/Investor DB

J-Impact — Full Portfolio

16 tracked investments · listed companies and verified rows first

Alpaca Healthalpacahealth.ioin

Alpaca Health connects families of children with developmental differences to a network of independent ABA (Applied Behavior Analysis) therapy providers for in-home, school, or virtual sessions.

Digital HealthHealthtech

Bao Van(Founder)in

Co-investorsAdverb VenturesTau Ventures

Converge - companyconverge.ioin

CURE provides real-time monitoring of concrete curing, strength, and thermal performance using embedded and reusable sensors, paired with the ConcreteDNA app for tracking pours and AI-based curing predictions.

Advanced ManufacturingAI & Machine LearningConstruction TechIoTLondon, GB

Raph Scheps(CEO)inGideon Farrell(CTO)inRaphael Scheps(Founder)in

Co-investorsCambridge Angels groupClimate InvestmentEMV CapitalEntrepreneur FirstMartlet Capital

Epic Cleantecepiccleantec.comin𝕏

Epic Cleantec develops modular water reuse systems for buildings to recycle onsite wastewater in sustainable construction projects.

Circular EconomyCleantechClimate TechConstruction TechPropTech

Aaron Tartakovsky(Founder)in

Co-investorsEcho River CapitalJ-VenturesCoinbase Ventures

Found Energyfound.energyin

Found Energy develops rechargeable metal fuels, specifically aluminum-based fuels, for industrial applications that cannot be reached by electrification, offering cost-parity alternatives to fossil fuels for heat and power generation.

CleantechClimate TechEnergyBoston, US

Peter Godart(Executive Officer, Director)in

BoardTulay Farra(Director)Gadi Ruschin(Director)

Co-investorsAutodesk FoundationCollaborative FundGiTV, Inc.Good Growth CapitalSur VenturesKOMPAS VC+1 more

GrayMatters Healthgraymatters.healthin

GrayMatters Health develops Prism, an interventional psychiatry suite that uses fMRI-informed EEG digital biomarkers and self-neuromodulation to help patients regulate brain activity linked to conditions such as PTSD and depression.

Digital HealthMedical DevicesMental Health

Co-investorsJ-VenturesJoyance Partners

Groundwork BioAggroundworkbioag.comin𝕏

Groundwork BioAg makes Rootella, a mycorrhizal soil inoculant that farmers apply to their fields, and runs the Rootella Carbon Program that lets growers earn carbon-credit income while improving soil health.

AgTechBiotechClimate Tech

Co-investorsClimate Innovation CapitalMiddleland CapitalB3 HoldingBridges Fund Management Ltd.Ibex InvestorsMoreVC

Journey Livejourney.livein

Journey is an Employee Assistance Program (EAP) that combines predictive analytics, personalized outreach, and a clinical network — powered by its Journey Signal AI engine — to detect employee mental health risk early and provide proactive care.

AI & Machine LearningEnterprise SoftwareHR TechMental HealthNew York, US

Stephen Sokoler(Founder & CEO)inSue Zbikowski(Chief Clinical Officer)in

BoardBrendan Dickinson(Director)inJoshua Siegel(Director)

Co-investors37 AngelsBetaworksCanaan PartnersCity LightCourtside VenturesHealthtech Capital+8 more

Joyluxjoylux.com𝕏Sep 2024

Joylux develops a line of consumer products focused on women's intimate and pelvic floor health, created with input from an Ob-Gyn to address changes women experience post-delivery and with age.

Direct to ConsumerFemTechWellness & FitnessSeattle, US

Colette Courtion(Founder)inRobert Cross(Director)Richard Boxer(Director)Peter Weiss(Executive Officer)

Co-investorsCentral Texas Angel NetworkGoddessHealthtech CapitalHouston Angel NetworkJ-VenturesMindshift Capital+7 more

Joyousjoyous.teamin

Joyous provides ketamine-assisted mental health treatment focused on patient accessibility and well-being.

Digital HealthHealthtechMental HealthSilicon Valley, US

Yossi Fishler(Founder)inMichaela White(Founder)in

Co-investorsAirTree VenturesIcehouse VenturesSquare Peg Capital

NT-Taont-tao.comin𝕏Feb 2023 · $22M

nT-Tao develops compact 20 MWe fusion systems, marketed as Tao Energy Boxes, designed to provide distributed, 24/7 firm on-site power on or off the grid.

CleantechDeep TechEnergy

Oded Gour-Lavie(CEO & Co-founder)Doron Weinfeld(Chief Scientist & Co-founder)Boaz Weinfeld(CTO & Co-founder)in

BoardUzi Yemin(Chairman of the Board)

Co-investorsHonda Innovations Silicon ValleyNext Gear VenturesEast InnovateGrantham FoundationOurCrowd

Osky𝕏No public record

Bitly provides a unified platform for URL shortening, QR code generation, and landing page creation with advanced analytics and tracking capabilities.

FintechMarketing TechSaaSBrooklyn, US

Co-investorsASEBAt One VenturesAUGE-UCRBerkley Center for EntrepreneurshipBethnal Green VenturesBioHealth Innovation, Inc.+21 more

Powerlinedrivepowerline.comin

Powerline develops an AI-based operating system that provides market intelligence and optimizes the operation of renewable energy and grid-scale battery storage assets.

AI & Machine LearningCleantechEnergySan Jose, US

Julian Lamy(CTO & Co-Founder)inMatineh Eybpoosh(CEO & Co-Founder)in

Co-investorsAlumni VenturesLG Technology VenturesMaC Venture CapitalVoyager Partners

Voltifyjustvoltify.comMar 2026 · $30M

Voltify builds complete energy systems for freight rail, addressing the infrastructure gap that locomotive manufacturers, utilities, and railroads have not solved.

CleantechDeep TechEnergyLogistics & Supply Chain

Daphna Langer(Founder)in

Co-investorsE44 VenturestheDOCKAleph

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

CirclesEpilogMedorion

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.