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Ceramic Tile & Stone Forensic Expert Witness

Ceramic Tile and Stone Consultants, Inc.

Ceramic Tile and Stone Consultants, Inc.

P.O. Box 965
Jamul, California 91935

Phone(866) 669-1550


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Ceramic Tile and Stone Consultants (CTaSC) is a full-service company, providing forensic investigations and remediation, expert witness, testing, reporting, installation specifications, quality control, training, market research, business planning, and more.

CTaSC has inspectors in or near most major cities in USA and Canada, and some inspectors located in other countries.

Our company specializes in ceramic tile, glass tile, stone, terrazzo and brick consulting. We are a professional company of expert consultants comprised of accomplished ceramic tile and stone installers, construction scientists, and other industry specialists. We perform inspections and investigations nationwide and in Canada, and have local inspectors near most major markets.


CTaSC provides the following services:

- Forensic Failure Investigations for Ceramic Tile and Stone Installations

CTaSC has local inspectors near most major markets throughout the U.S. and Canada who will travel to tile or stone problem sites to inspect, evaluate, and report findings, with a scientific approach.

CTaSC will investigate and inspect ceramic tile, glass tile, and stone (granite, limestone, travertine, slate, sandstone, marble, etc.) installation applications that includes tile exterior veneers, tile steam rooms, tile showers and bathtubs, tile swimming pools and water fountains, tile floors, tile spas, tile domes, and etc.

CTaSC performs ceramic tile and stone inspections for the Tile Council of North America (TCNA) and the Marble Institute of America (MIA). CTaSC provides objective ceramic tile and stone inspections based on Tile Council of America Handbook (TCA) and ANSI standards and based on MIA Dimension Stone Design Manual standards.

- Quality Control Services for Ceramic Tile and Stone Products and Installation Methods

CTaSC will review existing specifications to evaluate and advise suitability of the product and the methods of installation relative to the specified applications and intended use and the level of required performance.

- Testing

CTaSC performs project site testing to include ceramic tile testing, glass tile testing, limestone testing, granite testing, marble testing, travertine testing, sandstone testing, slate testing, and other natural stone assembly testing. CTaSC manages, performs, and evaluates ANSI standards and ASTM physical property laboratory testing on ceramic tile, natural stone, granite, marble, slate, sandstone, limestone, travertine, glass tile, installation materials, and to substantiate or further determine the cause of failures in forensic investigations.

- Market Research

Comprehensive Research Reports for U.S. markets are available that will give you all the details of the Stone Industry, the Ceramic Tile Industry and the Floor Covering Industry as a whole. The reports provide forecasts and trends, and list major importers and their foreign suppliers. CTaSC can also develop online surveys to reach target audiences and markets which will help you better understand your clients' and market needs. For importers or domestic and foreign manufacturers of ceramic tile, stone or related products: CTaSC will test products and research demand to help you position the product in the market, and design the right marketing plan and sales plan.

- Business Planning

We know we should, but most don’t do a formal business plan. Not enough time? No one to do it? Not sure where to start? CTaSC can help you create your business plan. It’s your business plan and you will make the decisions. CTaSC will facilitate the decisions for your company, and then CTaSC will put it into writing for you. CTaSC will facilitate the process of creating the structure and will help you collect the information so you can make the best decisions for your company. Then CTaSC will put it into writing for you.

- Expert Witness

CTaSC is available to perform investigations and provide expert testimony for depositions or court testimony as an Expert Witness.

Litigation Support Services

Ceramic Tile and Stone Consultants, Inc. will assist in obtaining favorable resolutions for ceramic tile and stone failures as a consultant and expert witness.

Areas of Expertise

Additional Expertise:

Porcelain Tile


Donato Pompo has been a Ceramic Tile Consultant (CTC) since 1979 when he received certification from the Ceramic Tile Institute of America (CTIOA). He is recent past chairman of the CTIOA Technical Committee.

