HPM Building Supply is a locally owned, one-stop-shop for industry professionals and everyday homeowners across Hawaii. With multiple locations, it is a go-to for all things home improvement. The store is well organized, clean, and easy to navigate. Reviews highlight that the people who work there are helpful, friendly, smart, and know their stuff. Customers appreciate that HPM does not sell junk products, their building materials prices aren't ridiculous, and they offer an abundant selection, including specialty items like Koa wood and many Made in the USA products. The store provides practical conveniences like a parking lot that isn't a nightmare and clean, functional facilities. While some note the website can be difficult to navigate, the consistent praise is for the excellent service and quality, making it a favorite local hardware store.