David Day net worth
Quick answer
David Day's estimated net worth is $6.67M (range $4.67M – $10.0M) as of 2026. David Day is Founder at LunaBill. LunaBill valuation.
David Day is Founder at LunaBill (YC F25). Independent Entrepreneurial Check model estimate from public YC data.
At a glance
- Company status: Active
- Region: United States of America
- Industries: Healthcare, Healthcare IT
- Team size: 4
- Website: https://lunabill.com/
Who is David Day?
David Day is a founder at LunaBill, a startup that aims to streamline billing processes for users.
About LunaBill
LunaBill is building AI Voice callers for healthcare billing teams. Insurance claim follow-up calls account for the 80% of the daily workload of a healthcare billing team, with each call averaging 30 minutes.
Since our launch in July we are now at $764K in contracted ARR, of which $428K is live revenue and the rest will go live by January 2026. Our customers see a 10x increase in claims followed up per biller in...
FAQ: David Day net worth and LunaBill valuation
What is David Day's net worth?
David Day's estimated net worth is $6.67M (range $4.67M – $10.0M) as of 2026. David Day is Founder at LunaBill. Entrepreneurial Check publishes an independent model-based estimate from public company and role data. Not verified net worth, and Entrepreneurial Check is not affiliated with Y Combinator or the profiled companies.
What is LunaBill valuation?
LunaBill's estimated valuation on Entrepreneurial Check is $20.0M. That valuation, or a disclosed round when one is public, is the source for the paper-wealth estimate. Independent model output — not a verified appraisal or official mark.
What is David Day's role?
David Day is Founder at LunaBill, a Y Combinator-backed startup (batch F25).