PortaBox Storage is a family owned and operated business that has been serving customers along the Wasatch Front as far back as 1907. We are dedicated to delivering the highest quality storage options at the best prices possible. PortaBox Storage containers are portable, secure, and perfect for every storage or moving need. Optimized for yard or driveway, our portable storage containers offer the ease and simplicity of at your door loading and unloading so you can avoid the hassle of a moving truck or the inconvenience of a self storage facility. Portable Storage Moving Containers And Mobile Storage Moving Containers in Salt Lake City.