Accounts Payable/Receivable Specialist! Zenner and Ritter INC - Where Inspiration and Initiative intersect with Opportunity & Growth. Our Mission: To provide the highest level of service by supporting, empowering and rewarding exceptional people; by embracing a philosophy of continuous improvement; and by providing superior results to every customer. At Zenner and Ritter, we like to say we are a Customer Service company that is amazingly successful in the Plumbing, Electrical, Heating, Ventilat…