Blue J, an AI tax research platform, raised $122m in a Series D funding round led by Oak HC/FT and Sapphire Ventures, with participation from Intrepid Growth Partners and previous investors. The funds will support team expansion, product development, and market reach. Blue J’s genAI platform answers complex tax questions using curated tax law databases and user queries.

Blue J’s CEO expressed excitement about partnering with leading firms to transform tax research and accelerate innovation. The platform allows users to ask tax questions conversationally and delivers answers with relevant citations. Oak HC/FT partner praised Blue J for revolutionizing tax research with AI, raising accuracy and speeding up the process.

Blue J reported revenue and customer base doubling in the first half of 2025, following a successful Series C round in December 2024. The company has grown to over 80 employees and doubled its new customer acquisition rate since January 2025. Blue J collaborated with CPA.com earlier to provide AI-powered tax research solutions to companies of all sizes.

Read more at Yahoo Finance: Blue J secures $122m Series D funding for AI tax platform