YBC is a Pennsylvania Company with 14 convenient locations, serving professional contractors and do-it-yourselfers with all o ... f their building material needs. We offer product knowledge, top quality products and brand name recognition, and have done so for decades. We are the largest employee owned lumber and building material supplier in Pennsylvania. Our volume allows us to offer competitive pricing, quality products, and knowledgeable sales staff. YBC and its predecessor companies have been in business since the early 1900's. Our roots are deeply embedded into our communities and we plan to continue to grow and meet your building material needs well into the next century. read more