Andrey Demchuk

CEO | Korestone Construction At Korestone Construction, we’re not just another contractor - we’re your installation partner. We support general contractors, subcontractors, and developers across the United States who need one thing delivered with excellence: professional installation. We specialize in hospitality and multifamily projects, including hotels, apartment communities, senior living, and student housing developments. Our core focus is cabinet and countertop installation, along with shower surrounds, shower doors, and bath accessories. From unit turnover to large-scale ground-up builds, we deliver consistent, production-level quality that holds up across every unit. Our work is built on precision, reliability, and schedule accountability — because in high-volume construction, consistency at scale is everything.