Cummings Plumbing Inc. is one of Tucson’s largest plumbing, septic, heating and cooling service companies. Cummings Plumbing is upgrading to a new Windows server, and to a new logistics database designed by me. Cummings Plumbing Inc. is one of Southern Arizona’s largest contractors, with over 60 employees, 70 trucks and 5 generations of combined plumbers,… Read More