Grant Demaree net worth
Quick answer
Grant Demaree's estimated net worth is $112.88M (range $79.01M – $169.31M) as of 2026. Grant Demaree is Founder at Onebrief. Onebrief valuation.
Grant Demaree is Founder at Onebrief (YC S21). Independent Entrepreneurial Check model estimate from public YC data.
At a glance
- Company status: Active
- Region: United States of America
- Industries: B2B
- Team size: 200
- Website: https://onebrief.com
Who is Grant Demaree?
Grant Demaree is a founder associated with Onebrief, a company that was part of Y Combinator's Summer 2021 batch.
Highlights:
- Y Combinator S21
- Onebrief
About Onebrief
Virtually everything in the military requires a plan—from everyday operations to war-time missions. With a rigorous process, many stakeholders, and rudimentary software (PowerPoint!!), planning is very slow.
Onebrief is a collaborative software designed to make military planning fast. It turns every input into reusable building blocks and automatically keeps all planning artifacts in sync.
FAQ: Grant Demaree net worth and Onebrief valuation
What is Grant Demaree's net worth?
Grant Demaree's estimated net worth is $112.88M (range $79.01M – $169.31M) as of 2026. Grant Demaree is Founder at Onebrief. 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 Onebrief valuation?
Onebrief's estimated valuation on Entrepreneurial Check is $2.1B. 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 Grant Demaree's role?
Grant Demaree is Founder at Onebrief, a Y Combinator-backed startup (batch S21).