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Definite

YC S26

San Francisco, US · Founded 2026 · 3 employees · 1 known investors

Definite provides continuous automated compliance and reconciliation software for bank controllers, verifying general ledger ties, regulatory filings (Call Reports, 5300s), lending limits, and HMDA/capital checks as data arrives rather than at quarter-end.

Also known as Bylaw · Ledgix

Founders & leadership· Y Combinator alumni (S26)

Definite was founded in 2026 by Mazin Al-Ani, Farhan Ur Rehman, and Gurshabd Singh Varaich.

MAMazin Al-Ani
Mazin Al-AniinCo-FounderMazin Al-Ani studied computer science at the University of Waterloo and has worked as a software engineer intern at Optiver on quantitative trading systems and at Boosted.ai on an agentic AI platform for financial analysts. He is founder of Definite, which participated in Y Combinator's S26 batch.
FUFarhan Ur Rehman
Farhan Ur RehmaninCo-FounderFarhan Ur Rehman is an engineer who previously worked at Meta on the Instagram Reels recommendation team and studied Statistics at the University of Waterloo.
GSGurshabd Singh Varaich
Gurshabd Singh Varaichin𝕏Co-Founder & CEOGurshabd Singh Varaich is a computer science graduate from the University of Waterloo who previously worked as a software engineer intern at BitGo, focusing on wallet policy and approval controls. He is the founder and CEO of Definite.

Investors · 1

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

In the news

Frequently asked questions

What does Definite do?
Definite provides continuous automated compliance and reconciliation software for bank controllers, verifying general ledger ties, regulatory filings (Call Reports, 5300s), lending limits, and HMDA/capital checks as data arrives rather than at quarter-end.
Who founded Definite?
Definite was founded by Mazin Al-Ani, Farhan Ur Rehman, Gurshabd Singh Varaich in 2026.
Who are Definite's investors?
Definite's investors include Y Combinator.
Where is Definite headquartered?
Definite is headquartered in San Francisco, US.