Emcor designs, installs, and maintains a host of electrical and mechanical systems, including power, communications, HVAC, and plumbing, for a variety of customers, including data centers, semiconductor fabs, healthcare, and water treatment. It operates through more than 100 subsidiaries and actively pursues bolt-on acquisitions to expand into additional geographies in the USA.

In addition to its legacy software-defined radio franchise, L3Harris Technologies has, through a series of acquisitions, established franchises producing uncrewed aerial vehicles, sensors, avionics, space-based systems, missiles, and solid rocket motors. It is also adept at refitting civilian aircraft for military use, provides military and commercial training services, and maintains the US Federal Aviation Administration's communication infrastructure.

Republic Services is the second-largest waste management company by revenue and provides integrated waste management services to residential, commercial, and industrial customers. With 208 active landfills, 248 transfer stations, and 75 recycling centers, Republic Services has reached $16 billion in annual revenue, focusing on recycling and environmental solutions. The company reports in three segments: Western United States, Eastern United States, and environmental solutions across North America. Eighty-nine percent of revenue comes from recycling and waste, with the remaining 11% from environmental solutions.

The Vickers Top Buyers & Sellers is a daily report that identifies the five companies the largest insider purchase transactions based on the dollar value of the transactions as well as the five companies the largest insider sales transactions based on the dollar value of the transactions.