Essential Electric is one of the major power distribution suppliers in the United States of America (USA). As trailblazers in the power distribution sector, their area of expertise lies in need-it-now parts, such as circuit breakers, motor controls, fusible switches, bus plugs, transformers, and fuses, to name a few among the 60,000 (new and recertified) items that they stock.

Tolin Mechanical is a Pioneering Energy & Commercial HVAC Services Company. They are privately held and were established in 1948 in Denver, Colorado. For more than half a century, Tolin has provided focused energy- and service-based offerings throughout the United States. Tolin Mechanical is part of the National Service Logic family of companies providing unparalleled service and expertise.