140 Hamburg Turnpike Butler, NJ
Tel: 973.838.1515
Fax: 973.838.6543


Trex Exclusive Dealer

Excelsior Lumber Company has all your building material needs. From engineered lumber to pressure treated and cedar decking, power tools, electrical, plumbing and seasonal goods. Our products and services are guaranteed to help you with all of your home improvement projects. Our large showroom displays the latest building material products and our knowledgeable staff with over fifty years of experience waits to assist you.


➧ Products & Services

➧ Building Materials

➧ Engineered Lumber

➧ Decking

➧ Kitchen & Bath Design

➧ Doors & Windows

➧ Specialties

➧ Hardware

➧ Tools

➧ Service list








Excelsior Lumber Butler with Kitchen & Bath Showroom

140 Hamburg Tnpk. Butler, NJ
Mon. - Fri. - 7am - 4:30pm
Sat. 7:30am - 12:00pm
Tel: 973-838-1515



Kaslander Lumber Newark

373 North 5th Street
Newark, NJ
Mon. - Fri. - 7:30am - 4:00pm
Sat. 7:30am - 12:00pm
Tel: 973-483-4452
Fax: 973-483-0552



Excelsior Lumber's convenient location and excellent service make it our choice for lumber and hardware needs. They have higher quality building products & lumber than the box stores.

Meg G