Firestopping Solutions for Commercial Buildings Across the Midwest

Performance Firestop provides professional firestopping solutions and commercial fireproofing services for new construction and existing buildings throughout Wisconsin and the greater Midwest. Based in Green Bay and serving the region since 2007, we partner with contractors and building owners who need firestopping services done right, documented properly, and ready for inspection.

Firestopping Services and Commercial Fireproofing

Performance Firestop delivers a full range of firestopping services and commercial fireproofing solutions for commercial and industrial buildings. We support both new construction and existing facilities with services that prioritize code compliance and long-term performance.

Our services include firestopping solutions, commercial fireproofing, barrier management programs, and fire barrier surveys.

A Firestopping Company Built on Compliance and Accountability

Performance Firestop is a trusted firestopping company serving Wisconsin and the Midwest with a focus on safety, documentation, and long-term compliance. Our team works closely with general contractors, MEP contractors, and inspectors to ensure fire-rated assemblies perform as intended.

Unlike many firestopping companies, our work does not stop at installation. Every system is selected, installed, labeled, and documented to support inspections and future building changes.

Firestopping Services and Commercial Fireproofing

Performance Firestop delivers a full range of firestopping services and commercial fireproofing solutions for commercial and industrial buildings. We support both new construction and existing facilities with services that prioritize code compliance and long-term performance.

Our services include firestopping solutions, commercial fireproofing, barrier management programs, and fire barrier surveys.

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UL Certified Logo

Wisconsin’s First UL Qualified Firestopping Contractor

Performance Firestop is Wisconsin’s first and currently only UL Qualified Firestopping and Fireproofing contractor. This qualification represents audited processes, verified installation practices, and a higher level of accountability on every project.

For our clients, UL qualification means fewer inspection issues, consistent quality, and confidence that firestopping and fireproofing work meets tested standards.

Firestopping Solutions That Go Beyond Installation

Many firestopping services focus only on getting materials in place. Performance Firestop goes further. Our firestopping solutions are built around proper system selection, detailed documentation, and coordination with inspectors and compliance officials.

When real-world conditions do not match tested assemblies, we help identify compliant alternatives to ensure fire-rated assemblies are properly restored.

Commercial Fireproofing Contractors Serving Wisconsin and the Midwest

As experienced commercial fireproofing contractors, Performance Firestop provides steel fireproofing services that protect structural elements and support life safety goals. Our team works on projects throughout Wisconsin and the Midwest, supporting both new construction and retrofit work.

Recent Projets

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Barrier Management Programs for Long-Term Compliance

Fire-rated assemblies change over time as buildings are modified. Performance Firestop offers Barrier Management Programs that help building owners track, maintain, and document fire barriers throughout the life of a facility.

These programs reduce rework, support inspections, and provide clear documentation for future projects.

Fire Barrier Surveys That Identify Issues Early

Fire barrier surveys help identify deficiencies before they lead to inspection failures or safety concerns. Our surveys evaluate penetrations, joints, and fire-rated assemblies and provide clear recommendations for corrective action.

Fire barrier surveys are ideal for existing buildings, healthcare facilities, and properties preparing for renovations or ownership changes.

Serving Green Bay, Wisconsin, and the Greater Midwest

Based in Green Bay, Performance Firestop proudly serves clients throughout Wisconsin and the Midwest. Our regional focus allows us to deliver responsive service while supporting large-scale commercial projects.

We understand regional building practices, inspection requirements, and compliance expectations.

Performance Firestop's mechanical insulation team photo

A Firestopping Company You Can Rely On

Performance Firestop is driven by integrity, commitment, and teamwork. We take pride in delivering professional workmanship, reliable service, and firestopping solutions that support safer buildings and stronger communities.

Our team also supports veterans returning to the workforce, recognizing the connection between service, accountability, and life safety.

Ready to Talk About Firestopping or Fireproofing?

If you’re looking for a firestopping company that prioritizes compliance, documentation, and long-term performance, Performance Firestop is ready to help.