Graybar, St. Louis, MO, reported first-quarter sales of $1.5 billion, an increase of 5.1 percent compared to the same period a year ago.
Profit increased 20.7 percent to $15 million.
Sales in Graybar's construction vertical market increased by 10.6 percent year-over-year, while sales in the industrial and utility and CIG vertical markets declined by 2.4 percent and 0.7 percent, respectively .