LexFusion | 2,910 followers on LinkedIn. Growth Advisors to Elite Businesses in the New Legal Economy | LexFusion is the innovation portfolio of Baretz+Brunelle (B+B), the growth advisory firm to elite businesses in the legal industry. Acquired by B+B in 2025, LexFusion today operates across three integrated services designed to accelerate meaningful legal innovation in the new legal economy. LexFusion Acceleration is the industry’s established tech growth advisory, helping category-leading legal technology companies scale.