CRL vs CAG Comparison

Charles River Laboratories was founded in 1947 and is a leading provider of drug discovery and development services. The company's research model & services segment is the leading provider of animal models for laboratory testing, which breeds and delivers animal research models with specific genetic characteristics for preclinical studies around the world. The discovery & safety assessment segment includes services required to take a drug through the early development process, including discovery services. The manufacturing support segment includes microbial solutions, which provides in vitro (non-animal) testing products, biologics testing services, and avian vaccine services.

Conagra Brands is a packaged food company that operates predominantly in the United States (91% of fiscal 2025 revenue). Most of its revenue comes from frozen food, including brands like Marie Callender's, Healthy Choice, Banquet, and Birds Eye. Conagra also sells snacks, shelf-stable staples, and refrigerated food through brands like Duncan Hines, Hunt's, Slim Jim, Vlasic, Orville Redenbacher's, Reddi-wip, Wish-Bone, and Chef Boyardee. The company primarily sells through the US retail channel, with just 9% of fiscal 2025 revenue coming from international markets and 9% from foodservice.