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Danny Grannick estimated net worth profile

Danny Grannick Net Worth (Estimated)

Founder at Bristle · YC W21

est. wealth $5.0M

Quick answer

Danny Grannick's estimated net worth / paper wealth is $5.0M (range $3.5M–$7.5M) as of 2026.

Danny Grannick is Founder at Bristle (YC W21). Independent Entrepreneurial Check model estimate from public YC data.

At a glance

NameDanny Grannick
RoleFounder
CompanyBristle
YC batchW21
Est. company val$20.0M
Assumed ownership25%
Est. paper wealth / net worth$5.0M
$3.5M – $7.5M
  • Company status: Active
  • Education: University of Pennsylvania
  • Region: United States of America
  • Industries: Healthcare, Consumer Health and Wellness
  • Team size: 6
  • Website: https://bristlehealth.com/

Who is Danny Grannick?

Danny Grannick is a co-founder of Bristle, which participated in Y Combinator's Winter 2021 batch.

Highlights:

  • University of Pennsylvania
  • Y Combinator
  • Bristle

About Bristle

At-home oral health testing, coaching & care

Model inputs

  • Stage: seed
  • Valuation tier: fallback-seed
  • Valuation note: [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise] [scale: cleared name-collision raise]
  • Research as-of: 2026-08-04
  • Funding source: https://techcrunch.com/2025/02/20/mercor-an-ai-recruiting-startup-founded-by-21-year-olds-raises-100m-at-2b-valuation/

FAQ: Danny Grannick net worth and Bristle valuation

What is Danny Grannick's net worth?

Danny Grannick's estimated net worth / paper wealth is $5.0M (range $3.5M–$7.5M) as of 2026. Entrepreneurial Check publishes an independent model-based estimate from public company and role data.

Danny Grannick net worth

Danny Grannick's estimated net worth / paper wealth is $5.0M (range $3.5M–$7.5M) as of 2026. This Danny Grannick net worth figure is estimated paper wealth, not a verified statement of assets.

How much is Danny Grannick worth?

Danny Grannick's estimated net worth / paper wealth is $5.0M (range $3.5M–$7.5M) as of 2026. How much Danny Grannick is worth here means estimated paper wealth from public company and role data — not financial advice.

How rich is Danny Grannick?

Danny Grannick's estimated net worth / paper wealth is $5.0M (range $3.5M–$7.5M) as of 2026. “How rich is Danny Grannick” here means estimated paper wealth from public company and role data — not verified net worth or financial advice.

Danny Grannick fortune

Danny Grannick's estimated net worth / paper wealth is $5.0M (range $3.5M–$7.5M) as of 2026. This Danny Grannick fortune figure is estimated paper wealth only, not a verified statement of assets.

Danny Grannick equity value

Danny Grannick's estimated net worth / paper wealth is $5.0M (range $3.5M–$7.5M) as of 2026. Danny Grannick equity value on this page is modeled paper wealth from estimated ownership — not a disclosed cap table or verified net worth.

What is Bristle valuation?

Bristle's estimated valuation on Entrepreneurial Check is $20.0M. Independent model output, not a verified appraisal or official mark.

What is Bristle post-money valuation?

Bristle's estimated valuation on Entrepreneurial Check is $20.0M. That figure is a modeled post-money mark when a public raise is available — not a verified appraisal or official mark.

What is Bristle funding?

Bristle funding, when a public raise is available, is a model input on this Entrepreneurial Check profile. How much Bristle raised is not a complete cap table — figures are estimates only.

How much did Bristle raise?

How much Bristle raised, when disclosed, informs the estimated Bristle valuation and founder paper-wealth figures on this page. Independent estimate only — not a complete cap table or financial advice.

How much money did Bristle raise?

How much money Bristle raised, when a public figure is available, is a model input for the estimated Bristle valuation on this profile. Estimates only — not a complete cap table.

What is Bristle series funding?

Bristle series funding, when a public raise is disclosed, informs the estimated Bristle valuation here. Not a complete financing history.

What company is Danny Grannick building?

Danny Grannick is Founder at Bristle, a Y Combinator-backed startup (batch W21).

What does Bristle do?

Bristle — At-home oral health testing, coaching & care

What YC batch is Danny Grannick from?

Danny Grannick is associated with Y Combinator batch W21.

Where did Danny Grannick go to school?

Public profiles associate Danny Grannick with University of Pennsylvania.

Where is Danny Grannick based?

Public directory data lists Danny Grannick's region as United States of America.

What industry is Danny Grannick in?

Danny Grannick is listed under Healthcare, Consumer Health and Wellness.

How big is Bristle?

Public data lists Bristle's team size as 6.

What else is notable about Danny Grannick?

University of Pennsylvania.

Is Entrepreneurial Check affiliated with Y Combinator?

No. Entrepreneurial Check is an independent informational site and is not affiliated with, endorsed by, or sponsored by Y Combinator or the profiled companies.