Mr. Pompo serves on Tile Council of America's (TCA) and the American National Standards Institute's (ANSI) standard committees that are responsible for updating and setting standards for the ceramic tile industry. He has been a member of the Construction Specifications Institute (CSI) since 1982, and is certified as a Construction Document Technologist (CDT) and a Council-Certified Microbial Remediator (CMR). He is a member of the Forensic Consultants Association and the Forensic Expert Witness Association.

Mr. Pompo's undergraduate training is in biochemistry and he also has an MBA. His formal education, combined with over 35 years of experience in the field of tile and stone, from installation to distribution to manufacturing, makes Mr. Pompo a very effective and knowledgeable expert witness. His company, Ceramic Tile and Stone Consultants, has inspectors in most major markets nationwide and Canada.

Consulting Practice

All States, Canada and Internationally

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Professional Experience

Donato Pompo has worked in the ceramic tile and stone industry for over 35 years. His introduction to the business was through a family-owned ceramic tile and stone distributorship and retail network in the San Diego area. After graduating from high school, Mr. Pompo acquired hands-on experience installing tile with a Los Angeles based union tile contractor.

Following military service in the 82nd Airborne Division as a paratrooper, MP and General’s secretary, Mr. Pompo earned a full scholarship to UCSD’s Revelle College in La Jolla, CA where he majored in Biochemistry.

Mr. Pompo resumed his career in the ceramic tile and stone industry in 1977 by joining the family business. As executive vice president of the company he was responsible for running the day-to-day operations and sales divisions of five locations.

Seeking to broaden his experience and knowledge even more, Mr. Pompo became a sales manager for an international manufacturer of installation systems and products for ceramic tile and stone. He was also very active in training company personnel on sales, marketing and training strategies.

In 2002 Mr. Pompo founded Ceramic Tile and Stone Consultants (CTaSC), the realization of a life-long goal. He and his company are committed to the highest standard of quality and integrity. Mr. Pompo is also the founder and operator of the University of Ceramic Tile and Stone.

Legal Experience & Services

Ceramic Tile and Stone Consultants, Inc. has been a designated expert witness in hundreds of cases and has given expert testimony over 30 times.


• ANSI A-108 American National Standard Specifications Institute
• ASTM C18 Dimension Stone Committee
• Building Stone Institute (BSI)
• Construction Specification Institute (CSI)
• Ceramic Tile Distributors Association (CTDA)
• Ceramic Tile Institute of America (CTIOA)
• Forensic Consultants Association (FCA)
• Forensic Expert Witness Association (FEWA)
• Uniform Plumbing Code (IAPMO)
• Indoor Air Quality Association (IAQA)
• International Code Council (ICC)
• Marble Institute of America (MIA)
• Materials & Methods Standards Association (MMSA)
• National Tile Contractors Association (NTCA)
• Tile Council of North America (TCNA)
• Tile Heritage Foundation
• Western States Ceramic Tile Association (WSCTA)


-Ceramic Tile Consultant (CTC) certification through the Ceramic Tile Institute of America (CTIOA) since 1979
-Recent past chairman of the CTIOA Technical Committee
-Currently on the standards committees of the TCA and ANSI
-Construction Document Technologist (CDT) certification through the Construction Specifications Institute (CSI) since 1982
-Council-Certified Microbial Remediator (CMR)
-MBA; Bachelor of Arts with emphasis on science

Awards & Honors

2012 The Construction Specifier Magazine Article of the Year for "Good Specs Means Good Tile and Stone Installations" article.

Seminars & Training

Mr. Pompo is very active in giving presentations at major industry trade shows and conferences. Training services are offered through his company on a variety of ceramic tile and stone related subjects.

Mr. Pompo is also the founder of the "University of Ceramic Tile and Stone" ( The UofCTS is a training tool for anyone working in the industry, from installation to sales, to manufacturing, etc.


Over 40 published articles in national publications listed on our website at

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