About

Legato Biologics is a rising star in the biologics contract research, development, and manufacturing organization (CRDMO) space, offering end-to-end CMC (Chemistry, Manufacturing, and Controls) solutions. Headquartered in Mount Prospect, Illinois of the United States, Legato Biologics serves a global clientele with a comprehensive suite of services that span from early discovery to Phase 2 clinical trials. Our mission is to provide highest-quality, efficient, and regulatory-compliant solutions to accelerate the development of cutting-edge biologics.

With a state-of-the-art 35,000-square-foot research and manufacturing facility in the Western Suburbs of Chicago, Legato Biologics is equipped to support the full biologics development lifecycle. Our facility houses scalable bioreactors ranging from 2L to 500L, enabling seamless process development and production optimization. In addition, our in-house fill-finish capabilities ensure the timely and compliant supply of clinical trial materials for Phase 2 studies, further strengthening our position as a trusted partner in the biologics industry.

At Legato Biologics, quality and regulatory excellence are at the forefront of our operations. Our cGMP-compliant facility is recognized by the US FDA, ensuring adherence to the highest industry standards. Whether you are looking to advance a novel therapeutic candidate from discovery to the clinic or scale production for mid-stage clinical trials, Legato Biologics provides tailored solutions designed to meet your unique needs with speed and precision.

Partner with Legato Biologics Biopharmaceuticals for a streamlined, expert-driven approach to biologics development and manufacturing—where innovation meets reliability at every step.