Johnson works on residential and small-scale commercial landscape design emphasizing sustainable construction techniques.
Johnson is affiliated with several professional organizations, including the American Society of Landscape Architects and the Professional Landcare Network. and is an at-large director for the Associated Landscape Contractors of Colorado. He is the 2007 recipient of their John Garvey Award.
Johnson also owns Green Ink Designs, LLC, in Fort Collins.
Johnson earned his B.S. in Landscape Horticulture from Colorado State University in 1993 and his Master of Landscape Architecture from the University of Colorado, Denver in 2003.