JAMES SCHAEFFER AND SCHIMMING, INC

Thomas M. Rood P.L.S. License  #3565

Telephone:  847-885-3322  Fax:  847-885-0770

Postal Address:  4505 N. Elston Ave.  Chicago, Illinois    60630-4420

  GREMLEY AND BIEDERMANN, INC

Robert G. Biedermann P.L.S. License  #2802

Telephone:  773-685-5102  Fax:  773-286-4184

Postal Address:  4505 N. Elston Ave.  Chicago, Illinois     60630-4420

  CHICAGO GUARANTEE SURVEY COMPANY

Brian S. Stout P.L.S. License  #3584

Telephone:  312-986-9445  Fax:  312-986-9679

Postal Address:  4505 N. Elston Ave.  Chicago, Illinois     60630-4420