Continuing Education Courses

Provide employees with new skills or upgrade current skills with our professional development and career advancement classes. These classes are offered at convenient times to help accommodate the working student and for shorter periods of time. Some classes are offered on-line.

Supervision Certificate

Develop your leadership, communication, motivation and problem-solving skills with the Supervision Certificate. Through a series of six courses, you will acquire the interpersonal skills needed to interact successfully in a supervisory role. This program is offered through a partnership between Green River College Continuing Education and Renton Technical College. All classes are held on the RTC Campus, Room C-111. Register online  or by phone at 253-833-9111 ext. 2535. Learn more by visiting