Max Nussenbaum Net Worth (Estimated)
CEO at Castle · YC W16
Quick answer
Max Nussenbaum's estimated net worth / paper wealth is $36K (range $25K–$55K) as of 2026.
Max Nussenbaum is CEO at Castle (YC W16). Independent Entrepreneurial Check model estimate from public YC data.
At a glance
- Company status: Inactive
- Education: Harvard University
- Region: United States of America
- Industries: Real Estate and Construction, Housing and Real Estate
- Team size: 11
- Website: http://entercastle.com
Who is Max Nussenbaum?
Max Nussenbaum is a Y Combinator founder known for his work at Castle, which aims to enhance the way people manage and use passwords.
Highlights:
- Harvard University
- Y Combinator
- Product management experience
About Castle
Castle manages rental homes for landlords using automation and on-demand labor. We find tenants, collect rent, and coordinate maintenance, allowing owners to kick back, relax, and never worry about their rental properties again. Owners either have to deal with this whole mess themselves, or spend 10% of their rental income on a traditional property management company that requires constant supervision and is...
Model inputs
- Stage: inactive
- Valuation tier: fallback-inactive
- Valuation note: no_discovery_sources [scale: acquired/inactive raise amount not used as 10× input]
- Research as-of: 2026-08-04
- Funding input: no public raise amount found; stage fallback valuation
FAQ: Max Nussenbaum net worth and Castle valuation
What is Max Nussenbaum's net worth?
Max Nussenbaum's estimated net worth / paper wealth is $36K (range $25K–$55K) as of 2026. Entrepreneurial Check publishes an independent model-based estimate from public company and role data.
Max Nussenbaum net worth
Max Nussenbaum's estimated net worth / paper wealth is $36K (range $25K–$55K) as of 2026. This Max Nussenbaum net worth figure is estimated paper wealth, not a verified statement of assets.
How much is Max Nussenbaum worth?
Max Nussenbaum's estimated net worth / paper wealth is $36K (range $25K–$55K) as of 2026. How much Max Nussenbaum is worth here means estimated paper wealth from public company and role data — not financial advice.
How rich is Max Nussenbaum?
Max Nussenbaum's estimated net worth / paper wealth is $36K (range $25K–$55K) as of 2026. “How rich is Max Nussenbaum” here means estimated paper wealth from public company and role data — not verified net worth or financial advice.
Max Nussenbaum fortune
Max Nussenbaum's estimated net worth / paper wealth is $36K (range $25K–$55K) as of 2026. This Max Nussenbaum fortune figure is estimated paper wealth only, not a verified statement of assets.
Max Nussenbaum equity value
Max Nussenbaum's estimated net worth / paper wealth is $36K (range $25K–$55K) as of 2026. Max Nussenbaum equity value on this page is modeled paper wealth from estimated ownership — not a disclosed cap table or verified net worth.
What is Castle valuation?
Castle's estimated valuation on Entrepreneurial Check is $1.0M. Independent model output, not a verified appraisal or official mark.
What is Castle post-money valuation?
Castle's estimated valuation on Entrepreneurial Check is $1.0M. That figure is a modeled post-money mark when a public raise is available — not a verified appraisal or official mark.
What is Castle CEO net worth?
Max Nussenbaum is listed as CEO at Castle. Max Nussenbaum's estimated net worth / paper wealth is $36K (range $25K–$55K) as of 2026. This Castle CEO net worth figure is an independent paper-wealth estimate, not verified net worth.
What is Castle funding?
Castle funding, when a public raise is available, is a model input on this Entrepreneurial Check profile. How much Castle raised is not a complete cap table — figures are estimates only.
How much did Castle raise?
How much Castle raised, when disclosed, informs the estimated Castle valuation and founder paper-wealth figures on this page. Independent estimate only — not a complete cap table or financial advice.
How much money did Castle raise?
How much money Castle raised, when a public figure is available, is a model input for the estimated Castle valuation on this profile. Estimates only — not a complete cap table.
What is Castle series funding?
Castle series funding, when a public raise is disclosed, informs the estimated Castle valuation here. Not a complete financing history.
What company is Max Nussenbaum building?
Max Nussenbaum is CEO at Castle, a Y Combinator-backed startup (batch W16).
What does Castle do?
Castle — Castle manages rental homes using automation and on-demand labor.
What YC batch is Max Nussenbaum from?
Max Nussenbaum is associated with Y Combinator batch W16.
Where did Max Nussenbaum go to school?
Public profiles associate Max Nussenbaum with Harvard University.
What other companies is Max Nussenbaum connected to?
Public associations for Max Nussenbaum include Gusto, Eventbrite.
Where is Max Nussenbaum based?
Public directory data lists Max Nussenbaum's region as United States of America.
What industry is Max Nussenbaum in?
Max Nussenbaum is listed under Real Estate and Construction, Housing and Real Estate.
How big is Castle?
Public data lists Castle's team size as 11.
What is Castle's status?
Castle is listed as Inactive in public company data.
What else is notable about Max Nussenbaum?
Harvard University.
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.