About Huntington Beach Realtor Dee Dee Sive Dee Dee Sive is an expert realtor specializing in Huntington Beach real estate, Costa Mesa real estate, Laguna Niguel real estate, Orange County real estate, Riverside County real estate and San Bernardino County real estate. With over ten years of experience in the real estate industry, Dee Dee is among the most decorated and qualified realtors in southern California. A member of the Board of Realtors, Dee Dee uses her experience and expertise to help Orange County, Riverside County and San Bernardino County home buyers and sellers seamlessly complete the sale or purchase of a home.