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OpenScaffold

YC F26

San Francisco, US · Founded 2026 · 2 employees · 1 known investors

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Sigma develops an AI-based operating system for mergers and acquisitions, providing software to support M&A processes for the professionals and firms involved in dealmaking.

Also known as Sigma AI Software, INC. · Sigma

AI & Machine LearningEnterprise SoftwareFintechB2BAIUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (F26)

OpenScaffold was founded in 2026 by Rushil Knagaram and Param Mehta.

RKRushil Knagaram
Rushil KnagaramFounder/CEOFounder and CEO of Sigma. He was previously the founding go-to-market hire at USUL and Pump.co, and studied Neuroscience at Duke.
PMParam Mehta
Param MehtaFounder/CTOParam Mehta is Founder and CTO of Sigma. He was previously a founding engineer at USUL, where he built backend infrastructure, and earlier a software engineer at JP Morgan Chase, where he worked on the Graphite AI Agent platform for automating error handling across daily transactions. He studied computer science and statistics at UIUC.

Investors · 1

Related companies · 5

PathPilotPathPilot provides specialized AI agents that automate 60–80% of high-volume operational workflows in lending, including onboarding, servicing, and collections, integrating directly into lenders' existing systems to enable revenue growth without proportional staff expansion.
BayeslineBayesline provides GPU-accelerated financial analytics software deployed on the cloud for hedge funds and institutional investors to develop customized market analysis and investment strategies. The platform reduces the time to build analytics models from weeks or months to seconds.
FinlensFinlens builds an AI assistant that works on top of QuickBooks to automate transaction categorization, GAAP schedules, and collaboration for faster financial closes. It serves startup founders and accounting firms seeking real-time bookkeeping visibility.
MonumintMonumint is a conversational AI platform that automates customer interactions across email, SMS, and voice for regulated financial institutions. The platform handles the full borrower lifecycle, integrating with loan systems, CRMs, and credit data while maintaining compliance with lending regulations.
ProcIndexProcIndex provides AI agents that automate accounts payable, accounts receivable, reconciliation, and month-end close processes within existing ERP systems like NetSuite, SAP, and QuickBooks. The platform integrates via API to handle invoice capture, coding, approvals, vendor communications, and bank matching for finance teams.

Companies working in the same space as OpenScaffold.

Legal entities · 1

corporate structure
Sigma AI Software, INC.

Frequently asked questions

What does OpenScaffold do?
Sigma develops an AI-based operating system for mergers and acquisitions, providing software to support M&A processes for the professionals and firms involved in dealmaking.
Who founded OpenScaffold?
OpenScaffold was founded by Rushil Knagaram, Param Mehta in 2026.
Who are OpenScaffold's investors?
OpenScaffold's investors include Y Combinator.
Where is OpenScaffold headquartered?
OpenScaffold is headquartered in San Francisco, US.