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About CBS

About CBS

Plant 2

Custom Building Systems LLC, located in Middleburg, Pennsylvania,  began operation in September of 2005 and has grown to become one of the largest modular manufacturers on the East Coast. With two manufacturing facilities located within one mile of each other CBS optimizes the 300,000 square feet of production space by producing over 1,000 living units per year, including multi-family, ranch, cape and two-story homes. In addition to residential homes, CBS produces apartments, dormitories, schools, and other light commercial structures.

Incorporating the highest degree of experience, dedication and professionalism, our company envisions a future of tremendous growth. All branches of our organization function as one unit, and represent the best manufacturing force in the modular industry today.

Plant 1

Custom Building Systems LLC has a firm belief that every family deserves the opportunity to own a home. To accomplish this, we offer an extensive selection of floor plans, from ranches and capes, to large two stories and contemporary models. Complete customization of construction allows you to build a home to suit your needs and specifications.


Custom Building Systems