Touchstone CPM is a pure Professional Construction Planning and Management firm based in Lima, Ohio. Touchstone CPM also has an office in Phoenix, Arizona. A subsidiary of Tuttle Services, Inc., Touchstone CPM has a specialized focus in Education and Healthcare projects and the various disciplines of construction management. We offer a wide variety of construction services to meet virtually every client need. Whether building a new building, an addition to an existing building or renovating an existing building, Touchstone has the project team to exceed your goals.