Cero
YC S21Santiago, CL · Founded 2017 · 10 employees · 2 known investors
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.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.
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Felipe RodríguezinCEO & 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.
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Jorge Pérez𝕏FounderJorge 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.
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Mauricio Quezadain𝕏FounderMauricio 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 · 2
In the news
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., Y Combinator.
- Where is Cero headquartered?
- Cero is headquartered in Santiago, CL.

