Shay Grinfeld
InvestorManaging Partner at Greenfield Partners · Board director at Illuminare Biotechnologies
New York, New York, United States
Find your path to Shay
310 people in our graph share verified history with Shay — schools, employers, funds. One of them is your warm intro.
Elena SakachunlockedShay: together at TPG (2020–2021)
Shay: together at Mixtiles
×2Shay: together at TPG
×3Shay: together at Big Panda
About
Shay Grinfeld is Managing Partner at Greenfield Partners, an investment fund that focuses on early growth-stage Israeli technology and tech-enabled businesses. The firm invests in growth-stage companies and supports talent recruitment across its portfolio.
Contact· published on Shay's own website
Board director at Illuminare Biotechnologies
Intro paths
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In turn, Shay can intro founders to Illuminare Biotechnologies's investors below.
Illuminare Biotechnologies's investors · 1
Experience
- Greenfield PartnersManaging Partnercurrent2017 — presentNew York City Metropolitan Area
- AAI TechnologiesMember Board of Directorscurrent2025 — present
- GoodShipMember Board of Directorscurrent2025 — present
- Eleos HealthMember Board of Directorscurrent2025 — present
- CoralogixMember Board Of Directorscurrent2021 — present
- BigPandaMember Board Of Directorscurrent2017 — present
- MixtilesMember Board Of Directorscurrent2020 — present
- QualiMember Board Of Directorscurrent2020 — present
- TPGSenior Advisor - TPG Growth2020 — 2022
- AvananMember Board Of Directors2020 — 2021
- TapingoBoard Of Directors2017 — 2018San Francisco Bay Area
- Thylacine CapitalManaging Director2012 — 2017
- HappifyBoard of Dirctors2014 — 2017NYC
- FLiNG EnergyCEO2013 — 2015
- Greenfield Cities, LLCPartner2009 — 2011New York City Metropolitan Area
- WebCollageVP Business and Corporate Development2006 — 2010
- e-Glue USA, Inc.CEO2002 — 2006
- ALFY, Inc.V.P Product1999 — 2001
Skills & more
Leadership43Management50Finance5Sales6Investments7Start-ups51Venture Capital21Corporate Development11Strategy13Strategic Partnerships15Private Equity7Business Strategy12
+8 more
EntrepreneurshipProject ManagementBusiness DevelopmentMergers & AcquisitionsFinancial ModelingProduct ManagementManagement ConsultingCompetitive AnalysisFrom Shay's professional profile.
Deals · 1
Illuminare BiotechnologiesBoard seat
via Greenfield Partners · filed Jun 2026 · $4M raise
Attribution from SEC filings, press coverage, and firm rosters.
Other disclosed investments
Sources: SEC Form D filings · curated public sources.
Colleagues at Greenfield Partners
Ana Sudnik
CFO at Greenfield Partners
Ariella Taub
G2M Platform at Greenfield Partners
Arielle Lubick
Data & AI Specialist at Greenfield Partners
Avery Schwartz
General Partner at Greenfield Partners
Daniel Milstein
Partner & Head of Capital Formation at Greenfield Partners
Daniel Minay
Financial Controller at Greenfield Partners
David Ohana
VC Operations at Greenfield Partners
Itay Inbar
Principal at Greenfield Partners
Network1
Investors connected to Shay in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Shay Grinfeld?
- Shay Grinfeld is Managing Partner at Greenfield Partners, an investment fund that focuses on early growth-stage Israeli technology and tech-enabled businesses. The firm invests in growth-stage companies and supports talent recruitment across its portfolio.
- Where does Shay Grinfeld work?
- Shay Grinfeld is Managing Partner at Greenfield Partners and Board director at Illuminare Biotechnologies.
- What boards does Shay Grinfeld sit on?
- Shay Grinfeld holds tracked board seats at Illuminare Biotechnologies.
- What companies has Shay Grinfeld invested in?
- Investments tracked here include Big Panda, Capitolis, Coralogix, Eleos Health, Quali.
- Where did Shay Grinfeld go to school?
- Shay Grinfeld studied at Columbia Business School (Excutive MBA, Business and Finance); Fairleigh Dickinson University (BA, General Studies Minor in Computer Science).
Same school
Also attended Columbia Business School1,163
Ryan PetersenFounder & CEO of FlexportAryo TehranianManaging Director at Mayfair Equity PartnersYibo NianInvestment Director at Intel CapitalKesha CashFounder & General Partner at Impact America FundMahati SridharPartner, Rise of the Rest at RevolutionGiuseppe IademarcoHead of Global Partnership at P101 Ventures
+ 1,157 more
Also attended Fairleigh Dickinson University47
Gina TedescoInvestor at Golden SeedsRyan KriserPartner at Type One VenturesAlejandro MartíVenture Partner at FaberJoe MundaManaging Director at First AnalysisStephen KlaskoHealth Moonshot Impact Board at StartUp HealthLinda B. BarishCAO at Spire Capital Partners
+ 41 more
Shared employers
Also worked at AAI Technologies6
Also worked at Eleos Health14
Roy WiesnerPartner at aMoonNadav ShimoniManaging Director at Arkin CapitalAvichay NissenbaumGeneral Partner at Lool VenturesOfir AzuryInvestor at Gandyr InvestmentsRaz KarmiAdvisor at Glilot Capital PartnersAlon JoffeChief Executive Officer at Eleos Health
+ 8 more
