[Solid Rock Contracting | Foundation Repair, Septic Systems, Masonry | Kona HI Need to make a change to your home or business? Solid Rock Contracting specializes in foundation repair, septic system installation, retaining walls, walkways, and more! Located in Kailua-Kona, we're just a phone call away for your project whether it's on the Big Island, or others. Learn more now!]