Tina Weishaar – Accounting Manager, HR, and Promotions Coordinator: Tina has dedicated 12 years to managing MDM’s receivables, payables, remittances and handling all aspects of the accounting department as well as personnel and benefits. She ensures our accounting system and outbound promotions meet and exceed our corporate and client needs. Tina regularly consults with our sales department to coordinate promotions, increase efficiency and enhance communication and reporting structures with our clients and other key contacts in the industry.