About
Neil Madsen was Head of Technical Services at LiveRamp, leading sales engineering, implementation, technical account management, and support teams. He holds a BS in Computer Science from The Ohio State University.
Founder at FabiusYC W23
Intro paths
YC
Neil went through Y Combinator (Winter 2023) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Nicolas Dessaigne, General Partner at Y Combinator — the partner who ran Fabius's batch and knows the company first-hand. YC profile ↗
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In turn, Neil can intro founders to Fabius's investors below.
Fabius's investors · 1
Co-founders at Fabius
AD
Andy DayCo-Founder
Experience
- Ode with AnthropicPrincipalcurrent2026 — presentSan Francisco, CA
- Fractional AIPrincipal2026San Francisco, CA
- Fabius (acquired by Fractional AI 2026)Co-Founder, CEO2020 — 2026San Francisco Bay Area
- LiveRampHead of Technical Services2019 — 2020San Francisco Bay Area
- LiveRampDirector of Product Solutions, Platforms2017 — 2019San Francisco Bay Area
- LiveRampProduct Manager2017San Francisco Bay Area
- LiveRampProduct Implementation Manager2015 — 2017San Francisco Bay Area
- JPMorgan ChaseTechnology Analyst Intern2014
- Student PaintersBranch Manager2011 — 2012Beavercreek, OH
Skills & more
Java12HTML11Unix3Linux4JavaScript3C2Ruby on Rails1Node.js2Teamwork10Time Management3Customer Service3Data Analysis2
+3 more
GhostsRampsJava Enterprise EditionFrom Neil's professional profile.
Frequently asked questions
- Who is Neil Madsen?
- Neil Madsen was Head of Technical Services at LiveRamp, leading sales engineering, implementation, technical account management, and support teams. He holds a BS in Computer Science from The Ohio State University.
- Where does Neil Madsen work?
- Neil Madsen is Founder of Fabius.
- What companies did Neil Madsen found?
- Neil Madsen founded Fabius.
- Where did Neil Madsen go to school?
- Neil Madsen studied at Y Combinator (W23); The Ohio State University (Computer Science and Engineering).
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
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
+ 4,709 more
The Ohio State University mafia29
Also came through, then founded or led a company.
Andy SparksB.A.Founded LaunchGram +1Ray GrieselhuberBachelor of Arts - BAFounded Functionize +1Kevin UnkrichBachelor’s DegreeFounded Superpower +1John RiceBSFounded Akebia Therapeutics +1Jason KaliraBSBAFounded ParsableJustin ZeefeB.A. (Honors College of Arts & Sciences)Founded Nisos
+ 22 more
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 The Ohio State University132
Keatten SmithCapital Formation Coordinator at March Capital PartnersSara Risch, PhDAdvisor at CincyTechWill McKelveyPrincipal at Lerer HippeauLaura SebastianiVP of Finance at Scale Venture PartnersSuresh BalasubramanianInvestor at Storm VenturesJohn D. SimonExecutive Venture Partner at Caduceus Capital Partners
+ 126 more
Shared employers
Also worked at Ode with Anthropic1
Also worked at Fractional AI2
Also worked at Fabius (acquired by Fractional AI 2026)1
Also worked at LiveRamp23
Omar TawakolFounder, Voicea at Decibel PartnersNik KolluruCOO at Align VenturesAna Maria HarrisonPartner, Investor Relations at Adams Street PartnersJackson PolveriInvestor at CatchLight Capital PartnersJosh RapperportPrincipal at Innovation EndeavorsHenry TilburyAssociate Director at Disruptive Capital
+ 17 more