Siggi Simonarson Net Worth (Estimated)
Founder at BuildBuddy · YC W20
Quick answer
Siggi Simonarson's estimated net worth / paper wealth is $10.0M (range $7.0M–$15.0M) as of 2026.
Siggi Simonarson is Founder at BuildBuddy (YC W20). Independent Entrepreneurial Check model estimate from public YC data.
At a glance
- Company status: Active
- Education: Stanford University
- Region: United States of America
- Industries: B2B, Infrastructure
- Team size: 15
- Website: https://buildbuddy.io
Who is Siggi Simonarson?
Siggi Simonarson is a founder at BuildBuddy, which participated in Y Combinator's Winter 2020 batch.
Highlights:
- Stanford University
- Twitch
About BuildBuddy
BuildBuddy provides enterprise features for Bazel — the open source…
Model inputs
- Stage: seed
- Valuation tier: fallback-seed
- Valuation note: Clear leftover $3.15M. Published close is a SAFE, not a priced equity primary. Do not lock the UK £1m collision or tracker lifetime ~$3.3–4.6M.
- Research as-of: 2026-09-14
- Funding source: https://techcrunch.com/2020/12/01/yc-backed-buildbuddy-raises-3-15m-to-help-developers-build-software-more-quickly/
FAQ: Siggi Simonarson net worth and BuildBuddy valuation
What is Siggi Simonarson's net worth?
Siggi Simonarson's estimated net worth / paper wealth is $10.0M (range $7.0M–$15.0M) as of 2026. Entrepreneurial Check publishes an independent model-based estimate from public company and role data.
Siggi Simonarson net worth
Siggi Simonarson's estimated net worth / paper wealth is $10.0M (range $7.0M–$15.0M) as of 2026. This Siggi Simonarson net worth figure is estimated paper wealth, not a verified statement of assets.
How much is Siggi Simonarson worth?
Siggi Simonarson's estimated net worth / paper wealth is $10.0M (range $7.0M–$15.0M) as of 2026. How much Siggi Simonarson is worth here means estimated paper wealth from public company and role data — not financial advice.
How rich is Siggi Simonarson?
Siggi Simonarson's estimated net worth / paper wealth is $10.0M (range $7.0M–$15.0M) as of 2026. “How rich is Siggi Simonarson” here means estimated paper wealth from public company and role data — not verified net worth or financial advice.
Siggi Simonarson fortune
Siggi Simonarson's estimated net worth / paper wealth is $10.0M (range $7.0M–$15.0M) as of 2026. This Siggi Simonarson fortune figure is estimated paper wealth only, not a verified statement of assets.
Siggi Simonarson equity value
Siggi Simonarson's estimated net worth / paper wealth is $10.0M (range $7.0M–$15.0M) as of 2026. Siggi Simonarson equity value on this page is modeled paper wealth from estimated ownership — not a disclosed cap table or verified net worth.
What is BuildBuddy valuation?
BuildBuddy's estimated valuation on Entrepreneurial Check is $20.0M. Independent model output, not a verified appraisal or official mark.
What is BuildBuddy post-money valuation?
BuildBuddy'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 BuildBuddy funding?
BuildBuddy funding, when a public raise is available, is a model input on this Entrepreneurial Check profile. How much BuildBuddy raised is not a complete cap table — figures are estimates only.
How much did BuildBuddy raise?
How much BuildBuddy raised, when disclosed, informs the estimated BuildBuddy valuation and founder paper-wealth figures on this page. Independent estimate only — not a complete cap table or financial advice.
How much money did BuildBuddy raise?
How much money BuildBuddy raised, when a public figure is available, is a model input for the estimated BuildBuddy valuation on this profile. Estimates only — not a complete cap table.
What is BuildBuddy series funding?
BuildBuddy series funding, when a public raise is disclosed, informs the estimated BuildBuddy valuation here. Not a complete financing history.
What company is Siggi Simonarson building?
Siggi Simonarson is Founder at BuildBuddy, a Y Combinator-backed startup (batch W20).
What does BuildBuddy do?
BuildBuddy — BuildBuddy provides enterprise features for Bazel — the open source…
What YC batch is Siggi Simonarson from?
Siggi Simonarson is associated with Y Combinator batch W20.
Where did Siggi Simonarson go to school?
Public profiles associate Siggi Simonarson with Stanford University.
What other companies is Siggi Simonarson connected to?
Public associations for Siggi Simonarson include Google, Twitch.
Where is Siggi Simonarson based?
Public directory data lists Siggi Simonarson's region as United States of America.
What industry is Siggi Simonarson in?
Siggi Simonarson is listed under B2B, Infrastructure.
How big is BuildBuddy?
Public data lists BuildBuddy's team size as 15.
What else is notable about Siggi Simonarson?
Stanford 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.