Wondering how you will ever be able to make your home or workplace fit everything you need to store? Let Holt-Mason Safe & Secure Storage help! We have self-storage units in Mason, MI, available in a variety of sizes, so you can find the exact amount of space you need. Whether you're in Mason or Holt, MI, our North Cedar Street storage facility is easy to access. Located just down the road from the El Dorado Golf Course, we're close to it all including the Hammond Farms Landscape Supply store and the Dart Container Corporation. Our drive-up storage is convenient for quick stops or big moves, and under surveillance 24/7.