Ok, this is one of the most fun logos I have ever had the pleasure of making.
CLE = Certified Lactation Educator: certified through the International Board of Lactation Consultant Examiners (IBLCE).
Basically someone who teaches about boobies and babies, how much they need each other, and how to facilitate that relationship.
Do you see the secret boobies? All different shapes and colors, utilizing the breast shape which also happens to resemble milk droplets.