Distinctive Countertop Installation That Elevates Home Design

From initial design to fabrication and final installation, Keystone Marble & Granite is the preferred partner for discerning homeowners, building professionals, and designers throughout Southeastern Wisconsin. Those who value precision and elegance in counters, vanities, mantles, tables, bar tops, and wall panels choose us to perfectly complete every project.

We understand that no two customers are alike and embrace this distinction with personal attention to detail and expert design assistance to ensure that each project makes a statement that speaks to directly to you.

  • Natural Stone like granite, marble, and quartzite is prized for its allure and durability. These stone surfaces are perfect for kitchen countertops.
  • Quartz combines easy maintenance with elegance wherever it’s showcased. As a non-porous surface that never requires sealing, it’s ideal for bathroom vanities and showers.
  • Specialty surfaces such as ultracompact materials, hand-crafted wood, and decorative tile are strong and stunning in any kitchen, bathroom, or bar area.
  • Sinks and fixtures in a full line of complementing options are available to make your countertop experience seamlessly convenient.

Visit our gallery for inspiration.

Then schedule your exclusive appointment in our showroom—Wisconsin’s largest and finest.