Mack is a landscape architect with a dedication to sustainable design principles, often incorporating native plant palettes, and infusing a distinct sense of place into each of his projects. His expertise spans various realms of landscape design, starting his career in New York, working on high-end residential design. He moved to Colorado in 2017 and began to expand his skill set, designing rooftop spaces, eventually moving on to large-scale development and planning. He has had the privilege of designing a wide array of site, ranging from wetland restoration projects to pocket parks, streetscapes, and golf courses.