My Main Supply
Division of National Maintenance Supply is your source for plumbing, hardware, paint, lumber, electrical and janitorial supplies.
My Main Supply has been a family-owned and operated business for more than forty years.
They are dedicated to having the products you need, and to serve as your single-source supplier.
My Main Supply maintains solid relationships with the most reliable brands in their respective industries.
They have more than 50,000 products in stock in their newly renovated state-of-the art warehouse.
The Incorporated Village of Westbury is a village in the Town of North Hempstead in Nassau County, on Long Island, in New York, United States. It is located about 18 miles (29 km) east of Manhattan. The population was 15,404 at the 2020 census. == History == The first settlers arrived in 1658 in the region known as the Hempstead Plains. Many of the early settlers were Quakers.