Olga Angstadt: Boca Raton Expert Boca Raton is a beautiful area with many high quality residential property. Olga Angstadt is a residential property and Boca Raton expert. She guides her clients through the Boca Raton property landscape, presenting them with many valuable real estate opportunities. Olga Angstadt, a real estate professional with five years of experience, helps her clients as an agent for Mizner Grande Realty.