30 years Real Estate Marketing and Administration
Sterling reputation with both agents and peers
Skilled in InDesign, Photoshop, Illustrator and FrontPage
Dion Carlo Tretta is a true Angelino! He was born in Encino and raised in Chatsworth. His parents taught him at an early age the importance of hard work and dedication to your chosen craft. Dion was educated at some of the area’s most prestigious private schools including St. Elizabeth and St. Genevi ... read more »
Dion Carlo Tretta is a true Angelino! He was born in Encino and raised in Chatsworth. His parents taught him at an early age the importance of hard work and dedication to your chosen craft. Dion was educated at some of the area’s most prestigious private schools including St. Elizabeth and St. Genevieve Schools.
In 1987, Dion joined Jon Douglas Company's Brentwood Court office and began his career in Real Estate Administration under the guidance of some of the most respected names in real estate. After several years with Jon Douglas Company as well as Fred Sands Realtor's Brentwood and Beverly Hills Estate Director's locations, Dion moved into the marketing and advertising side of real estate, including positions as the Marketing Administrator at Coldwell Banker Beverly Hills South and then as Advertising Editor for Caravan Express, a Los Angeles-based Real Estate trade publication.
In 1997, Dion was recruited by Sotheby's International Realty, where he spent the next 11+ years helping build their brand on the West Coast. Sotheby’s International Realty steadily grew from a single office in Beverly Hills to a regional powerhouse with offices in Brentwood, Los Feliz, Pasadena, Pacific Palisades, Malibu, Santa Barbara, Los Olivos, San Francisco, Napa Valley and the Monterey Peninsula.
In February 2009, Dion brought his talents to John Aaroe Group as the Advertising Manager. Through his close collaboration with founder John Aaroe, co-founder & EVP Michael Williamson, and Chief Marketing Officer Heidi Hockenberry, John Aaroe Group has expanded from 1 office in Sherman Oaks to a major force in Los Angeles Real Estate with offices in some of the most sought-after enclaves in including Beverly Hills, Sunset Strip, Brentwood, Studio City, Sherman Oaks, Toluca Lake, and Pasadena. read less «