Pirros

Detail management system for construction design teams

Website YW23

Los Angeles, CA, USA

44+ people

Private

Founded 2022

Closed about $17M Series A in 2025; raised $2M seed in 2023

Construction

Architecture

SaaS

About

Pirros is reshaping and revolutionizing how Architecture and Engineering firms manage design details. Our software empowers AECO design professionals (Architects, Engineers, Contractors, and Owners) to streamline their detail management process more effectively, reduce errors, and speed up project delivery. We’re building the system of record for detail management in a $12T+ industry that’s been underserved by technology for too long!

About Us

Backed by top-tier investors and angels (YC, Funders Club, PlanGrid, Elephant) - We closed our Series A of ~$17 million in 2025 - PROFITABLE, ~$6M ARR and growing revenue at +10% month-over-month - 300+ firms using us today, growing 10% MoM, 120% NRR - Co-founders both come from structural Engineering, so we have industry experience!