Find the 4 Best Building Supply Stores in Newark, DE

Delaware Window Supply is a wholesale provider of energy-efficient vinyl replacement windows and patio doors for contractors and homeowners. Located in Newark, DE, we serve the tri-state area with custom solutions that combine advanced technology and durability. Our products feature NFRC-certified energy performance and lifetime warranties for long-term value.

Mr Sandman provides expert hardwood flooring installation, repair, and refinishing services across Delaware, Maryland, and Pennsylvania. With over 40 years of experience, we deliver durable, high-quality results using premium materials and precise craftsmanship. Our team specializes in addressing wear, water damage, and structural issues while ensuring seamless integration with existing spaces.

Troy Granite is a premier provider of natural stone countertops and renovation services, specializing in granite, marble, and quartz materials. With over 25 years of experience and three showroom locations, we serve homeowners and businesses in Delaware, Pennsylvania, Maryland, and southern New Jersey. Our end-to-end solutions include design consultation, measurement, fabrication, and installation, all backed by a 1-year warranty.

Testex specializes in precision surface profile measurement solutions for industrial applications. Our Press-O-Film Replica Tape and digital micrometers provide accurate, standardized measurements of blast-cleaned surfaces. Trusted by professionals worldwide for quality control and compliance with international standards.