About
Jack Zumwalt is co-founder and CEO of Kimpton AI. He previously co-founded and managed operations at Level III Capital, a quantitative trading firm, and worked as a detection engineer at Goldman Sachs developing threat detection algorithms.
Founder at Kimpton AIYC X26
Intro paths
YC
Jack went through Y Combinator (Spring 2026) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Aaron Epstein, General Partner at Y Combinator — the partner who ran Kimpton AI's batch and knows the company first-hand. YC profile ↗
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In turn, Jack can intro founders to Kimpton AI's investors below.
Kimpton AI's investors · 1
Co-founders at Kimpton AI
AD
Adrian Del BosqueFounder
MO
Mauricio OrtizFounder
Experience
- Kimpton AI (YC P26)Co-Founder, CEOcurrent2025 — present
- Level III CapitalCo-Founder, CEO, Co-CIO2021 — 2025Dallas-Fort Worth Metroplex
- Goldman SachsAnalyst2020 — 2021Dallas/Fort Worth Area
- CommScopeSoftware Engineer2019 — 2020Dallas-Fort Worth Metroplex
- Goldman SachsSummer Analyst2019Dallas-Fort Worth Metroplex
- Palo Alto NetworksSoftware Engineering Intern2018Dallas-Fort Worth Metroplex
Frequently asked questions
- Who is Jack Zumwalt?
- Jack Zumwalt is co-founder and CEO of Kimpton AI. He previously co-founded and managed operations at Level III Capital, a quantitative trading firm, and worked as a detection engineer at Goldman Sachs developing threat detection algorithms.
- Where does Jack Zumwalt work?
- Jack Zumwalt is Founder of Kimpton AI.
- What companies did Jack Zumwalt found?
- Jack Zumwalt founded Kimpton AI.
- Where did Jack Zumwalt go to school?
- Jack Zumwalt studied at Y Combinator; The University of Texas at Dallas (Bachelor of Science (B.S.), Computer Science); University of Oxford (Computer Science, Economics).
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
+ 4,709 more
University of Oxford mafia290
Also came through, then founded or led a company.
Reid HoffmanM.St.Founded LinkedIn +2Gabriel PereyraDropped outFounded HarveyBrent HobermanMaster of Arts - MAFounded Founders Pledge +3William GuttmanM.PhilFounded CurvePoint +3Kevin HartzMstFounded Eventbrite +2Max AhrensDoctor of Philosophy - PhDFounded Maihem +2
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Goldman Sachs mafia249
Also came through, then founded or led a company.
Fred EhrsamTraderFounded Nudge +1Matt HuangSummer AnalystFounded HotspotsDavid VélezAnalystFounded NubankTarek MansourEquity Derivatives AnalystFounded KalshiColin WebbSummer AnalystFounded SaucepricingJeppe RindomSummer InternshipFounded Pleo
+ 242 more
The University of Texas at Dallas mafia19
Also came through, then founded or led a company.
Michael GortonMSFounded Principal Solar +2Rahul SonwalkarBachelor’s DegreeFounded Waterview +1Raghu YarlagaddaMaster's degreeFounded FalconXIsabella ReedBachelor’s DegreeFounded camelAIStanislav GolubchikBusiness Management and Molecular BiologyFounded ContraForceEd AdjeiBachelor of Science - BSFounded Aragorn AI
+ 12 more
Same school
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports VenturesCollin WallaceGeneral Partner at Lobby Capital
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Also attended The University of Texas at Dallas44
HemamAdvisor at Clear VenturesBonnie KomarController at Ballistic VenturesKevin CrowderPartner at Intelis CapitalTriet NguyenPrincipal at Render CapitalStuart NguyenInvestor at Griffin Gaming PartnersJeff WilliamsManaging Partner at Interlock Partners
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Also attended University of Oxford990
Reid HoffmanCo-founder of LinkedIn; Partner at GreylockMichael MoritzFormer Partner at Sequoia Capital; Senior Adviser at Sequoia HeritageBrad GerstnerFounder & CEO of Altimeter CapitalGabriel PereyraCo-founder & President of HarveyDominic JacquessonInvestor at Index VenturesErin Price-WrightInvestor at Index Ventures
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Shared employers
Also worked at Kimpton AI (YC P26)2
Also worked at Goldman Sachs1,505
Josh KushnerFounder & CEO of Thrive CapitalSarah GuoFounder & General Partner of ConvictionFred EhrsamCo-founder and Senior Advisor at Paradigm; founder of NudgeMatt HuangCo-founder and Managing Partner at ParadigmDavid VélezFounder & CEO of NubankTarek MansourCo-founder & CEO of Kalshi
+ 1,499 more
Also worked at CommScope1
Also worked at Palo Alto Networks44
Sarah GuoFounder & General Partner of ConvictionJim GoetzPartner at Sequoia CapitalAsheem ChandnaPartner at Greylock focused on enterprise, cybersecurity, and infrastructure softwareGeorge ManuelianAdvisory Board Member at Rembrandt Venture PartnersEliza ChamberlainSenior Associate at Jump CapitalSergej EppChief Security Officer Central Europe at Palo Alto Networks at PICUS CAPITAL
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