Dennison Dookhan is a seasoned billing professional with extensive experience in financial operations and client account management. Currently serving as a Senior Billing Analyst at Finn Partners since August 2012, Dennison previously held positions as a Billing Coordinator at Ogilvy Public Relations Worldwide and a Billing Analyst at Ruder Finn, Inc. Dennison's career began at Technology Solutions, Inc., followed by a role as a Loan Servicer/Teller at Sunniland Bank. The educational background includes a diploma from the Radio Electronics Television School of Canada, Cashier/Teller Certification, and Cambridge GCE O'Levels. Dennison's expertise encompasses invoice preparation, account analysis, and client relationship management, contributing to significant revenue generation and operational efficiency.