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Vector Systems

Vector Systems, PBC develops VectorOS, a legal operating system consolidating matters, documents, company records and data rooms with AI-powered intelligence for in-house legal teams.

Vector Systems, PBC is a legal technology company based in California. It develops and publishes VectorOS, a legal operating system for companies and their in-house counsel that consolidates matters, executed documents, company records, data rooms and AI-powered intelligence into a single workspace. The platform is designed to let legal teams draw answers from their own records rather than from external sources.

VectorOS includes several distinct capabilities. Vector Intelligence answers questions against permitted documents, while AI Redlining reviews third-party documents and Legal Health Checks examine corporate and equity records. The Smart Data Room connects to Google Drive, OneDrive, Box and Dropbox. AI outputs are subject to Lawyer in the Loop, a senior counsel oversight feature rather than fully autonomous review.

Engineering work spans artificial intelligence, AI-powered document intelligence and software development. The company also maintains Blackline, an open-source, MIT-licensed Office Open XML toolkit for DOCX, XLSX and PPTX files written in Rust.

Vector Systems operates as a Public Benefit Corporation, with a stated commitment to accessible legal technology, and is backed by investors including Y Combinator, Base10 and Transpose Platform. The product company is kept separate from Vector Legal, P.C., a licensed California law firm.

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