Gauge Capital has announced it has invested in East Coast Institute for Research (ECIR).

ECIR, founded in 2007 and based in Jacksonville, Fla., is a clinical research site management organization focused primarily on the cardiovascular and metabolic therapeutic areas. The company has sites across northern Florida and Georgia.

Gauge, based in Southlake, Texas, is a middle market private equity firm that invests in healthcare and other sectors. Founded in 2013, Gauge typically commits $20 million to $100 million in each platform investment and targets companies with $5 million to $40 million in EBITDA.

Terms of the investment were not disclosed.