koppers, headquartered in pittsburgh, pennsylvania, is a global wood preservation technology company that creates safe and environmentally responsible solutions to solve our customer’s most important challenges. our products and services are used in a variety of niche applications in a diverse range of end-markets including railroad, specialty chemical, utility, residential lumber, agriculture, aluminum, steel, rubber and construction industries. with more than 2,100 employees, we maintain a global manufacturing and distribution network, with facilities in north america, south america, australasia, china and europe. koppers is committed to living a culture of zero harm that places the care of our people, our environment and our communities first at all times. the company is also a member of the american chemistry council and dedicated to adopting its responsible care® initiative at all of our locations worldwide.