Guy Miasnik
InvestorFounderOperating Partner at J-Ventures · CEO and Chairman at Chario
San Francisco Bay Area
Writes $250K – $1M checks
FoundedChario
Find your path to Guy
124 people in our graph share verified history with Guy — schools, employers, funds. One of them is your warm intro.
Toby CoppelunlockedGuy: together at J-Ventures (2021–2026)
×3Guy: together at Hidden Level
Guy: together at J-Ventures
×5Guy: together at Technion
About
Guy Miasnik, CEO of Impala and AtHoc founder, is an Israeli-American entrepreneur with deep mission-critical security communications expertise who connects Israeli startups to U.S. markets and leads tech missions to Israel.
Invests in
AI & Machine LearningCybersecurityEnterprise SoftwareFintechHealthtech
CEO and Chairman at Chario
Experience
- ImpalaChairman and CEOcurrent2025 — presentNew York, United States
- ImpalaExecutive Chair of the Board of Directorscurrent2023 — presentNew York, United States
- Miasnik VenturesManaging Partner, Entrepreneur and Investorcurrent2019 — presentSan Francisco Bay Area
- PrivainiStrategic Advisor and Investorcurrent2023 — present
- Hidden Level Inc.Strategic Advisor and Investorcurrent2021 — present
- J-Ventures FundInvestor and Advisory Team Membercurrent2019 — presentSan Francisco Bay Area
- BlackBerryChief Strategy Officer (CSO)2017San Francisco Bay Area
- BlackBerryDivision President, Crisis Communication Division (AtHoc)2015 — 2017San Francisco Bay Area
- BlackBerry AtHocCo-Founder and CEO of AtHoc (acquired)2005 — 2015San Francisco Bay Area
- AtHoc 1.0Co-Founder and CEO1999 — 2004San Francisco Bay Area
- Kinetica Internet SolutionsCo-Founder and CEO (acquired)1996 — 1998Israel
- Israel Defense ForcesCaptain1991 — 1996
- Technion - Israel Institute of TechnologyDirector, Computer Science Education, Program for the Advancement of Technological Manpower1988 — 1990
Skills & more
Enterprise Software25SaaS20EntrepreneurshipInnovation ManagementNonprofit OrganizationsEdtechEducationStart-up VenturesMentorshipVenture CapitalGovtechGrowth
+12 more
Product StrategyFundraisingOrganizational CultureStart-ups ManagementBusiness StrategyNew Business DevelopmentStart-upsStrategyLeadershipCloud ComputingSecurityProduct Management- Private Pilot — Federal Aviation Administration
From Guy's professional profile.
Colleagues at J-Ventures
Aaron Tartakovsky
Founding Partner at J-Ventures
David Meister
Venture Partner at J-Ventures
David Wagonfeld
Partner at Tandem Capital
Doron Simon
Venture Partner at J-Ventures
Emre Onder
Advisor at J-Ventures
Eran Sandhaus
Venture Partner at Next Gear Ventures
Gil Frostig
General Partner at J-Ventures
Jim Koshland
Chairman and Co-Founder at J-Ventures
Frequently asked questions
- Who is Guy Miasnik?
- Guy Miasnik, CEO of Impala and AtHoc founder, is an Israeli-American entrepreneur with deep mission-critical security communications expertise who connects Israeli startups to U.S. markets and leads tech missions to Israel.
- Where does Guy Miasnik work?
- Guy Miasnik is CEO and Chairman of Chario and Operating Partner at J-Ventures.
- What does Guy Miasnik invest in?
- Guy Miasnik invests in AI & Machine Learning, Cybersecurity, Enterprise Software, Fintech, Healthtech.
- What check size does Guy Miasnik write?
- Guy Miasnik typically writes checks of $250K – $1M.
- What companies did Guy Miasnik found?
- Guy Miasnik founded Chario.
- Where did Guy Miasnik go to school?
- Guy Miasnik studied at Harvard Business School (MBA, Business); Technion - Israel Institute of Technology (B.Sc., Electrical and Computer Engineering); Tel Aviv University (Bachelor of Laws - LLB).
Founder mafias
Harvard Business School mafia892
Also came through, then founded or led a company.
Tim DraperMBAFounded Draper AssociatesMike Maples JrMBAFounded Pattern BreakersHristo BorisovOPM Class 64Founded PayhawkNoubar AfeyanVisiting LecturerFounded ProFound Therapeutics +13Wade MyersMBAFounded RealManage +6Wade MyersMBAFounded RealManage +6
+ 885 more
Tel Aviv University mafia286
Also came through, then founded or led a company.
Kristo KäärmannBachelor’s of scienceFounded TransferWise +2Aviv EyalB.CSFounded Skillful +2Shay HilelMBAFounded Biotax +2Nir ZoharBSc. EE.Founded Chakratec +2Eyal ShinarFounded Black Ore Technologies +1Irit YanivMBAFounded Digma Medical +1
+ 279 more
Technion mafia162
Also came through, then founded or led a company.
Amichai ShulmanAdjunct TeacherFounded Kanopy Security +2Shay HilelBSCFounded Biotax +2Dan DinnarFounded HexaTier +1Ben BernsteinBAFounded Twistlock +1Mickey BoodaeiM.Sc.Founded Transmit Security +1Michael ShalytAssociate ResearcherFounded Aperio +1
+ 155 more
Same school
Also attended Harvard Business School2,000
Brad GerstnerFounder & CEO of Altimeter CapitalAileen LeeFounder & Managing Partner of Cowboy VenturesJim BreyerFounder & CEO of Breyer CapitalTim DraperFounder of Draper AssociatesMike Maples JrCo-founding Partner at FloodgateMamoon HamidPartner at Kleiner Perkins
+ 1,994 more
Also attended Technion - Israel Institute of Technology284
Roi Bar-KatManaging Director at Intel CapitalJoshua RuchCo-Founder & Managing Partner at Rho VenturesGil GorenPartner at 83NorthOren YungerInvestor at GGV CapitalGordon DaughertyCo-Founder & Chairman at Capital FactoryBoaz PeerManaging Director, Israel & Europe at Qualcomm Ventures
+ 278 more
Also attended Tel Aviv University634
Arnon DinurPartner at 83NorthYoram SnirPartner at 83NorthRaz MaysharSenior Manager at Qualcomm VenturesDavid GoldschmidtManaging Director, Head of the Fund at Samsung Catalyst FundAmit ShofarSr. Investment Director at Samsung Catalyst FundRutie AdarInvestments & Innovation Sr. Director, Israel at Samsung Catalyst Fund
+ 628 more
Shared employers
Also worked at Hidden Level Inc.4
Also worked at BlackBerry82
Karim GillaniGeneral Partner at Luge CapitalMike MontanoInvestor at True VenturesAnastasia HambaliInvestor at Side Door VenturesRyan GibsonVP of Finance at Eclipse VenturesDevon GallowayCo-Founder & General Partner at Inovia CapitalMichael LittCo-Founder & General Partner at Inovia Capital
+ 76 more
