Bob Costa has been involved in the horticulture and turfgrass industry for over twenty five years. He is currently certified by the Irrigation Association as a Water Conservation Manager and Landscape and Golf Course Irrigation Auditor. Pacific Water Management is also recognized by the EPA as a WaterSense partner.

His experience in the golf course and landscape profession, as well as an irrigation auditor, has provided him with a working knowledge of irrigation system design, operation and management, as well as a practical understanding of plant water relationships.

In addition, Bob served as the Turfgrass Management and Irrigation instructor at Monterey Peninsula College. His teaching experience also includes the Green Gardener Program, developed by the City and County of Santa Barbara and numerous irrigation workshops for water agencies and municipalities.