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Cero

YC S21

Santiago, CL · Founded 2017 · 10 employees · 9 known investors

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Cero operates an automated messaging platform that uses WhatsApp to handle appointment coordination between hospitals and patients across Latin America, handling tasks like confirmation and rescheduling. The service addresses missed medical appointments by enabling patients to confirm or cancel visits without direct phone contact with staff.

Also known as Cero Holdings Limited · CERO.AI

AI & Machine LearningEnterprise SoftwareMachine LearningConsumer Health ServicesB2BNLPChileLatin AmericaFully Remote

Founders & leadership· Y Combinator alumni (S21)

Cero was founded in 2017 by Felipe Rodríguez, Jorge Pérez, and Mauricio Quezada.

FRFelipe Rodríguez
Felipe RodríguezCEO & co founderHe previously founded Excedent, which developed healthcare eligibility and payment APIs connecting health providers with Chilean insurers, and Deenty, a dental access company launched in 2013. He also co-founded Rompientes, an environmental nonprofit focused on coastal conservation.
JPJorge Pérez
Jorge PérezCo-FounderJorge Pérez holds a PhD in Computer Science and has spent over a decade conducting research in web data, natural language processing, and deep learning, including work as a Microsoft Research PhD Fellow. He has authored publications in major conferences including NeurIPS, ICLR, and IJCAI, and developed open-source NLP tools for Spanish that are used by industry and academic institutions across Latin America.
MQMauricio Quezada
Mauricio QuezadaCo-Founder and CTO @ CeroMauricio Quezada holds a PhD in Computer Science from Universidad de Chile and has worked as a software engineer. He competed on a winning ICPC team in 2011 and has organized programming training camps across Chile and Latin America, with published research in data science venues including SIGIR, EPJ Data Science, and PLoS One.

Investors · 9

Grant Park Ventureslisted by Grant Park VenturesLos Altos

How we know: Grant Park Ventures's portfolio page · Y Combinator's founder network · Not right? Tell us

Y Combinatorlisted by Y CombinatorSan Francisco · $500K

How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us

Crossbeam Venture PartnersreportedNew York · $1M – $1.5M

How we know: Y Combinator's founder network · Not right? Tell us

Harvard Management CompanyreportedAllston

How we know: Y Combinator's founder network · Not right? Tell us

OUTBOUND CAPITALreportedSaratoga Springs

How we know: Y Combinator's founder network · Not right? Tell us

Platanus VenturesreportedSantiago · $200K

How we know: Y Combinator's founder network · Not right? Tell us

Quiet CapitalreportedSan Francisco · $100K – $25M

How we know: Y Combinator's founder network · Not right? Tell us

Trend Discovery CapitalreportedCharleston

How we know: Y Combinator's founder network · Not right? Tell us

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Companies working in the same space as Cero.

Legal entities · 1

corporate structure
Cero Holdings Limited

Frequently asked questions

What does Cero do?
Cero operates an automated messaging platform that uses WhatsApp to handle appointment coordination between hospitals and patients across Latin America, handling tasks like confirmation and rescheduling. The service addresses missed medical appointments by enabling patients to confirm or cancel visits without direct phone contact with staff.
Who founded Cero?
Cero was founded by Felipe Rodríguez, Jorge Pérez, Mauricio Quezada in 2017.
Who are Cero's investors?
Cero's investors include AAF Management Ltd., Grant Park Ventures, Y Combinator, Crossbeam Venture Partners, Harvard Management Company, OUTBOUND CAPITAL, Platanus Ventures, Quiet Capital and 1 more.
Where is Cero headquartered?
Cero is headquartered in Santiago, CL.