Preheat grill over medium-high heat.
Combine all dressing ingredients in a bowl, start first with the smallest amount of white balsamic. Whisk until well combined. Taste and season as desired.
Season chicken with garlic, salt and pepper. Grill for 3 minutes per side. Brush one side with maple syrup. Cook for one minute. Flip brush other side with maple syrup and cook for another minute or until done. Remove from grill and cool for 5 minute then slice into bite sized pieces.
To build the salad pile chicken, craisins, apple, onion, pecans and feta on top of the lettuce. Toss with maple balsamic dressing and serve.