ELGIN, Ill.–(BUSINESS WIRE)–Heritage-Crystal Clean, Inc. (Nasdaq:HCCI) plans to release its financial results for the first quarter of 2022, which ended March 26, 2022, after the market close on Wednesday, May 4, 2022. The company will host a conference call on Thursday, May 5, 2022 at 9:30 AM Central Time, during which management will give a […] April 21, 2022