Find your path to Marcus
216 people in our graph can introduce you to Marcus.
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Ask Jem Davies to introduce you to Marcus
You →Jem · together at Apical Limited (now part of Arm) (2021) →Marcus
Ask Jamie Chen to introduce you to Marcus
You →Jamie · 4 people · together at Deeptech Labs →Marcus
Ask Sam Okafor to introduce you to Marcus
You →Sam · 3 people · together at Cummins →Marcus
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General Manager at Graphcore Limited
Intro paths
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In turn, Marcus can intro founders to Graphcore Limited's investors below.
Graphcore Limited's investors · 18
Ahren Innovation CapitalCambridge, CambridgeshireAir Street CapitalSt. Peter Port · $500K – $10M checksAmadeus Capital PartnersLondon · $50K – $12.7M checksAtomicoLondon · since 2017Balderton CapitalLondon · $5M – $50M checksBMW i VenturesMountain View · $10M checks · since 2018Bosch VenturesStuttgart · $27M checksC4 VenturesParis · $500K – $10M checksDCVC (Data Collective)Palo Alto · $5M – $25M checksDell Technologies CapitalPalo Alto · $500K – $50M checks · since 2016Draper EspritLondonFoundation CapitalPalo Alto · $250K – $15M checks · since 2016M12 (Microsoft's Venture Fund)Seattle · $100K – $10M checks · since 2026Robert Bosch Venture CapitalStuttgart · $1.6M – $27M checksSamsung Catalyst FundSan JoseSequoia CapitalMenlo Park · $4.4M – $214M checks · since 2017SoftBank GroupTokyoWalden CatalystSan Francisco · $550K checks
Co-founders at Graphcore Limited
NT

Nigel ToonCo-founder and Executive Chairman
Experience
- GraphcoreGeneral Managercurrent2025 — presentCambridge, England, United Kingdom
- ArmVice President Of Engineering2021 — 2025United Kingdom
- ArmManagement Board - Arm Ireland, Arm Hungary, Arm Poland2019 — 2025
- ArmVice President Engineering Operations2018 — 2021Greater Cambridge Area
- Apical Limited (now part of Arm)Board of Directors2021 — 2025
- Deeptech LabsBoard member, Fellow, Advisor2021 — 2025Cambridge, England, United Kingdom
- Cummins Power GenerationTest Engineer1999 — 2000
Skills & more
Engineering Management1Engineering Leadership1
Languages English · French
From Marcus's professional profile.
Frequently asked questions
- Who is Marcus McElroy?
- General Manager at Graphcore
- Where does Marcus McElroy work?
- Marcus McElroy is General Manager at Graphcore Limited.
- Where did Marcus McElroy go to school?
- Marcus McElroy studied at Loughborough University (MEng, Electronic and Electrical Engineering); University of Cambridge (General Management Programme).
Same school
Also attended Loughborough University113
Abbie RobusAssociate Director at Mayfair Equity PartnersDiane WalkerHead of Group Finance & Operations at Mayfair Equity PartnersCostanza CariniInvestor at DN CapitalJoe HalliwellClient Team Member at Generation Investment ManagementAlasdair MitchellPortfolio Support at Giant Ventures Global LlpTom WigmoreFinancial Accountant at Advent Life Sciences
+ 107 more
Also attended University of Cambridge1,570
Stewart ButterfieldCo-founder of Slack and FlickrDemis HassabisCo-founder & CEO of Google DeepMindNiko BonatsosFounder and Managing Partner of VerdictGeorgia StevensonInvestor at Index VenturesHannah SealInvestor at Index VenturesLeah von SiemensPartner at Manta Ray Ventures
+ 1,564 more
Shared employers
Also worked at Graphcore13
Eyal NivManaging Partner | First at PitangoIsaac HillelManaging Partner | Growth at PitangoDaniel DocterManaging Director at Dell Technologies CapitalAmelia ArmourPartner at Amadeus Capital PartnersHongquan JiangInvestment Partner at Robert Bosch Venture CapitalOlivier HuezPartner at Red River West
+ 7 more
Also worked at Arm59
Simon SegarsExecutive Advisor at Black Opal VenturesEileen TanghalFounder & Managing Director at Black Opal VenturesJason ZajacPartner Champion to LegalEase & Parent Voices Oakland at Silicon ValleyBruce BeckloffCo Founder & CEO at Bloc VenturesMichael DimelowCCO at Bloc VenturesAndy GreenNon Executive Director at Bloc Ventures
+ 53 more













































