Contact us

contact@signlbio.com
Partnering

We work with groups who have an asset whose dose or tolerability is capped, and we are interested in new use cases for our immunomodulatory small molecules.

Investors

Signl is raising a seed round in Q4 2026.

Founders

Aaron Esser-Kahn and Jeremiah Kim. Spun out of UChicago.

The Chicago skyline at dawn, seen across Lake Michigan through haze.