Interstate Power & Light Company

Award category


Year released


Interstate Power and Light Co. (IPL), an Alliant Energy company based in Cedar Rapids, Iowa, developed an innovative customer education and awareness program that promoted personal responsibility in relation to energy efficiency. IPL mailed Personal Electric and Natural Gas Use History letters to all residential customers and offered an array of actions steps, from sending away for a cash rebates booklet to conducting an online do- it-yourself energy audit or arranging an onsite walk-through Home Energy Audit performed by an energy expert. In total, over 800,000 letters were sent.