U.S. number of electrical contractor and wiring SMBs in 2020, by firm size

As of 2020, there were 45,261 small and medium sized businesses employing less than five people in the electrical contractor and wiring contractor industry in the United States. There were far fewer medium sized electrical contractor businesses, with only 1,110 firms employing between 100 and 499 people.

截至2020年，美国电气承包商和线路承包商行业共有45,261家中小型企业，雇佣人数不足五人。中型电气承包商企业数量则显著较少，仅有1,110家企业雇佣了100至499人。