Heritage-Crystal Clean, Inc. to Present at the Stifel 2021 Virtual Cross Sector Insight Conference

June 1, 2021

ELGIN, IL., June 1, 2021 — Heritage-Crystal Clean, Inc. (Nasdaq:HCCI) announced that Brian Recatto, CEO, and Mark DeVita, CFO, will present at the Stifel 2021 Virtual Cross Sector Insight Conference on Tuesday, June 8, 2021. Heritage-Crystal Clean’s presentation is scheduled to begin at 8:40 am EDT.

A recording of the webcast can be accessed online at https://vimeo.com/560572357.