TKD is a small business established in 1988 by Thomas Kropp. He is the TK in TKD. We are a true Mom and Pop Shop. Our business consists of myself, Nina Kropp and my husband Thomas. I am a California licensed and nationally certified Master Esthetician and Esthetics Educator.  We have been dedicated to beauty professionals for more than 35 years now.  Our location in Northern California is complete with a gorgeous sales floor, a classroom for theory, training room for hands-on practice, and a ...