and visualization platform for exploration and collaboration in either desktop or virtual reality. | $18.1M | Series B | Apr 14, 2021 | | | Iridia | Iridia is a nanotechnology company that specializes in biochemistry, molecular biology, and DNA. develop the world’s first commercially-attractive, DNA-based data storage solution. It combines DNA polymer synthesis technology, electronic nano-switches, and semiconductor fabrication technologies, Iridia is developing a highly-parallel format toenable an array of nanomodules with the potential to store data at exceptionally high density.The company was founded in 2016 and headquartered in California, United States. | $24M | Series B | Mar 16, 2021 | | | IsoPlexis | IsoPlexis is a life science technology company developing a single-cell detection system that identifies a wide range of patient immune responses at the single-cell level. Its platform can assess the safety and efficacy of therapeutics and monitor disease progression, enabling improved therapeutic development, and informing physician decisions.The company was founded in 2013 and is headquartered in Branford, Connecticut. | $13.5M | Series B | Sep 25, 2017 | | | Spring Health | Spring Health is a global mental health company built on one AI-native platform so care follows individuals across every job, move, health plan, and life stage. Independently validated by JAMA Network Open and the Validation Institute, with 92% of members reliably improved or recovered from depression or anxiety and employers seeing a 52%reduction in total mental health claims costs, Spring Health provides personalized lifelong mental health support across self-guided tools, coaching, therapy, medication management, and specialty care. More than 170 million people worldwide have access to Spring Health, which is trusted by leading employers, health plans, and channel partners, including Highmark, Target, The Coca-Cola Company, BlackRock, Microsoft, Pfizer, and Wawa. | $1.5M | Seed | Apr 10, 2017 | | 5 of 5 investments shown. ## Co-investors - [Centricus](https://shizune.co/investors/profile/centricus) — VC Fund, 2 deals together - [The Venture Reality Fund/VRF](https://shizune.co/investors/profile/venture-reality-fund) — VC Fund, 2 deals together - [AlleyCorp](https://shizune.co/investors/profile/alleycorp) — VC Fund, 1 deal together - [ATEM Capital Fund LP](https://shizune.co/investors/profile/atem-capital) — VC Fund, 1 deal together - [Ironwood Capital](https://shizune.co/investors/profile/ironwood-capital) — VC Fund, 1 deal together - [JSR](https://shizune.co/investors/profile/jsr-corp) — VC Fund, 1 deal together ## Similar investors ### Similar stage - [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund - [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund - [FJ Labs](https://shizune.co/investors/profile/fj-labs) — VC Fund ## FAQ ### What does North Sound Ventures invest in? North Sound Ventures invests primarily in Health Care, Artificial Intelligence and mHealth startups, most often at Series B and Seed stage. Most of the 5 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio. ### When did North Sound Ventures last invest? The most recent investment recorded for North Sound Ventures closed in Apr 2021. Shizune tracks 5 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly. ### Is Shizune's investor data accurate? Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page. # About Shizune Shizune.co is an investor database. 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