Grainger growth was driven by performance in High-Touch Solutions and Endless Assortment segments.
The acquisition includes two locations in Texas and New Mexico.
It is the first B2B electrical supplies distribution marketplaces in the country.
Profit for the first quarter was the highest quarterly net income in company history.
Marisol Fernandez will be returning to the company as President of Electrical and Industrial Business.
The total was up 4.8% from January’s $159.9 million.
Sales for the HVACR distributor were $1.52 billion in the first quarter.
American Contractors Supply is an Atlanta-based distributor and supplier of tilt-up products.
Global sales for the electrical distributor were up 16% on a same-day basis.
Matt Carey has been named Executive Vice President of Customer Experience, and Fahim Siddiqui has been named EVP and Chief Information Officer.