Corporate Social Responsibility in Action. One Day at a Time. At Charles River, we believe we have a moral, ethical and philanthropic responsibility to give back to our communities by donating our time, skills and knowledge. Through our One Day program, employees are encouraged to participate in community activities that support our six areas of focus. Here are some of their stories: Community: Charleston Employees Volunteer at Local Food Bank Environment: Planting the Seeds of Change by Restoring a Woodland Education: Giving Kids an Energy Boost for One Day Diversity: Connecticut Employees Volunteer at Meal Center and Homeless Shelter Animal welfare: Houston Employees Volunteer at Wildlife Center Therapeutic areas: Kingston Employees Walk for ALS You may also be interested in... Our Inspiration Read about the philosophy Charles River employees maintain in their daily work. Video Gallery Get a glimpse inside Charles River. Featured Stories Catch up on recent news coming out of Charles River.