Dionne Koehler More about Dionne Koehler With 22 years of experience in commercial interior design, business development and management, Dionne Koehler brings an abundance of creativity and strong professionalism to the Lita Dirks & Co. team. Upon graduation from Natal Tecnikon in South Africa, she pursued a career as an interior designer, even owning her own firm for five years. In 2000, she decided to make the move to Colorado where she has proven her talents as a Director of Interior Design. Multiple firms, including Klipp Architects, Marsh & Associates and McDermott Planning and Design, have benefited from her self-sufficient work ethic and ability to mentor and educate employees. After an established career as a sales representative for Altro USA, Dionne decided to transition back to an occupation that combines her passion for interior design, business development and employee mentoring.