Den-Son Inc. Cooling & Heating was founded in 1972 by Dennis Boren to support his family. As a young entrepreneur, he had his doubts. However, he persevered and his heating and cooling business flourished. Now we continue to grow as a company. We still offer maintenance, installation, and cooling and heating services for all makes, models and brands. We also provide a full range of services for air-source and geothermal (ground-source) heat pumps, whole-house generators, and tank and tankless water heaters. You can trust Den-Son for quality and friendly service.