Nutratech, Inc., West Caldwell, NJ, has added Robin Liberatore and Dan Petrillo to its sales team as key account managers. Ms. Liberatore will be responsible for expanding sales of Advantra Z, domestically and internationally. She previously served as a sales consultant to FCC Products, Inc. Mr. Petrillo will offer expertise in sports nutrition to the bodybuilding and fitness arenas. He is a personal trainer, a competitive athlete and power lifter who has worked with both private and corporate clients.