Forensic expert witness & building systems design consulting

Ivey Engineering (IEI) is more than an forensic expert witness firm. We’re also a building systems design and consulting firm specializing in HVAC, plumbing and fire sprinkler systems. For example, we assist clients with system condition assessments, longevity projections, repair recommendations, cost projections and often repair design services.

You may not know this about our company:

  • We’ve been doing expert witness and building systems consulting for over 25 years.
  • