About
David Weinberg is co-founder and CEO of ParcelBio. He previously held VP-level roles at Orbital Therapeutics/Circ Bio leading RNA platform development and at Freenome as Sr. Director of Molecular Research building multiomics diagnostics capabilities. He holds a PhD from MIT and was a UCSF Faculty Fellow.
Founder at ParcelBioYC W24
Intro paths
YC
David went through Y Combinator (Winter 2024) — any YC alum in your network can reach them through the YC community.
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In turn, David can intro founders to ParcelBio's investors below.
ParcelBio's investors · 10
468 CapitalBerlin · since 2026Breyer CapitalAustin · $500K – $10M checks · since 2026General CatalystSan Francisco · $30M checks · since 2026Lexi VenturesSan Francisco · since 2026MetaplanetTallinn · $500K – $10M checks · since 2026North South VenturesToronto · since 2026Ritual CapitalMenlo Park · $100K – $500K checks · since 2026Spacecadet VenturesKent County · $100K – $500K checks · since 2026Y CombinatorSan Francisco · $500K checks · since 2024ZAKA VCSan Francisco · since 2026
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Co-founders at ParcelBio
CC
Chris CarlsonFounder
Experience
- ParcelBioCo-Founder and CEOcurrent2023 — presentSan Francisco, California, United States
- Orbital TherapeuticsVice President, RNA Platform2022 — 2023South San Francisco, California, United States
- Circ Bio (acquired by Orbital Therapeutics)Vice President, RNA Platform2021 — 2022South San Francisco, California, United States
- FreenomeSenior Director, Molecular Research2020 — 2021South San Francisco, California, United States
- FreenomeDirector, Molecular Research2018 — 2020South San Francisco, California, United States
- FreenomeR&D Team Lead2018South San Francisco, California, United States
- FreenomePrincipal Scientist2017 — 2018South San Francisco, California, United States
- UCSFFaculty Fellow and Principal Investigator2013 — 2017San Francisco, CA
- MITGraduate Student2007 — 2013Cambridge, MA
- Yale School of MedicineUndergraduate Researcher2004 — 2007New Haven, CT
Skills & more
Molecular Biology15Biochemistry6Cell Culture5PCR6Western Blotting7Cell Biology7Genetics3Bioinformatics3Molecular Cloning4Fluorescence Microscopy1Life Sciences1Research2
+2 more
Data AnalysisMammalian Cell CultureFrom David's professional profile.
Frequently asked questions
- Who is David Weinberg?
- David Weinberg is co-founder and CEO of ParcelBio. He previously held VP-level roles at Orbital Therapeutics/Circ Bio leading RNA platform development and at Freenome as Sr. Director of Molecular Research building multiomics diagnostics capabilities. He holds a PhD from MIT and was a UCSF Faculty Fellow.
- Where does David Weinberg work?
- David Weinberg is Founder of ParcelBio.
- What companies did David Weinberg found?
- David Weinberg founded ParcelBio.
- Where did David Weinberg go to school?
- David Weinberg studied at Massachusetts Institute of Technology (Doctor of Philosophy (PhD), Biology); Yale University (BS/MS, Molecular Biophysics & Biochemistry).
Founder mafias
Y Combinator mafia8,773
Also came through, then founded or led a company.
Sam AltmanPresidentFounded Tools for Humanity +3Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded Pursuit +1
+ 8,766 more
Massachusetts Institute of Technology mafia546
Also came through, then founded or led a company.
Elad GilPhDFounded Brain Co.Nat FriedmanBachelor of ScienceFounded XamarinMatt HuangB.S.Founded HotspotsDelian AsparouhovDropoutFounded Nightingale +1Drew HoustonBSFounded Dropbox +1Arash FerdowsiComputer ScienceFounded Dropbox
+ 539 more
Yale University mafia190
Also came through, then founded or led a company.
Michael SeibelBAFounded SocialCamBen SilbermannB.A.Founded Audiobeta +2Justin KanPhysics and PhilosophyFounded Stash +6Kevin RyanBAFounded Business Insider +2Harry GrunerFounded Hilos +2Emmett ShearBSFounded Softmax +2
+ 183 more
Freenome mafia6
Also came through, then founded or led a company.
Orbital Therapeutics mafia4
Also came through, then founded or led a company.
Same school
Also attended Massachusetts Institute of Technology1,387
Fred WilsonCo-founder & Partner at Union Square VenturesElad GilSolo general partner investing through Gil CapitalAileen LeeFounder & Managing Partner of Cowboy VenturesHemant TanejaCEO & Managing Director of General CatalystNat FriedmanCo-lead of Meta Superintelligence Labs; co-founder of NFDGBrad FeldCo-founder of Foundry and Techstars
+ 1,381 more
Shared employers
Also worked at ParcelBio1
Also worked at Orbital Therapeutics7
Carol SuhPartner at ARCH Venture PartnersJay ParrishVenture Partner at ARCH Venture PartnersSu FuAffiliate at ARCH Venture PartnersJohn MaraganoreAdvisor at Oak HC/FTJeff LinPartner at iGlobe PartnersJay KocherlakotaSenior Associate at ARCH Venture Partners
+ 1 more
Also worked at Freenome17
Zachary BogueCo-Founder and Managing Partner at DCVC (Data Collective)Nick MarkInvestor at EPIC VENTURESAmir NashatEntrepreneur partner at Polaris Partners focused on healthcare investing and portfolio company executive rolesAmy Belt RaimundoVice President and Managing Director at National Venture DevelopmentDror BermanFounding Partner at Innovation EndeavorsDaniel DelubacSAB Member - Diagnostics/Lab Services at Alix Ventures
+ 11 more
Also worked at UCSF84
Logan HilleLife Sciences Analyst at CincyTechPaul JennyBoard Chair at CincyTechDavid KaufmanInvestor at Third Rock VenturesFrancisco GimenezInvestment Team at 8VCHani GoodarziFounder, Tahoe Therapeutics at Amplify PartnersCharles White, Ph.D.Principal at Illumina Ventures
+ 78 more