SAFETY-KLEEN CORP. SEVERANCE AGREEMENT PARTICIPANTS Hyman K. Bielsky Senior Vice President/General Counsel James L. Breece Vice President Technical Donald W. Brinckman Chief Executive Officer Roy D. Bullinger Senior Vice President Business Management and Marketing Robert J. Burian Senior Vice President Human Resources Andrew A. Campbell Senior Vice President, Finance and Chief Financial Officer Michael H. Carney Senior Vice President Marketing Services Glenn R. Casbourne Vice President Engineering and Oil Recycle Operations Joseph Chalhoub President and Chief Operating Officer David A. Dattilo Senior Vice President Sales and Service Lawrence G. Davenport Vice President Information Services and Chief Information Officer Scott E. Fore Senior Vice President Environment, Health & Safety F. Henry Habicht, II Senior Vice President Corporate Development Scott D. Krill Assistant General Counsel and Secretary Ulisse Marini Vice President Solvent Recycle Operations Clyde R. Phillips Vice President Sales Eastern Division Clark J. Rose Senior Vice President, Operations Laurence M. Rudnick Treasurer Clifford J. Schulz Controller