The Great Lakes Towing Company has hired two new employees within its Great Lakes marine operations group. Lindsay R. Dew has been named Director of Operations & Compliance, and Mark W. Delventhal has been named Director of Technical Services & Business Development – both reporting to Gregg Thauvette, Vice President – Operations and working in The Company’s Cleveland offices. Dew will assume combined responsibility for all day-to-day operations of the towing business, and work to improve the company’s quality management programs and systems.