Restoring the World’s Most
Iconic Surfaces.

From the 9/11 Memorial to the Hoover Dam, TerCon Systems provides engineering-led terrazzo restoration and structural repair. We don’t just polish; we preserve architectural history.

Terrazzo is an Investment, Not Just a Floor.

A properly restored terrazzo floor is the most sustainable, cost-effective surface in existence. By eliminating topical coatings (wax), we reduce your maintenance costs by up to 60% while providing a surface that lasts for the life of the building.

Restores Terrazzo Floors - TerCon System

Engineering-Led Repair

Most contractors “patch” cracks. We stabilize them. Using mechanical pinning and high-modulus resins, we solve the substrate movement that causes floors to fail.

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Forensic Color Matching

Our “Invisible Restoration” process uses custom-pigmented matrices and graded marble aggregates to ensure your repair is indistinguishable from the original 1920s or modern pour.

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Dustless HEPA Containment

Copy: We operate in occupied hospitals, museums, and high-end estates. Our industrial-grade HEPA vacuum systems capture 99.7% of dust at the source, ensuring zero impact on your air quality.

Terrazzo Diamond Polishing

Terrazzo Diamond Polishing

Stop the cycle of stripping and waxing. We provide a permanent, mechanical "Zero-Wax" shine.
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Structural Crack Repair

Structural Crack Repair

Surgical-grade fixes for settlement cracks, spalls, and tack-strip holes.
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Hollow Plane Injection

Hollow Plane Injection

Non-destructive re-bonding of delaminated terrazzo to its concrete foundation.
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Natural Stone Restoration

Natural Stone Restoration

Specialist care for Marble, Travertine, and Limestone.
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Project Spotlight

9/11 Memorial Museum

When the world was watching, TerCon Systems was chosen to restore and maintain the most sensitive surfaces in the nation. We bring that same level of reverence and technical rigor to every square foot we touch.

ILLINOIS' PREMIER TERRAZZO REPAIR EXPERT

Oakland Mall, MI

Hoover Dam, Nevada

Hoover Dam, Nevada

BMW museum from outside

Zentrum BMW Museum

University of Michigan

University of Michigan

Frequently Asked Questions

In the US, the "strip and wax" cycle is the biggest hidden cost in facility management. Traditional wax is a soft topical coating that traps dirt, yellows over time, and requires frequent, expensive chemical stripping. Diamond Polishing is a mechanical refinement process. We use industrial-grade diamonds to grind the actual stone to a natural, high-definition luster. This creates a permanent, breathable, "Zero-Wax" finish that reduces long-term maintenance costs by up to 60% and never peels or yellows.

Most contractors leave behind "scars"—patches that don't match the color or texture of the original floor. At TerCon, we perform Forensic Matching. We analyze your floor’s unique DNA—specifically the matrix color and the marble aggregate’s size and mineral type. By hand-blending our resins and using genuine marble chips, we ensure our repairs integrate seamlessly. When we finish our diamond-honing process, the repair is virtually indistinguishable from the original pour.

No. This is a major concern for hospitals, museums, and high-end residences. We utilize industrial-grade HEPA-filtered dust containment systems that connect directly to our planetary grinders. This "Dry-Grinding" technology captures 99.7% of airborne particles at the source. We are able to restore floors in occupied spaces without affecting air quality, sensitive electronics, or HVAC systems.

Not necessarily. A hollow sound indicates "delamination," where the terrazzo has separated from the concrete slab. Instead of costly demolition, we use Hollow Plane Pressure Injection. We surgically inject ultra-low viscosity structural resins into the void to re-bond the floor to the substrate. This stabilizes the floor and prevents future cracking, saving you thousands in replacement costs while preserving the original architectural material.

While we are proud of our Michigan roots, we are a nationwide authority in terrazzo restoration. Our specialized equipment and expert crews are regularly deployed across the United States for high-profile projects. Whether you have a historic residence in Detroit or a landmark museum in Washington D.C., we bring the same level of engineering precision to every project, regardless of location.

Ready to Restore
Your Architectural Asset?

Whether you have a 500 sq. ft. historic home or a 500,000 sq. ft. terminal, our team is ready to deploy nationwide.

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