Fundraising Fox

Matt White

Founder

Co-Founder at Propolis

New York, New York, United States

FoundedPropolis · YC

About

Matt White is co-founder of Propolis, an automated quality assurance testing platform using autonomous browser agents to simulate user behavior.

Co-Founder at PropolisYC X25

Intro paths

YC

Matt went through Y Combinator (Spring 2025) — 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 Propolis's batch and knows the company first-hand. YC profile ↗

→

In turn, Matt can intro founders to Propolis's investors below.

Propolis's investors · 2

Olive Tree CapitalBoston · since 2025Y CombinatorSan Francisco · $500K checks · since 2025

Co-founders at Propolis

MPMarc Papazian
Marc PapazianCo-Founder
FC
Fabien Claude GaricExecutive Officer

Experience

  1. DatadogStaff Software Engineercurrent2026 — present
  2. Propolis (YC X25)CTO / Co-Foundercurrent2025 — present
  3. AirtableSoftware Engineer2022 — 2025
  4. ViseTech Lead / Manager2021 — 2022
  5. ViseSoftware Engineer2020 — 2021
  6. ClassPassSoftware Engineer2018 — 2020

Skills & more

Teamwork15Leadership17Customer Service9Optimization5Analysis3Python6Java2Data Analysis3Event Planning3SQL1Public Speaking1React.js
+1 moreRedux

From Matt's professional profile.

Frequently asked questions

Who is Matt White?
Matt White is co-founder of Propolis, an automated quality assurance testing platform using autonomous browser agents to simulate user behavior.
Where does Matt White work?
Matt White is Co-Founder of Propolis.
What companies did Matt White found?
Matt White founded Propolis.
Where did Matt White go to school?
Matt White studied at Y Combinator; Cornell University (Bachelor's Degree, Computer Science).

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

Cornell University mafia218

Also came through, then founded or led a company.

John ZimmerBSFounded Lyft +1Ian JanickiBachelors of ArchitectureFounded Outfit +2Ryan XueBachelor of Science (B.Sc.)Founded Andco +2Don MuirDyson School of BusinessFounded Arc +2Uri LopatinBAFounded Pardes Biosciences +1David SteinbergBAFounded Restorbio +1

+ 211 more

Datadog mafia27

Also came through, then founded or led a company.

Josephine LeeSoftware Engineering InternFounded Palette Labs +1Brad MenezesSenior Director of Product ManagementFounded Superblocks +1Pierre BetouinSenior Vice President Product ManagementFounded Tolmo +1Sergio PradaSoftware EngineerFounded Metal +1Arseniy ShishaevSoftware EngineerFounded Superlog +1Sunil DhaliwalInvestorFounded Suplari

+ 20 more

Airtable mafia9

Also came through, then founded or led a company.

Stephen CampbellSoftware EngineerFounded Sensei +1David BeyerInvestorFounded ChartioDiogo MónicaAdvisorFounded AnchorageHowie LiuCo-Founder and CEOFounded EtactsWilliam WolfEngineeringFounded BayesJustin WoodbridgeEngineeringFounded Bayes

+ 2 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 Cornell University750

Doug LeonePartner at Sequoia Capital; former Global Managing PartnerJenny LeeSenior Managing Partner at Granite AsiaNeeraj AgrawalGeneral Partner at Battery VenturesJohn ZimmerCo-founder of LyftMichelle FernandesInvestor at Index VenturesMicah RosenbloomGeneral Partner at Founder Collective

+ 744 more

Shared employers

Also worked at Propolis (YC X25)2

Arnav SahuPartner at Peak XV PartnersMarc PapazianCo-Founder at Propolis

Also worked at Airtable29

Peter FentonGeneral Partner at BenchmarkEllie HinkenInvestor at Khosla VenturesDavid BeyerPartner at Amplify PartnersMax GazorInvestor at Striker Venture PartnersSam WerboffHead of Digital Native Enterprise GTM, Anthropic at EMERGENT VENTURESAkshay NathanEngineering Manager at Asymmetric Capital Partners

+ 23 more

Also worked at Vise8

Bá MinuzziFounder and General Partner at Babel VenturesBen LingGeneral Partner at Bling CapitalKingsley AdvaniPartner at ChainFund CapitalBarbara Kunde MinuzziManaging Partner at Ausum VenturesAlex ConferFounder at RisottoRob NanceCo-founder, CEO at Dispatch io

+ 2 more

Also worked at ClassPass10

Adam ValkinInvestment Team at General CatalystAnnie KadavyVenture Partner at Redpoint VenturesChase RifkinVP, Talent at CAVU Consumer PartnersEsther DysonInvestor at Blue Tulip VenturesRaj KapoorCo-founder | Managing Partner at ClimacticJoe SaijoFounding General Partner at Counterpart Ventures

+ 4 more