The Tilly design team is led by Blythe Yost, Landscape Architect & CEO, who is also a co-founder of the company. Blythe has been practicing landscape architecture for over 15 years. She is the principal and founder of two high-end landscape companies, whose projects include everything from contemporary courtyards in Brooklyn to multi-acre estates in The Hamptons. Yost graduated from Cornell University with a Bachelor of Landscape Architecture and a focus on horticulture. She lives in Rockland County, New York.
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