Cesara

Active · Faster & accurate transactions for health systems

Why it ranks

4signal of 100 · rising 4

A sum of public facts, not a judgement and not investment advice.

Companies closest to Cesara
Company	Category	Status	Program
Ribbon HealthShared: healthcare, accurateYC S17AcquiredDevtools	Devtools	Acquired	YCS17
AttunementShared: healthcare, accurate, systemYC W24ActiveAI	AI	Active	YCW24

Companies next to Cesara
Company	Category	Status	Program
AvieShared: healthcareEF 2021Not statedOther	Other	Not stated	EF2021
KanjoShared: healthcareEF 2021Not statedAI	AI	Not stated	EF2021
AssuricShared: healthcareEF 2024Not statedOther	Other	Not stated	EF2024
thymiaShared: healthcareEF 2020Not statedAI	AI	Not stated	EF2020
Medico.comShared: healthcare500 Global 2012Not statedOther	Other	Not stated	500 Global2012

Company	Category	Status
Altair HealthStripe for medical billingteam of 4ActiveAI	AI	Active
CONUSThe AI knowledge layer for medical devicesteam of 3hiringActiveAI	AI	Active
Nxtcure LabsEngineering the future of Cancer Drug DiscoveryActiveAI	AI	Active
SaccadeWorld's Earliest Test for Alzheimer's Biomarkersteam of 2ActiveAI	AI	Active
SutrixDeployed AI to turn EHR data into study-ready datasetsteam of 2ActiveAI	AI	Active
0.securityThe autonomous cybersecurity teamteam of 2ActiveAI, Devtools	AI, Devtools	Active

Joined a programOct 22, 2026

Joined Y Combinator's Fall 2026 batch (F26).

Which YC batch was Cesara in?

Cesara was in Y Combinator's Fall 2026 batch (F26).

Is Cesara still active?

Y Combinator lists Cesara as active.

Who founded Cesara?

Cesara's founders, as listed on its YC page: Xinan Rahman (Founder/CEO), Junwoo Lee (Founder/CTO).

Where is Cesara based?

Cesara lists San Francisco, CA, USA as its location on YC's directory.