Madison startup Redox, which developed a secure network for exchanging health care data, has closed on a $33 million round of funding, according to a company news release.
The funding round was led by Boston-based Battery Ventures. Other investors in the round included Boston's .406 Ventures, New York's RRE Ventures and Intermountain Ventures of Salt Lake City.
Launched in 2014, more than 450 health care organizations use Redox for a multitude of digital health care applications.
