About Our Facility Our Simply Self Storage Rosenberg location has a state-of-the-art storage facility that is sure to exceed your expectations. With several convenience features, excellent security systems, and a team of storage experts, you’ll love it here. Storing your items will never be easier than it will be at our facility. No more carrying things around — you can wheel your things to and from your car with one of our carts or dollies-we offer packing supplies as well.