Holbrook & Assoc., Inc Provides Superior Products & Services of Outstanding Value to the Water, Wastewater, Power, Industrial, Food, Chemical, Petrochemical, Mining, Mineral Beneficiation & Commerical Markets Since 1973. We have a strong team of engineers, sales and technical service people that are trained, experienced and familiar with the needs of our customers in the Intermountain Area. We are customer focused, providing all types of services.