Meet the Founders

Kari Mason and Karen Rose founded Mason Rose Marketing to provide quality and honest service to lifestyle clients. Kari comes from the editorial magazine world and specializes in all things graphic design with a fine eye for detail. Karen worked in NYC for various PR and marketing agencies, and specializes in brand storytelling and media relations. 

Kari and Karen are both childhood friends who reconnected in adulthood for good reason. MRM’s mission is to become a strategic partner for our clients. We offer full transparency during every step of the process and work together to create the best possible outcome. We believe in under promising and over delivering, and truly live by the golden rule that we would never conduct business in a way we wouldn’t want conducted for us.

MRM headquarters is based in Fort Lauderdale, FL and can be reached at for more information about our agency and services!

Kari Mason

Kari Mason is the co-founder of Mason Rose Marketing. She is our expert in all aspects of art direction and graphic design. Kari’s eye for design and love of creating led her to launch a company that provides stylish, imaginative, and effective designs. Her expertise lies in client and production management as well as website and graphic design, photo direction and editing, and layout design. 

Kari previously worked in editorial design at Bethesda Magazine, where she oversaw design efforts and advertising revenue design layouts. A natural born organizer, Kari separately operates an interior design and professional organizing consulting business. She has a keen attention to detail and eye for design that contributes to her love of photography and travel. Kari is a graduate of the University of Maryland and has a Master’s Degree in Integrated Design.

Karen Rose Siegel

Karen Rose is the co-founder of Mason Rose Marketing. A decade of working in New York City for top PR and Marketing agencies led Karen to launch her own company to focus on what she likes to do most – brand storytelling and turning big ideas into actual concepts. She cut her teeth in the hospitality and beauty space, her past clients include The Ritz-Carlton, SEPHORA, Rachael Ray, Jeffrey Beers Design, Chef Daniel Boulud and CLINIQUE to name a few. 

Karen’s clients have been featured in over 500 media outlets from The Wall Street Journal to the Today show. She has an established track record of creating new brands, re-inventing companies and sustaining long-term publicity and marketing campaigns. Karen is a graduate of West Virginia University and has a Journalism degree with a concentration in Advertising.