Founded in 2025 in NYC, Rathcullen is a construction technology and research company redefining how projects manage compliance, risk, and on-site performance.

Built at the intersection of industry expertise and research & development, we are bringing to market practical, data-driven solutions that address critical construction pain points. Our systems bring structure to compliance, clarity to operations, and measurable control to complex site environments.

Rathcullen exists to modernize construction through intelligent technology built by professionals who understand the realities of the field.