Analysis Every Construction Tech Startup in the YC Winter 2026 Batch Y Combinator's Winter 2026 cohort — roughly 190 companies, Demo Day March 24, 2026 — included five startups building for construction, trades, and property technology. Here is every one of them: what they do, who built them, and what the batch says about where the industry is heading. Hugo Pegley · Jun 12, 2026