XBuild: $19 Million Series A Raised And AI-Based Residential Roofing Estimate Product Launched
By Amit Chowdhry ● Jan 20, 2026
XBuild, an AI estimating platform built for construction contractors, has raised $19 million in a Series A round led by N47, with participation from Rackhouse Ventures and Andreessen Horowitz. The company said it will use the new capital to expand beyond roofing into additional construction estimating categories, including concrete, landscaping, painting, windows and doors, glass and glazing, insulation, HVAC, and plumbing.