Johnson works broadly across the green industry.  He specializes in the design and implementation of residential and small scale commercial projects. He has a special interest in water conservation and management. Additionally, he serves as an expert witness in litigation cases, focusing on landscape construction defects and placing values on damaged or lost landscapes, including loss through wildfire.

He is a licensed landscape architect in Colorado, as well as a registered consulting arborist.

Johnson earned his B.S. in Landscape Horticulture with a concentration in Landscape Design and Contracting from Colorado State University in 1993 and his Master of Landscape Architecture from the University of Colorado Denver in 2003