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Proximitty

AI operating system for commercial loans

Y CombinatorWinter 2026ActiveFintechCredit and Lending

What they do

Problem

Commercial loan underwriting and ongoing loan operations are slow, manual, and costly due to document-heavy workflows and compliance requirements.

Solution

An AI operating system with regulator-grade agents that ingest and parse loan documents, spread financials, automate loan operations, and track covenants.

Who it's for

FDIC-insured banks and fintech lenders underwriting and managing commercial loans.

Founders

Wye Yew Ho
Founder

Co-founder & CEO @ Proximitty (YC W26). Previously, led FinCrime and Growth at Taptap Send ($75m -> $200m ARR) and started his career advising banks and fintechs on risk strategy at McKinsey. Highest ranked Malaysian in history in the Southeast Asian Maths Competition (SEAMC).

Zi Zhang
Founder

Co-founder & CTO @ Proximitty (W26). Previously, led security infrastructure at Bloomberg (securing 300k+ terminals) and Head of Engineering at ACI.dev (built world's first unified MCP with 4k GitHub stars in 1 month).

Open roles 1

Member of Technical Staff
San Francisco, CA, US · Full-time · $200K - $250K · 1.50% - 3.00%
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