Leadership THE STRENGTH OF TWO INDUSTRY LEADERS Since Safety-Kleen became a part of Clean Harbors, Inc., in 2012, we have continued to solidify the corporation as the leading provider of environmental, energy and industrial services in North America. The combined strength of the two organizations significantly enhanced the sustainability options available to existing and new customers. It also leverages the complementary assets that both organizations bring to the marketplace, including industry leading service and expertise. With the combined experience of almost one hundred years, comes unparalleled leadership from a proven team of executives and management leaders. For more information on the corporation’s executive staff and board members, click here>.