Byron Raises $9.1M Seed

Byron, a San Francisco-based startup offering an AI-enabled tax platform, has secured $9.1 million in seed funding.

The round was led by Square Peg, with participation from Sorenson Capital, Liquid2 Ventures, and Correlation Ventures.

The company plans to use the new capital to continue scaling its AI agent technology and expand its capabilities for automating business tax processes.

Founded by Blaze O'Byrne, Byron is an AI tax technology company that develops agent-powered software for accounting firms and tax professionals. The company provides an AI agent platform designed to automate manual workflows for certified public accountant (CPA) firms, helping them manage tax preparation more efficiently. The platform integrates with existing accounting systems and Excel-based processes. By reducing the manual work associated with tax returns, work papers, and compliance tasks, Byron helps CPA firms increase capacity, improve efficiency, and deliver higher-quality client service.

Funding Details

Company Website: https://usebyron.com

Company: Byron

Raised: $9.1M

Round: Seed

Funding Date: May 28, 2026

Lead Investor: Square Peg

Additional Investors: Sorenson Capital, Liquid2 Ventures, Correlation Ventures

Software Category: Artificial Intelligence/Accounting Software