Why Charles River

Make an impact: We are passionate about improving the quality of people’s lives. When you join our global family, you will help make a real difference in the world every day. Effect change: In the past two years, Charles River supported the development of ~70% of the new treatments approved by the FDA.t of our exceptional employees—both personat of our exceptional employees—both personally and professionally. Give back: In 2015, our employees participated in 3,200 volunteer opportunities in their local communities, volunteering 14,000 hours through 430 events around the globe. “I enjoy and am proud of what I do at Charles River. Flexibility, benefits, promoting from within, and the comradery between employees.” –Employee in Raleigh, NC

Our Culture

Charles River is passionate about our role in improving the quality of people’s lives. Our employees are equally passionate and committed. In the United States, our employees average 8.3 years with the company. Globally, almost 20% of our employees have more than 20 years of service. Every day, each of us strives to make a difference, and we recognise that our responsibility to improve people’s lives extends beyond therapeutic cures to our planet and the communities where we live and work.


Why We're Here

All of us at Charles River have a passion for the work we do. A passion that motivates us, provides the momentum towards a job well done and, finally, produces our life-changing research. Drive, dedication, passion – these things all figure into the stories of why we work at Charles River, yet all are different and personal.

Roger O'Reilly, Sr. Research Scientist

Chris Loosbroock, Research Scientist

Doug Learn, Director of Photobiology and Cellular Therapeutic Safety

Elise Lewis, Director of Reproductive and Neurobehavioral Toxicology

Jason Ispisua, Sr. Human Resources Business Partner



Mission At Work

Each and every one of us at Charles River understands how the research we do improves human health. For many, this understanding is deeply personal. Here are a few of our stories, connecting and celebrating how Charles River’s scientific contributions have impacted our lives. You’ll see why we are so dedicated to Charles River’s mission and the important work we do every day.


We value everyone at Charles River and have created a workplace that respects and includes differences. Our company is made up of a diverse cultural and linguistic workforce from all over the world. As we continue to grow, we look to our employees to help us celebrate and embrace the diversity at our company. We have created a workplace that respects differences, recognises the unique contributions of every individual and maximizes the potential of all our employees.