Custom Stone Interiors, Inc. (CSI) is a retail and wholesale fabricator delivering inspiring designs in custom countertops in Central Pennsylvania. We invite you to explore our website and learn why we are central PA’s premier countertop fabricator. From the smallest residential project to large commercial projects we can meet any design requirement at a reasonable cost. From Granite to Marble to Quartz, we carry the largest selection of Natural Stone and Engineered Stone products in Central PA. Explore our website and learn why kitchen and bath professionals, architects, cabinet manufacturers and general contractors choose CSI as their fabricator of choice for custom surface applications. Complete customer satisfaction is our goal on every project we’re involved with. We will accept nothing less. Guaranteed!


Our mission is to be the countertop fabricator of choice to the central PA area. We will fabricate and install the highest quality stone, quartz and composite materials of a vast selection while striving to surpass our clients’ expectations. We believe in integrity, teamwork, valuing our relationships and making a continued commitment to promoting ethical business practices while inspiring clients with new and creative ideas. Our promise is quality.

A few things that separate CSI from the rest are…

  • We place a premium on providing a superb level of personalized attention.
  • We use only the highest quality of stone available in the industry thus guarantee that your finished project will be of the highest quality. We do not sell ANY second quality materials as some fabricators do to keep prices down. Our commitment on every job is QUALITY!
  • We take pride in the fact that we have an incredibly skilled staff, capable of producing a very high level of quality craftsmanship.
  • We utilize a process that allows us to template over your existing countertops (if you are replacing your current countertops with a granite or other countertop surface) leaving you with a functioning kitchen while we produce your counters.
  • We pride ourselves in the efficiency of our staff to complete our projects in a very timely manner.
  • We are small enough to give personalized service, yet big enough to tackle any project.

Surely you will think of more reasons upon our completing your project! We welcome your questions and look forward to working with you in the very near future.