CRL vs CFR 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.

Cullen/Frost is a regional US bank with around $53 billion in assets (as of December 2025), and it focuses exclusively on the Texas market. The bank has deep expertise in this market. It has implemented a relationship-based approach to banking that has garnered a strong market share in San Antonio. Cullen/Frost is also expanding into Houston, Dallas, and Austin market regions through branch openings. The bank's sweet spot is small to medium-size Texas-based commercial clients.