930 Curtiss #301, Downers Grove, IL 60515  ||  
Tel:  630.968.3884  
   Email:  Allen L Armstrong, Principal  ||  Ruth V Armstrong, PhD, Principal
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We have retired !  | 
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 We have finally reached retirement, and sincerely thank our consulting practice clients for the many wonderful years. You are the best! 
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 ©2003-2022 Encephalo Associates, Inc.  | |