Martin Johnsen
FounderFounder at Subsets
Copenhagen, Capital Region of Denmark, Denmark
FoundedSubsets · YC
About
Martin Johnsen is co-founder and CEO of Subsets. He previously worked in management consulting on AI scaling initiatives for large organizations, and holds an MSc in Mathematical Modeling from the Technical University of Denmark.
Founder at SubsetsYC S23
Intro paths
YC
Martin went through Y Combinator (Summer 2023) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Tom Blomfield, Monzo and GoCardless co-founder; Y Combinator partner on leave and Anthropic compute-team member. — the partner who ran Subsets's batch and knows the company first-hand. YC profile ↗
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In turn, Martin can intro founders to Subsets's investors below.
Subsets's investors · 3
Co-founders at Subsets
OB
Oliver BrandtFounder
NS
Nikolai SkelboFounder
Experience
- Subsets (YC S23)Co-Founder & CEOcurrent2022 — present
- Implement Consulting GroupSenior Management Consultant2021 — 2022
- Implement Consulting GroupManagement Consultant2020 — 2021
- PwCAssistant Consultant, PwC Consulting2018 — 2020Denmark
Skills & more
Machine Learning12Business Development7Project Management2Supply chain management2Big dataEntrepreneurship1Big Data Analytics2Data Analytics2Financial Engineering3Anvendt matematikDeep LearningNatural Language Processing (NLP)
+12 more
Neural NetworksData ScienceArtificial Intelligence (AI)Artificial Neural NetworksMathematical ModelingPythonMicrosoft ExcelWebtjenester Amazon (AWS)BlockchainTensorFlowEthereumPyTorch- Project management — Implement Consulting Group
- Build Basic Generative Adversarial Networks (GANs) — Coursera
- Machine Learning — Coursera
From Martin's professional profile.
Frequently asked questions
- Who is Martin Johnsen?
- Martin Johnsen is co-founder and CEO of Subsets. He previously worked in management consulting on AI scaling initiatives for large organizations, and holds an MSc in Mathematical Modeling from the Technical University of Denmark.
- Where does Martin Johnsen work?
- Martin Johnsen is Founder of Subsets.
- What companies did Martin Johnsen found?
- Martin Johnsen founded Subsets.
- Where did Martin Johnsen go to school?
- Martin Johnsen studied at Y Combinator (Subsets (S23), San Francisco); DTU - Technical University of Denmark (MSc, Mathematical Modelling and Computation); Boston University (Exchange student, Data Science and management).
Founder mafias
Y Combinator mafia8,773
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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
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Y Combinator mafia4,716
Also came through, then founded or led a company.
Ryan SheaEntrepreneurshipFounded StacksTarek MansourFounded KalshiSuhail DoshiEating beans & riceFounded Playground +1Subomi OluwalanaW22Founded ConvoyDarius "Bubs" MonsefS19Founded Sightbox +3Matthew ScholzFounded Oisin Biotechnologies +3
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Boston University mafia69
Also came through, then founded or led a company.
Arjun SethiBA (WIP)Founded Termina +2Oleg RogynskyyBachelor's DegreeFounded UFORCE Acquired +2Ben ZisesFounded Superangelsyndicate +2Sanjiv SanghaviBAFounded Texture +2Brandon PatonBAFounded Glider +2James LindenbaumBS in Business ManagementFounded Ink & Switch +1
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DTU - Technical University of Denmark mafia27
Also came through, then founded or led a company.
Marianne HyltoftEngineer and Business AdministrationFounded FlextribeTorsten KolindMScFounded YouNoodleTroels SchönfeldtDoctor of Philosophy (Ph.D.)Founded Seaborg TechnologiesJes BroengM.Sc.Founded NorlaseAlexander AghassipourMasterFounded Zendesk
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Same school
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyArhaan A.Deeptech Fellow at Clear VenturesMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports Ventures
+ 1,994 more
Also attended Boston University314
Aydin SenkutFounder & Managing Partner at FelicisVinnie LauriaFounding Partner at Golden Gate VenturesJeff GrammerPartner at Rho VenturesJoe HayesInvestor at LightbankGil GorenPartner at 83NorthJames LindenbaumCo-founder at Heavybit
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Also attended Shanghai International Studies University14
Agustín RotondoInvestor at MatterScale VenturesSolene FeuilluPrincipal | Capital Formation at Borderless VentureSophie Yifan ChanImpact Partner at Fresco CapitalConner JiangPartner and Managing Director at TD Growth Capital Co. Ltd.Ricard SöderbergFounding Partner at Active Venture PartnersStefanie FanInvestment Partner at Mindworks
+ 8 more
Shared employers
Also worked at Subsets (YC S23)2
Also worked at Implement Consulting Group8
Chris PorsgaardPartner at SEED Capital DenmarkElsa FägerInvestor at Alfvén & DidriksonFlorian WeberCCO & Managing Director at SevenVenturesFrederik E. AackermannPartner at Dansk EjerkapitalPeter T. JensenNæstformand (Vice Chairman) at DanBANLorenz CsikyInvestor at Schwabenkontor für Familienvermögen GmbH
+ 2 more
