Company History, Background and products, and services.
Firms operating in different industries face stiff competition and are compelled to rely on key factors that determine their success in a specific industry. One such firm is Comfort Systems USA. It operates in one of the most competitive industries that include Heating and Air Conditioning Contractors (HVAC) in the mechanical services also industry. According to IBIS World, the HVAC contractors industry is growing rapidly at 4.9% annual growth with an estimated $87.9bn in annual revenues thus theres a need for firms in this sector to identify their main success factors that would promote a wider market share (Noordewier, & Lucas, 2020). An increase in per capita disposable income, increased residential construction including the rising value of non-residential construction is fueling the growth of HVAC firms. 
Comfort Systems USA is an American HVAC firm based in Houston Texas. Founded in 1997, Comfort Systems USA is a publicly-traded company in the New York Stock Exchange under the symbols (NYSE: FIX) and is considered large enough given it has over 12,000 employees. The firm is located in multiple areas and therefore enjoys a wider market share due to its 38 operating units in over 86 locations within the U.S. Based in the institutional, commercial, industrial HVAC markets, Comfort Systems provides heating, air conditioning, ventilation, and other HVAC services including installation, maintenance, and overhaul services. Other than HVAC services, the firm also provides specialized applications including building automation, fire protection, cooling processes, piping, and electronic monitoring. As such, Comfort Systems requires relevant key success factors to successfully maneuver in the highly competitive HVAC market. 
Given the competitive nature of the HVAC market, Comfort Systems must develop key success factors relative to the mechanical services industry while also considering the highly volatile nature of equipment and technology it applies. According to US Census Bureau, only 36.4% of all construction based firms make it to their fifth year due to various factors that are critical to the firms but are often overlooked (Noordewier, & Lucas, 2020). Factors are the effective management of accounts receivables.