All the products you’ll need. All the hardware you’d want—for your next home improvement.
Newark
973-483-4452
Butler
973-838-1515
Kitchen & Bath
973-838-2836
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60 Years of Superior Service, Quality and Professionalism
We are a family-owned and operated building supplies company, steeped in history and experience spanning nearly 60 years. We are conveniently based in two locations: Excelsior Lumber Company is in Butler, NJ and Kaslander Lumber Company is in Newark, NJ.
We are proudly recognized as one of the region’s premier building supplies and lumber companies, renowned for our impeccable service, quality products, and knowledgeable staff.
Featured Product
Eco-Friendly in More Ways than One
Withstand the Elements with Recycled Materials: Trex is a composite decking made up of recycled materials like sawdust, plastic bags, and other waste products. An environmentally-friendly brand, Trex prevents 400 million pounds of plastic and wood from entering landfills every year and has never felled a single tree! Trex also offers much more than just decking and railing, offering good-looking, durable furniture, pergolas, and storagem. The best part is, you never ever have to paint or stain Trex products.
They almost always have everything we need in stock. Material deliveries are always on time.
Bruce and Judy Verblaauw
C. Verblaauw & Sons
Mahwah, NJ
