Fundraising Fox
J-Impact
Impact investorPalo Alto · 20 people tracked
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Investment thesis
J-Impact invests in mission-driven companies developing innovative solutions to critical social and environmental challenges. The fund prioritizes sustainable solutions across three pillars: environmental sustainability (clean air, water, land), accessible healthcare and economic opportunity, and human development through education and well-being. Portfolio companies apply advanced technology to decarbonization, clean energy, digital health, and community well-being.
Source: firm website, verified Sep 20, 2026.
Team · 20 people
from the firm's website & curated & public directories
Founder mafia
2 people who came through J-Impact went on to found or lead other companies.
What they invest in
from 14 of 16 portfolio companiesCleantech ×5Digital Health ×4Energy ×4Mental Health ×4AI & Machine Learning ×3Climate Tech ×3Construction Tech ×2Deep Tech ×2
HQs:United States×7United Kingdom×1Israel×1
Who they back
founder profiles across 11 portfolio companiesFounding team size:solo founder×72 founders×33 founders×1
Where their founders studiedfrom 12 founders with education data
Reichman University ×2University of Cambridge ×2
What their founders studiedfrom 13 founders with field-of-study data
Economics ×3Mathematics & Statistics ×3Business & Management ×2Computer Science ×2Engineering ×2Finance & Accounting ×2Physics ×2
Where their founders worked beforefrom 14 founders with career history
Weizmann Institute of Science ×2
Investments · 16 tracked
founders shown can be your intro pathBy year:2026 · 12024 · 12023 · 13 dated
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
Co-investorsAdverb VenturesCore Venture CapitalTau VenturesSouth Park Commons
Circles operates an online mental health platform that connects individuals into small peer support groups led by trained facilitators, offering live audio-based group sessions.
Digital HealthMental HealthWellness & Fitness
Irad Eichler(Founder & CEO)in
Co-investorsGandyr InvestmentsICON - Israel Collaboration NetworkKindred CapitalKli CapitalLocalGlobeNFX+2 more
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)in
Co-investorsCambridge Angels groupClimate InvestmentEMV CapitalEntrepreneur FirstMartlet Capital
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-VenturesWhoa I Lp, By: Whoa VenturesCoinbase Ventures
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 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 PartnersJoy Ventures
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+1 more
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 AngelsAlumni VenturesBetaworksCanaan PartnersCity LightCourtside Ventures+10 more
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
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-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)inBen ZioninNimrod Ganzarskiin
BoardUzi Yemin(Chairman of the Board)
Co-investorsHonda Innovations Silicon ValleyNext Gear VenturesEast InnovateGrantham FoundationOurCrowd
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
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 VenturesCLAI VenturesLG Technology VenturesMaC Venture CapitalVoyager Partners
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.
EpilogMedorion
Frequently asked questions
- How many investments has J-Impact made?
- J-Impact has 16 tracked investments, including 1 dated in the last 24 months.
- What sectors does J-Impact focus on?
- J-Impact focuses on AgTech, AI & Machine Learning, Cleantech, Climate Tech, Digital Health, Energy, Healthtech, Impact & Social Good, Mental Health.
- Where is J-Impact located?
- J-Impact is headquartered in Palo Alto, US.
- Who does J-Impact co-invest with?
- J-Impact most often shares deals with J-Ventures, Alumni Ventures, Gandyr Investments, among 83 tracked co-investors.
Co-investors · 1
Coinbase Ventures is the investment arm of Coinbase, backing founders building across the crypto and Web3 ecosystem in support of Coinbase's mission of expanding economic freedom.
Firms observed investing alongside J-Impact, from public investor directories. Shared companies are the overlap with J-Impact's recorded portfolio.
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