WSO vs CRL Comparison

Watsco is the largest HVAC and refrigeration products distributor in North America with approximately 13% market share. The company primarily operates in the United States (90% of revenue) with significant exposure in the Sunbelt states. Watsco also has operations in Canada, Latin America, and the Caribbean. The company's customer base comprises more than 120,000 dealers and contractors serving the replacement and new-construction HVAC/R markets for residential and light-commercial applications. As much as 20% of residential HVAC units are distributed through Watsco in any given year. Revenue is approximately 75%-80% residential HVAC and 20%-25% commercial, with relatively small exposure to more complex "applied" solutions.

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 provide in vitro (nonanimal) testing products, biologics testing services, and avian vaccine services.