FSLR vs EME Comparison

First Solar designs and manufactures solar photovoltaic panels, modules, and systems for use in utility-scale development projects. The company's solar modules use cadmium telluride to convert sunlight into electricity. This is commonly called thin-film technology. First Solar is the world's largest thin-film solar module manufacturer. It has production lines in Vietnam, Malaysia, the United States, and India.

EMCOR Group Inc is a specialty contractor in the United States and a provider of electrical and mechanical construction and facilities services, building services, and industrial services. Its services are provided to a broad range of commercial, technology, manufacturing, industrial, healthcare, utility, and institutional customers through approximately 100 operating subsidiaries. The company's operating subsidiaries are organized into reportable segments: United States mechanical construction and facilities services, which derives key revenue; United States electrical construction and facilities services; United States building services; United States industrial services; and United Kingdom building services. Geographically, its key revenue is derived from the United States.