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Home » Authors » Mark Cornelius
Mark Cornelius

Mark Cornelius

Mark Cornelius has been in the cleaning and restoration industry for 38-plus years. He started at 13 cleaning carpet in class A office buildings. Since then, Cornelius has worked in every facet in the restoration industry. He also has 14.5 years as a volunteer firefighter and EMT-I, as well as NPQ fire instructor 1. Cornelius has been the president of Disaster Recovery Industries, Inc. since 2001, dealing with all things restoration. He is also an IICRC triple master, owning Emergency Mitigation Technician Academy (EMTA) with five instructors. Cornelius has traveled the world teaching IICRC-approved classes in AMRT, WRT, FSRT, TCST just to name a few. He also serves on the ANSI/IICRC S540, AMRT, MRS, FSRT, and co-chairs the OCT committee. Cornelius was one of the first to hold the IICRC MRS certification. He was also elected to the board of directors for the IICRC.

Articles

ARTICLES

remediator in full PPE

Redefining the Controlled Environment: Where Contamination Begins and Control Ends

Mark Cornelius
Mark Cornelius
April 17, 2025
No Comments

Think containment keeps contamination in check? Think again. From misguided remediation practices to overlooked environmental controls, the line between clean and contaminated is thinner than you think. Whether it's ineffective air filtration, poor PPE management or careless demolition, remediation efforts often work against themselves. 


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woman holding her nose

Understanding Odors: Essential Knowledge for Industry Professionals

This article stinks!
Tony Macaluso
Tony Macaluso
Mark Cornelius
Mark Cornelius
January 3, 2025
One Comment

Industry Experts Tony Macaluso and Mark Cornelius dive into the complexities of odor control and discuss identifying and eliminating stubborn odors. Learn how the science of odors, key principles and real-life case studies highlight the importance of proper techniques.


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Mold remediation roundtable

Mold Remediation Roundtable: 4 Experts Share Insights

Rachel Adams
Rachel Adams
Mark Cornelius
Mark Cornelius
Cliff Grost
Jim Pearson
Jim Pearson
January 3, 2022
No Comments

For this R&R Roundtable, we asked four mold remediation professionals – Rachel Adams, Mark Cornelius, Cliff Grost and Jim Pearson – the same seven questions on topics including top tools, safety precautions, memorable projects and future predictions.


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