Fundraising Fox

Bill MacCartney

Investor

AI Fund Fellow at AI Fund

Palo Alto, California, United States

Find your path to Bill

5,118 people in our graph share verified history with Bill — schools, employers, funds. One of them is your warm intro.

Deep NisharunlockedBill: together at Stanford University (2015–2018)
×8Bill: together at Stanford University
×2Bill: together at BlackRock
Bill: together at Princeton University

About

Bill MacCartney is CTO in Residence at SignalFire. He previously served as VP of Machine Learning at Cohere, where he led a team of 50+ scientists and engineers on large language models, and held roles including Director of Proactive Intelligence at Apple, Consulting Professor of Computer Science at Stanford University, Managing Director at BlackRock, and Senior Research Scientist at Google.

Invests in

AI & Machine Learning

Experience

  1. SignalFireCTO in Residencecurrent2023 — presentSan Francisco, California, United States
  2. AI FundFellowcurrent2023 — presentPalo Alto, California, United States
  3. LaurelAdvisorcurrent2025 — present
  4. TuringAdvisorcurrent2024 — present
  5. ParasailAdvisorcurrent2024 — present
  6. Civio.aiAdvisorcurrent2024 — present
  7. OumiAdvisorcurrent2024 — present
  8. RegrelloAdvisorcurrent2023 — present
  9. Stanford UniversityConsulting Professor of Computer Science2010 — 2024
  10. CohereVP of AI and Machine Learning2021 — 2022Palo Alto, California, United States
  11. AppleDirector, Proactive Intelligence2016 — 2021Cupertino
  12. BlackRockManaging Director2015 — 2016San Francisco
  13. GoogleSenior Research Scientist2010 — 2015
  14. AardvarkSenior Research Scientist2009 — 2010
  15. Knowledge Systems Lab, Stanford UniversityResearcher2002 — 2003
  16. SayItCofounder & VP Production1999 — 2000
  17. The D. E. Shaw GroupQuant/Trader1996 — 1998

Skills & more

Natural Language Processing50Machine Learning46Artificial Intelligence41Computational Linguistics21Text Analytics16Information Retrieval14Text Mining12Data Mining13Knowledge Representation8Java6Semantics5Python11
+8 morePattern RecognitionLinguisticsHadoopLispSearchInformation ExtractionSentiment AnalysisData Science

Languages Cantonese · English · French · German

From Bill's professional profile.

Colleagues at AI Fund

Andrew Ng
Managing General Partner at AI Fund
Andy Ku
Partner at AI Fund
Anthony Soohoo
Venture Partner at Copper Sky Capital
Brendan Marx
Engineer at AI Fund
Carlos Alzate
CTO at AI Fund
Dan Landau
Sr. Marketing Manager at AI Fund
Daniel Macklin
Venture Advisor at AI Fund
David Sobie
Venture Advisor at AI Fund

Frequently asked questions

Who is Bill MacCartney?
Bill MacCartney is CTO in Residence at SignalFire. He previously served as VP of Machine Learning at Cohere, where he led a team of 50+ scientists and engineers on large language models, and held roles including Director of Proactive Intelligence at Apple, Consulting Professor of Computer Science at Stanford University, Managing Director at BlackRock, and Senior Research Scientist at Google.
Where does Bill MacCartney work?
Bill MacCartney is AI Fund Fellow at AI Fund.
What does Bill MacCartney invest in?
Bill MacCartney invests in AI & Machine Learning.
Where did Bill MacCartney go to school?
Bill MacCartney studied at Stanford University (Ph.D., Computer Science); Goethe University Frankfurt (Philosophy); Princeton University (A.B., Philosophy).

Same school

Also attended Stanford University2,000

Peter ThielCo-founder & Partner at Founders FundReid HoffmanCo-founder of LinkedIn; Partner at GreylockDavid SacksCo-founder & General Partner at Craft Ventures; former White House AI & Crypto CzarKeith RaboisManaging Director at Khosla VenturesGarry TanPresident & CEO of Y CombinatorAlfred LinPartner at Sequoia Capital

+ 1,994 more

Also attended Goethe University Frankfurt77

Marcel HollerbachInvestor at Cavalry VenturesDaniel von DevivereVenture Scout at Storm VenturesJohannes FruehaufGeneral Partner at Mission BiocapitalLeonard LangAssociate at BlockwallOliver ManojlovicVP Sales at Personio at PICUS CAPITALSaid HaschemiInvestor at HV Capital

+ 71 more

Also attended Princeton University879

Fabrice GrindaCo-founder & Managing Partner at FJ LabsRyan SheaCo-founder of Blockstack (Stacks)Dario AmodeiCo-founder & CEO of AnthropicFei-Fei LiCo-founder & CEO of World Labs; Sequoia Professor of Computer Science at StanfordCat WuInvestor at Index VenturesAndrewAdvisor at Clear Ventures

+ 873 more

Shared employers

Also worked at Laurel8

Ajay VasheeInvestor at IVP (Institutional Venture Partners)Miloni Madan PreslerInvestor at IVP (Institutional Venture Partners)Ding ZhouHead of Content Engineering at Snap, Inc. at SignalFireScott StanfordCo-Founder and Partner at ACME CapitalAlex FayettePartner at ACME CapitalKobie FullerGeneral Partner at Upfront Ventures

+ 2 more

Also worked at Parasail9

Zack IsaacsonVenture Partner at Rackhouse Venture Management LpSam AwrabiFounder & Solo GP at Banyan VenturesMo IslamPartner at Obvious VenturesSamir KumarGeneral Partner at Touring CapitalMike HenryCo-founder at ParasailTim HarrisCo-founder at Parasail

+ 3 more

Also worked at Civio.ai1

Rachel SternFounding & Managing Partner at Govtech Ventures

Also worked at Oumi8

Gur KimchiCo-founder Data Blanket, former Vice President Amazon (Air Mobility) at NEW VISTA CAPITALEthan BatraskiPartner at VenrockJeremiah GreerFounder at OumiKostas AisoposFounder at OumiMatthew PersonsFounder at OumiMichael Anthony SchulerFounder at Oumi

+ 2 more