




At The Chimney Safety Firm, we believe that home safety should not be a matter of opinion. In an industry historically guided by guesswork and visual-only inspections, we have introduced a new standard: Forensic Structural Auditing. We don't just 'check' chimneys; we analyze the physics of heat, the chemistry of pyrolysis, and the structural integrity of the hearth. We provide the data that protects lives, investments, and legal interests.
Our Three Pillars of Authority
The Lead Specialist Standard
A Lead Forensic Specialist with The Firm is more than a technician. Each auditor undergoes a rigorous 4-week certification program covering Fluid Dynamics, Combustion Science, and NFPA 211 Legal Standards. Our specialists are trained to provide expert-level documentation suitable for real estate disclosures, insurance subrogation, and legal testimony
Our Strategic Partnerships
While we provide the Science, we recognize the need for the Solution. The Chimney Safety Firm maintains a network of Authorized Remediation Partners—elite service companies that are certified to perform repairs to our exacting Forensic Standards.
Our primary partner, Mad Hatter Service Company, is authorized to execute the engineering fixes required to activate our 5-Year Structural Integrity Warranty.
The Principal’s Commitment
"I founded The Chimney Safety Firm to bring engineering-grade accountability to the hearth industry. When our seal is on a report, you have the Definitive Truth."

The Chimney Safety Firm, LLC is a specialized forensic consultancy dedicated to the science of the hearth. Based in O'Fallon, MO, the Firm provides high-tech auditing, litigation support, and structural certifications for the modern property owner.
Our Services Include:
In an industry often clouded by subjective opinions, The Chimney Safety Firm provides "The Definitive Truth." Our protocol involves a multi-vector analysis including 4K Borescope internal imaging, Radiometric Infrared mapping, and Digital Manometry to measure house-pressure dynamics.
"We aren't just looking for soot; we are analyzing structural integrity and thermodynamic safety margins," said Joe Mack, Lead Forensic Specialist and Principal of The Chimney Safety Firm. "Our goal is to provide homeowners, Realtors, and attorneys with empirical data that eliminates guesswork and identifies latent risks before they become liabilities."
OUR SPECIALIST:
"A Lead Forensic Specialist with The Firm is more than a technician. Each auditor undergoes a rigorous 4-week certification program covering Fluid Dynamics, Combustion Science, and NFPA 211 Legal Standards. Our specialists are trained to provide expert-level documentation suitable for real estate disclosures, insurance subrogation, and legal testimony