Some of the materials we use are:
Natural Stone (Bluestone, crab orchared, Pennsylvania flat rocks, moss rocks, etc.)
Cambridge Pavers - www.cambridgepavers.com
Grinnell Pavers - www.grinnellpavers.com
Nicolock Pavers - www.nicolock.com
Unilock Pavers - www.unilock.com
Techo Bloc - www.techo-bloc.com
Rinox
Cultured Stone - www.culturedstone.com