Alexander Home Improvement in Uniondale, NY offers Siding services in the Uniondale area. Alexander Home Improvements is known as one of Long Islands premier roofing companies serving Nassau county for almost 20 years. They specialize in residential roofing, commercial roofing, siding, gutter windows and door installation. Alexander Home Improvement Corp is a family owned and operated company, their entire staff consists of only highly skilled professionals never day laborer’s or seasonal workers.