EX-99 4 ex5sc13da-cleanharbors.txt EXHIBIT 5 Exhibit 5 to SC13-D/A JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them a Joint Statement on Schedule 13D, dated the date hereof. This Joint Filing Agreement shall be included as an Exhibit to such joint filing. In evidence thereof, each of the undersigned, being duly authorized, hereby executed this Agreement this 20th day of September, 2002. OAK HILL SECURITIES FUND, L.P. By: Oak Hill Securities GenPar, L.P., its general partner By: Oak Hill Securities MGP, Inc., its general partner By: /s/ Glenn R. August ------------------------------------ Name: Glenn R. August Title: President OAK HILL SECURITIES GENPAR, L.P. By: Oak Hill Securities MGP, Inc., its general partner By: /s/ Glenn R. August ------------------------------------ Name: Glenn R. August Title: President OAK HILL SECURITIES MGP, INC. By: /s/ Glenn R. August ------------------------------------ Name: Glenn R. August Title: President OAK HILL SECURITIES FUND II, L.P. By: Oak Hill Securities GenPar II, L.P., its general partner By: Oak Hill Securities MGP II, Inc., its general partner By: /s/ Glenn R. August ------------------------------------ Name: Glenn R. August Title: President OAK HILL SECURITIES GENPAR II, L.P. By: Oak Hill Securities MGP II, Inc., its general partner By: /s/ Glenn R. August ------------------------------------ Name: Glenn R. August Title: President OAK HILL SECURITIES MGP II, INC. By: /s/ Glenn R. August ------------------------------------ Name: Glenn R. August Title: President OAK HILL ASSET MANAGEMENT, INC. By: /s/ Glenn R. August ------------------------------------ Name: Glenn R. August Title: President OAK HILL ADVISORS, L.P. By: Oak Hill Advisors MGP, Inc., its general partner By: /s/ Glenn R. August ------------------------------------ Name: Glenn R. August Title: President OAK HILL ADVISORS MGP, INC. By: /s/ Glenn R. August ------------------------------------ Name: Glenn R. August Title: President /s/ Glenn r. August ---------------------------------------- Glenn R. August