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The Venture Codex

J-Impact

831 Corvallis Drive, Sunnyvale, CA, 94087, United States

Overview

Empowering the companies that solve the world's biggest challenges using the world's best technology

Total investments
5
Lead investments
0
Investments · 12mo
1
Active investors
2
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Investment portfolio

  • Voltify

    Participated · Seed · Mar 2026

    Voltify develops in-motion charging technology for rail systems, positioning itself as the "Tesla of rail." The company targets the $11 billion diesel market by enabling electrified charging for trains and other rail vehicles while in operation. Voltify plans to deploy its charging systems across rail networks to reduce diesel use and upgrade energy infrastructure. The article notes the company is Israeli but does not provide a founding year. Financially, the company announced a $30 million Seed round to support technology advancement and operational expansion. No revenue, user metrics, or prior funding details were disclosed in the article.

  • Converge

    Participated · Equity · May 2025

    Converge builds AI-powered concrete management and decarbonisation technologies that combine proprietary sensor data and advanced software to optimise concrete usage and lower embodied carbon. Its flagship platform, ConcreteDNA, integrates predictive AI models, sensor-based monitoring, and real-time data management to track and simulate concrete performance and optimise mix designs. The company says its tools help contractors make faster, data-driven decisions, reduce waste, and minimise resource inefficiencies. Converge highlights that concrete production accounts for roughly 8% of global CO₂ emissions and positions its technology to tackle that challenge. The company plans to use new funding to rapidly develop and scale its generative and predictive AI models globally. Converge’s mission is to enable the construction sector to build a net-zero future more efficiently through AI, sensors, and data.

  • Found Energy

    Participated · Seed · Apr 2024

    Found Energy commercializes a catalyst and process that rapidly reacts water with aluminum to produce steam, hydrogen and recoverable heat via a fractal exfoliation reaction. The process yields about 8.6 megawatt-hours of recoverable energy per metric ton of aluminum and can provide industrial heat across a wide temperature range (roughly 80°C to 1,000°C). The catalyst is recoverable and the residual powder is aluminum trihydrate, which can be filtered from contaminants and resmelted into metallic aluminum. Using scrap aluminum as feedstock is carbon negative, per the company, and Found Energy targets industrial-heat applications such as aluminum smelters while also exploring marine shipping and long-haul trucking as potential markets. The company’s technology traces to research at NASA’s Jet Propulsion Laboratory led by co-founder and CEO Peter Godart, whose IP moved to MIT during his doctorate. Found Energy recently completed an oversubscribed $12 million seed round.

  • Joylux

    Participated · Series A · Nov 2022

    Joylux develops app-enabled at-home vaginal health devices (vFit and vSculpt), accessories and digital content that target Genitourinary Syndrome of Menopause (GSM) using patented, clinically-validated red-light LED and gentle heat technology. The company app-enabled its devices in 2021 to deliver personalized treatment plans, educational content, and community features. Its products are carried by over 1,000 medical professionals and retail partners and sold in more than 10 countries, including placements with Saks.com, Goop, and Neiman Marcus. Joylux says the technology rebuilds collagen and elastin and increases blood flow in vaginal tissue, producing improvements in GSM symptoms in under eight weeks. The business is pursuing international expansion through a co-brand and private-label partnership with Essity to enter Latin America and Europe and plans to hire key personnel to accelerate growth. The company closed an oversubscribed Series A and will use the funding to expand its product platform and app features. Joylux develops at-home wellness devices focused on women's sexual health. Its flagship product, the vFit, launched a little over a year ago and uses red light therapy, heat and sonic vibration to help restore healthy sexual function. The device can be used on its own or alongside in-office treatments and is currently in about 200 physicians' offices and sold through some retailers, including Goop. The company follows a physician-driven retail model similar to Sonicare or Clarisonic and plans to use new funding to bolster its sales team and scale operations. Joylux has 12 employees and aims to grow to 20 by the end of 2019. It is also pursuing FDA approval for vSculpt, a device to treat incontinence and vaginal atrophy, which is already approved as a medical device in Canada and Europe. Joylux develops and markets the vSculpt home-use intravaginal products, led by CEO and founder Colette Courtion. Its devices use patent-pending light technology and include vSculpt and vSculpt PRO. The company recently received OTC medical device approvals from Health Canada, Europe’s CE Medical Mark, and Australia’s TGA for treatment of stress urinary incontinence and vaginal dryness. Joylux has completed a global launch of vSculpt with market-leading distributors in Canada, the UK, Germany, Switzerland, Australia and others. The new capital will fund the U.S. launch of vFit and vFit+ consumer wellness products. Funds will also support continued global sales and marketing expansion of vSculpt and accelerate product development in the emerging pelvic floor health category. Joylux develops the vSculpt, a sonic-powered pelvic‑floor device that uses vibrations to induce repeated muscle contractions as an alternative to manual Kegel exercises. The device is available for pre-order at $345 and features nine LEDs for perineal heating, three therapy modes, and six sonic vibration modes. vSculpt is not yet on sale, and the company says the product launch is the near-term focus. Joylux’s founder Colette Courtion leads a female executive team that includes Program Director Sophia Sanchez and CRO Steve Traplin. The company estimates about three million U.S. women suffer pelvic‑floor weakening and positions its products to address that large unmet need. Joylux also says it has a pipeline of additional women’s‑health products in development and aims to become a consumer‑health platform in the space. Joylux is a Seattle-based consumer health and wellness company that creates LED-based therapeutic products. Its first product, vSculpt, is a home-use medical device designed to address pelvic floor disorders affecting millions of women. The company closed a $3M seed funding round from unnamed private investors to support product development. Joylux intends to use the funds to develop therapeutic LED products and capitalize on the home-use device market, with vSculpt slated to launch in winter 2015. Company leadership includes founder and CEO Colette Courtion, CTO Dr. Nicolas Loebel, Chief Medical Officer Dr. Roger Andersen, and newly added Chief Revenue Officer Steve Traplin. An advisory board was also named, featuring Loebel and Andersen alongside Ken Pilcher and Adam Diamond.

