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Sully

YC S21

San Francisco, US · Founded 2023 · 44 employees · Hiring · 18 known investors

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Sully builds medical AI software for healthcare providers, including ambient documentation, scheduling, intake, and clinical decision support tools designed to reduce administrative burden and improve patient care efficiency.

Also known as Odiggo, Inc. · Odiggo · Odiggo, Sully.ai · Sully.ai

AI & Machine LearningDigital HealthEnterprise SoftwareFuture of WorkHealthtechMedical DevicesSaaSArtificial IntelligenceHealth TechB2BHealthcareUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (S21)

AOAhmed Omar
Ahmed OmarCo-Founder & CEOAhmed Omar is CEO of Sully.ai, an AI labor platform focused on healthcare automation that has added millions of minutes to workforce operations.
ANAhmed Nasser
Ahmed NasserCo-Founder, President & COOAhmed Nasser studied computer science and worked in healthcare sales, where he ranked among the top performers across a large sales team. In 2019, he grew a startup's annual recurring revenue to $14M within 22 months.
OOmar
OmarCo-founder of Sully.ai, which builds medical AI software for healthcare providers, including ambient documentation, scheduling, intake, and clinical decision support tools.
NNasser
NasserFounder of Sully.ai, which builds medical AI software for healthcare providers, including ambient documentation, scheduling, intake, and clinical decision support tools aimed at reducing administrative burden.
AO
Ahmed Omar (Sully.ai)
WS
Wissam Saleh
DH
Dr. Henry DuongHead of Engineering
AKAmit Kumthekar
Amit KumthekarCo-founderHe leads research and generative AI work at Sully while serving as a principal investigator at Dexcom. At Stanford he was a student researcher at the School of Medicine and a teaching assistant, and he earlier worked as a 3D designer on VALORANT at Riot Games.
CG
Chaitanya GharpureFounder
VP
VJ PahariRecruiter
MM
Mags MagnoliFounding Engineer
RB
roshana babuHRformer

Investors · 18

500 Globallisted by 500 GlobalPalo Alto · $150K

How we know: open dataset · 500 Global portfolio 2026-08 · Y Combinator's founder network · Not right? Tell us

Alumni Ventureslisted by Alumni VenturesManchester · $100K – $10M

How we know: av.vc · Not right? Tell us

Amity Ventureslisted by Amity VenturesSan Francisco · $1M – $5M

How we know: Amity Ventures's portfolio page · the VCSheet dataset · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us

AUM Ventureslisted by AUM VenturesIndia · $750K – $2M

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

Beyond Capitallisted by Beyond CapitalSan Diego
Leonis Capitallisted by Leonis CapitalSan Francisco

How we know: the VCSheet dataset · Not right? Tell us

LifeX Ventureslisted by LifeX VenturesSan Franciscovia Inaki Berenguer · inferred

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

LoftyInc Capitallisted by LoftyInc CapitalHouston

How we know: LoftyInc Capital's portfolio page · the VCSheet dataset · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us

Phaze Ventureslisted by Phaze VenturesMuscat

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

Plug and Play Ventureslisted by Plug and Play VenturesSilicon Valley · $50K – $400K

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

SemperVirens Venture Capitallisted by SemperVirens Venture CapitalSan Mateo

How we know: SemperVirens Venture Capital'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 · funding news · salestools.io · open dataset · 5k.vc investor directory · Not right? Tell us

Alpha Square GroupreportedNew York

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

Courtyard VenturesreportedBerkeley · $50K – $100K

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

Goodwater CapitalreportedBurlingame · $5M – $50M

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

Not Yet VenturesreportedCharlottesville

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

SEEDRA VenturesreportedAd Diriyah

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

Workday VenturesreportedSan Francisco

How we know: the VCSheet dataset · Not right? Tell us

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

The YC application· Summer 2021 batch

Alumni Q&A

What is the core problem you are solving? Why is this a big problem? What made you decide to work on it?
The founders state that doctors spend half their time on non-patient-care tasks, and the remaining half is inefficient.
What is your long-term vision? If you truly succeed, what will be different about the world?
The founders aim to build a fully autonomous AI doctor to reduce care costs and widen access to care, which they view as a basic human right.

Summarized from the founders' answers on their Y Combinator profile.

Related companies · 10

Heidi HealthHeidi builds an AI Care Partner platform that augments clinical workflows through an AI scribe and a medical research tool called Evidence, serving clinicians across hospitals and healthcare systems globally. The platform supports millions of weekly consultations across 110 languages and 190 countries.
Andy AIAndy is an AI-powered ambient scribing platform for home health agencies that automates clinical documentation, compliance checks, and medical coding. The system captures patient visits through voice, generates charts in real time, and integrates with existing electronic medical records systems.
Glass HealthGlass Health provides an AI platform that assists clinicians in generating diagnostic hypotheses and developing treatment plans.
FreedFreed builds an AI assistant for clinicians that generates clinical notes from patient encounters, offering customizable templates, visit prep summaries, patient-friendly instructions, referral and other letters, and suggested billable ICD-10, CPT, and E/M codes that can sync to an EHR. It serves healthcare providers looking to reduce documentation time.
OrchidOrchid provides an electronic health record system with AI capabilities for solo and small-group mental health practices, handling administrative tasks and clinical documentation to reduce manual work.
ScritchScritch offers Emily, an AI receptionist that answers veterinary practice calls 24/7 to manage appointments, create patient records, answer practice and patient-specific questions, and route complex cases to staff. The AI agent integrates with practice management and phone systems to serve veterinary clinics.
CarepatronCarepatron provides practice management and clinical workflow software for healthcare clinicians. The platform handles scheduling, patient documentation, billing, and payments in a single application, targeting medical practitioners globally.
NovelcareNovel Care accelerates the development and deployment of new medical treatments by bringing together clinicians, technologists, and designers. The company works with research and healthcare organizations to bridge healthcare and scientific research.
Simbie AISimbie AI builds healthcare workflow management software for clinical practices, automating scheduling and documentation to reduce administrative burden on providers and improve patient care.
Twofold HealthAsk Twofold is an AI clinician assistant built into Twofold's clinical platform that helps healthcare providers with clinical documentation, referral letters, billing and coding support, and compliance preparation through conversational natural language. The tool serves mental and behavioral health providers, psychiatrists, psychologists, therapists, social workers, and other clinicians in solo practices, group practices, and clinics.

Companies working in the same space as Sully.

Legal entities · 1

corporate structure
Odiggo, Inc.

In the news

Sully.ai Raises $100 | Signalbasetrysignalbase.com · Mar 2026

Frequently asked questions

What does Sully do?
Sully builds medical AI software for healthcare providers, including ambient documentation, scheduling, intake, and clinical decision support tools designed to reduce administrative burden and improve patient care efficiency.
Who founded Sully?
Sully was founded by Ahmed Omar, Ahmed Nasser, Omar, Nasser, Ahmed Omar (Sully.ai), Wissam Saleh in 2023.
Who are Sully's investors?
Sully's investors include 500 Global, Alumni Ventures, Amity Ventures, AUM Ventures, Beyond Capital, Leonis Capital, LifeX Ventures, LoftyInc Capital and 10 more.
Where is Sully headquartered?
Sully is headquartered in San Francisco, US.