Ethylene-oxide-

Ethylene oxide (Image from Sterigenics)

More than 600 lawsuits were filed last week against Sterigenics, claiming that emissions from the company’s now-shuttered Willowbrook, Ill., ethylene oxide (EtO) plant caused health problems in people who lived or worked nearby.

The filings bring the total of personal-injury lawsuits against the Oak Park, Ill.-based company to more than 700, according to one of more than a dozen Chicago-area law firms that have filed lawsuits against Sterigenics; its parent company, Sotera Health; previous parent company Griffith Foods; current investor, private equity firm GTCR; and two managers.

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