HagsHollow Construction is a quality deck building and whole home renovation company with 28 years of experience, providing outstanding service to Barrie, Orillia, Collingwood, Innisfil, Essa, and Mulmur. A specialist in composite Trex Transcend, Enhance and Select decking products, we will take you from design to a luxurious outdoor living space with railing, lighting, pergolas and any other creative additions you desire for your project.