Alan S. McKim

Mr. McKim, who founded Clean Harbors in 1980, became Executive Chairman and Chief Technology Officer of the Company in March 2023 as part of a planned transition. Before that, he served as Chairman of the Board of Directors and Chief Executive Officer of the Company since its inception and President from September 2016 to March 2023. Mr. McKim received an MBA from Northeastern University's D'Amore - McKim School of Business. He serves on Northeastern University's Board of Trustees and received an honorary doctorate from the Massachusetts Maritime Academy. Mr. McKim is recognized as an industry leader with more than four decades in the environmental services business.