Signature Building Systems
1004 Springbrook Avenue
Moosic, PA 18507
Design center visits are scheduled with Jim by appointment.
Start with a conversationTalk to Jim
Talk to Jim
about your build.
Tell us what you have in mind, where you’d like to build, and where you are in the process. We’ll work through the next step together.
Let’s get started.
You’ll connect directly with Jim Spontarelli, owner of Modbuildr.
Service areaPennsylvania · Maryland · Virginia
Based in Sunbury, Pennsylvania.
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Visit by appointment
Meet Jim at the Signature design center.
Final design & selections
Join Jim at the Signature design center in Moosic for your final design meeting, a plant tour, and countertop selections.
Call or email Jim to arrange a time for your visit.