Where does Jen Dionne work?

Jen Dionne is Co-Founder of Pumpkinseed.

What companies did Jen Dionne found?

Jen Dionne founded Pumpkinseed.

Where did Jen Dionne go to school?

Jen Dionne studied at Caltech (Doctor of Philosophy (Ph.D.), Applied Physics); Washington University in St. Louis (Bachelor of Science (B.S.), Systems Science and Engineering; Physics).

Jen Dionne

Founder

Co-Founder at Pumpkinseed

Palo Alto, California, United States

FoundedPumpkinseed

Find your path to Jen

1,943 people in our graph share verified history with Jen — schools, employers, funds. One of them is your warm intro.

Shaun MaguireunlockedJen: together at Caltech (2009)

×5Jen: together at Caltech

Jen: together at Washington University in St. Louis

×5Jen: together at Stanford University

Co-Founder at Pumpkinseed

Intro paths

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In turn, Jen can intro founders to Pumpkinseed's investors below.

Pumpkinseed's investors · 3

Future VenturesLos Altos · $1M – $10M checks NFXSan Francisco · $250K – $5M checks · since 2026 Stanford UniversityStanford · since 2026

Co-founders at Pumpkinseed

Jack HuCo-Founder & CSO

Nhat VuCo-Founder & CTO

Experience

Q-NEXTDeputy Directorcurrent2023 — present
Q-NEXTLead, "Extreme Scale Characterization" Teamcurrent2020 — present
Chan Zuckerberg BiohubInvestigatorcurrent2022 — present
Pumpkinseed TechnologiesCo-Foundercurrent2022 — present
Stanford UniversityProfessor of Materials Science and Engineeringcurrent2016 — present
Stanford UniversitySenior Associate Vice Provost2020 — 2023
Stanford UniversityDirector, TomKat Center for Sustainability2019 — 2021
Stanford UniversityAssistant Professor2010 — 2016
UC BerkeleyPostdoc2008 — 2010

Skills & more

Science12Research20Photonics16Nanomaterials20Plasmonics4Microscopy2Device Engineering1Physics8Inorganic Chemistry1Statistics1Matlab6LaTeX2

Languages English · Spanish

From Jen's professional profile.

Frequently asked questions

Who is Jen Dionne?: Co-Founder at Pumpkinseed
Where does Jen Dionne work?: Jen Dionne is Co-Founder of Pumpkinseed.
What companies did Jen Dionne found?: Jen Dionne founded Pumpkinseed.
Where did Jen Dionne go to school?: Jen Dionne studied at Caltech (Doctor of Philosophy (Ph.D.), Applied Physics); Washington University in St. Louis (Bachelor of Science (B.S.), Systems Science and Engineering; Physics).

Founder mafias

Stanford University mafia2,183

Also came through, then founded or led a company.

Peter ThielB.A.Founded PayPal +2 Reid HoffmanB.S.Founded LinkedIn +3 David SacksB.A.Founded Yammer Keith RaboisB.A.Founded Opendoor +1 Garry TanBSFounded Y Combinator +1 Joe LonsdaleBSFounded Opto +5

+ 2,176 more →

Caltech mafia177

Also came through, then founded or led a company.

Dario AmodeiProgress towards BSFounded Anthropic Fei-Fei LiDoctor of Philosophy - PhDFounded World Labs Bill GrossBachelor of Science (B.S.)Founded X1 +5 Chris VoigtPhDFounded Asimov +1 Aditya RajagopalMaster of Science (MS)Founded Esperto Medical +1 Chris DeanPhysicsFounded Benefitter +1

+ 170 more →

Same school

Also attended Caltech284

Shaun MaguirePartner at Sequoia Capital Dario AmodeiCo-founder & CEO of Anthropic Fei-Fei LiCo-founder & CEO of World Labs; Sequoia Professor of Computer Science at Stanford Scott BillerInvestor at GV (Google Ventures)Seth LieblichInvestment Team at 8VC Susannah BarbeeVice President, Translational Immunology at Deerfield Management Company

+ 278 more

Also attended Washington University in St. Louis347

Lee FixelFounder of Addition Max WechterSenior Director of AI at Lerer Hippeau Mark LevinRetired Founding Partner at Third Rock Ventures Jess OynickHead of Talent at Union Square Ventures (USV)Andrew ForysiakOwner, AJF and Associates at Riphean Investments Rochelle WalenskyExecutive Partner at Flare Capital Partners

+ 341 more

Shared employers

Also worked at Chan Zuckerberg Biohub5

Sharon HuangAssociate at Tau Ventures Rikky MullerProfessor of Electrical Engineering and Computer Sciences; Co-founder, Cortera Neurotechnologies (Faculty Advisor) at UC Berkeley Skydeck Jure LeskovecAdvisory Board at Silicon Gardens Dr. Nicole PaulkCEO, Founder, and President at Siren Biotechnology Scott FraserFounder at arcoris bio

Also worked at Stanford University1,147

Ann Miura-KoCo-founding Partner at Floodgate Balaji SrinivasanAngel investor and founder of The Network School Martin CasadoGeneral Partner at Andreessen Horowitz Mike KriegerCo-founder of Instagram; Chief Product Officer at Anthropic Andy FangCo-founder & CTO of DoorDash Ryan SheaCo-founder of Blockstack (Stacks)

+ 1,141 more

Also worked at UC Berkeley527

Ali GhodsiCo-founder & CEO of Databricks Raquel UrtasunFounder & CEO of Waabi Arhaan A.Deeptech Fellow at Clear Ventures Kevin Wijayaインドネシア法人代表 (Indonesia Office Representative) at CyberAgent Capital Paul JennyBoard Chair at CincyTech Michael PerezDeputy General Counsel at Mucker Capital

+ 521 more