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Grading, Certification and Verification
 
Dairy Grading and Standards Contacts  
Grading and Standards Division
Diane D. Lewis, Director
202-690-0530

 

 
Grading Branch
Kenneth Vorgert, Chief, Dairy Grading Branch
630-437-5037 – (Lisle)

 
Dairy Grading National Field Office
Mark A. Hilgers, National Field Director
(Lisle)
630-297-4740

 
Noreen Ratzlaff, National Program Coordinator, Plant Surveys, Equipment and Facility Reviews
630-437-5024

 
Rocklyn R. Bates, Equipment and Facility Review Specialist
202-720-1671

 
Carrie L. Sayasithsena, National Program Coordinator, All Products, Grade Labels, Resident Programs, Export Certification
202-720-9381

 
Yvette Percell, Program Specialist 202-690-3571

 
MD McWilliams, Program Specialist 202-720-3171

 
Standardization Branch
Diane D. Lewis, Director
202-690-0530

 

 
Resources
 
  Dairy Grading  
 
  Dairy Standardization  
 
Additional Information
 
  Dairy Grading and Standards Washington DC fax 202.720.2643  
 
  Dairy Grading Lisle IL fax 630-437-5060  
 
 
  Last Modified Date: 11/19/2014