Chris Bumstead, also known as CBum, is a Canadian professional bodybuilder who made history by winning six consecutive Classic Physique Mr. Olympia titles before announcing his retirement in November 2024.

In 2021, Chris joined RAW Nutrition, a premium supplement brand created to provide athletes with expertly crafted supplements made with the purest ingredients available in the industry, as Co-Owner and Brand Creator. Under the leadership of serial entrepreneur Dr. Domenic Iacovone, renowned bodybuilding coach Matt Jansen, and Chris Bumstead, RAW Nutrition has become one of the fastest-growing brands in the space—named Brand of the Year by both GNC and Vitamin Shoppe, and ranked the #1 fastest-growing CPG brand by Inc. 5000.

In 2023, Chris Bumstead co-founded BUM Energy alongside Dr. Domenic Iacovone. Together, they’re setting a new standard for everyday energy and redefining what an energy drink can be with just two simple ingredients, natural caffeine and Cognizin, a clinically proven ingredient to enhance focus, with zero sugar and no artificial color.

Chris has built a global community of fitness enthusiasts, with over 25.7 million followers on Instagram and 4.2 million subscribers on YouTube.