Geoff Segal Net Worth (Estimated)
Co-Founder at FullSeam · YC W26, S19
Quick answer
Geoff Segal's estimated net worth / paper wealth is $16.7M (range $11.7M–$25.0M) as of 2026.
Geoff Segal is Co-Founder at FullSeam (YC W26, S19). Independent Entrepreneurial Check model estimate from public YC data.
At a glance
- Company status: Active
- Region: United States of America
- Industries: B2B, Finance and Accounting, Real Estate and Construction
- Team size: 3
- Website: https://fullseam.com
Who is Geoff Segal?
Geoff Segal is a founder at FullSeam, having participated in the Y Combinator Winter 2019 batch.
Highlights:
- Y Combinator (W19)
- FullSeam (W26)
About FullSeam
FullSeam builds agents for corporate accounting. Our agents replace manual accounting tasks that typically happen outside of our customers’ accounting software, like accounts payable, accounts receivable, and reconciliation.
Model inputs
- Stage: seed
- Valuation tier: raise-10x
- Funding input: reported raise $5.0M
- Valuation note: Directory $5M was Tracxn-cited but Tracxn only shows YC $500k. Lock the $5M figure the participating fund published. Do not invent Caplight’s $1M lifetime.
- Research as-of: 2026-09-14
- Funding source: https://velocitycatalyst.substack.com/p/why-were-investing-in-fullseam
FAQ: Geoff Segal net worth and FullSeam valuation
What is Geoff Segal's net worth?
Geoff Segal's estimated net worth / paper wealth is $16.7M (range $11.7M–$25.0M) as of 2026. Entrepreneurial Check publishes an independent model-based estimate from public company and role data.
Geoff Segal net worth
Geoff Segal's estimated net worth / paper wealth is $16.7M (range $11.7M–$25.0M) as of 2026. This Geoff Segal net worth figure is estimated paper wealth, not a verified statement of assets.
How much is Geoff Segal worth?
Geoff Segal's estimated net worth / paper wealth is $16.7M (range $11.7M–$25.0M) as of 2026. How much Geoff Segal is worth here means estimated paper wealth from public company and role data — not financial advice.
How rich is Geoff Segal?
Geoff Segal's estimated net worth / paper wealth is $16.7M (range $11.7M–$25.0M) as of 2026. “How rich is Geoff Segal” here means estimated paper wealth from public company and role data — not verified net worth or financial advice.
Geoff Segal fortune
Geoff Segal's estimated net worth / paper wealth is $16.7M (range $11.7M–$25.0M) as of 2026. This Geoff Segal fortune figure is estimated paper wealth only, not a verified statement of assets.
Geoff Segal equity value
Geoff Segal's estimated net worth / paper wealth is $16.7M (range $11.7M–$25.0M) as of 2026. Geoff Segal equity value on this page is modeled paper wealth from estimated ownership — not a disclosed cap table or verified net worth.
What is FullSeam valuation?
FullSeam's estimated valuation on Entrepreneurial Check is $50.0M. Independent model output, not a verified appraisal or official mark.
What is FullSeam post-money valuation?
FullSeam's estimated valuation on Entrepreneurial Check is $50.0M. That figure is a modeled post-money mark when a public raise is available — not a verified appraisal or official mark.
What is FullSeam funding?
FullSeam funding, when a public raise is available, is a model input on this Entrepreneurial Check profile. How much FullSeam raised is not a complete cap table — figures are estimates only.
How much did FullSeam raise?
How much FullSeam raised, when disclosed, informs the estimated FullSeam valuation and founder paper-wealth figures on this page. Independent estimate only — not a complete cap table or financial advice.
How much money did FullSeam raise?
How much money FullSeam raised, when a public figure is available, is a model input for the estimated FullSeam valuation on this profile. Estimates only — not a complete cap table.
What is FullSeam series funding?
FullSeam series funding, when a public raise is disclosed, informs the estimated FullSeam valuation here. Not a complete financing history.
What company is Geoff Segal building?
Geoff Segal is Co-Founder at FullSeam, a Y Combinator-backed startup (batch W26, S19).
What does FullSeam do?
FullSeam — AI agents for corporate accounting teams
What YC batch is Geoff Segal from?
Geoff Segal is associated with Y Combinator batch W26, S19.
What other companies is Geoff Segal connected to?
Public associations for Geoff Segal include TaxProper.
Where is Geoff Segal based?
Public directory data lists Geoff Segal's region as United States of America.
What industry is Geoff Segal in?
Geoff Segal is listed under B2B, Finance and Accounting, Real Estate and Construction.
How big is FullSeam?
Public data lists FullSeam's team size as 3.
What else is notable about Geoff Segal?
Y Combinator (W19).
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.