Located in Spring Valley, California, San Diego Paper Box Company is a direct manufacturer of high quality and innovative paperboard packaging solutions. We have been serving our valued customers since 1906. With over a century of experience, we have evolved into a forward thinking, creative and high performance company. With an ever expanding geographical footprint serving customers across the United States and Mexico, as well as a wide range of clients in new market segments, we provide a superior product at a competitive price. We are dedicated to quality service, while maintaining a keen awareness of environmental regulations and impacts. Our commitment is to be the best in the folding carton packaging industry.