  • Epic Cleantec

    Participated · Equity · Dec 2021

    Epic Cleantec develops the OneWater system, an onsite water treatment platform that can recycle up to 95% of a building’s wastewater for non‑potable uses such as toilet flushing, irrigation, cooling towers, and clothes washing. The company has deployed building‑scale projects including Salesforce Tower (operating the largest onsite blackwater system in a U.S. commercial building, saving up to 7.8 million gallons per year), the Waldorf Astoria Beverly Hills, and Related California’s Fifteen Fifty, and has planned deployments like Kuilei Place in Honolulu and the Campus at Horton (projected to recycle 7.5 million gallons annually). Epic is expanding deployment into high‑rises and broader national portfolios as cities adopt onsite reuse regulations and seek resilience against water scarcity. The company is based in San Francisco with offices in San Diego, Austin, Las Vegas, and Scottsdale, and has presented at forums including the World Economic Forum, the U.N. Water Conference, APEC, and the White House. Epic positions its technology to lower potable water demand and utility costs for building owners while advancing product development and scaling operations. The firm serves a growing roster of real estate and corporate clients and has been recognized by Fast Company, TIME, Inc., and major media outlets. Epic Cleantec deploys onsite water treatment systems that capture and purify building wastewater for non-potable applications such as toilet flushing, irrigation, cooling towers, and laundry. Its systems can enable a building to reuse up to 95% of its water and can incorporate resource recovery features that produce carbon-rich soil amendments and reuse wastewater heat. The company says its technology lowers costs for building owners, eases strain on municipal utilities, and strengthens sustainability and resiliency efforts. Epic was born out of initial work with the Bill and Melinda Gates Foundation's Reinvent the Toilet Challenge and is trusted by real estate players including Crescent Heights, Westbank Corporation, and Related California. In the last 18 months Epic has signed several major contracts and expanded partnerships across the real estate sector. The company recently closed a $9.4 million financing and plans to use the proceeds to expand geographically and deepen its portfolio of technology offerings. Epic CleanTec develops decentralized onsite wastewater treatment and reuse systems that convert building wastewater into natural, carbon-rich soil amendments and water that can be purified and reused onsite for non-potable applications. The company is led by co-founder and CEO Aaron Tartakovsky. After 18 months of testing at Stanford University, Epic completed its first building installation at the 754-unit NEMA apartment complex in downtown San Francisco. Its systems have been included in the designs for several planned high-rise development projects across the West Coast, with the first scheduled to come online at the end of 2020. Epic raised $2.6M in seed funding and intends to use the proceeds to increase customer acquisition, expand its team, and strengthen its position as a market leader in onsite water reuse.

Team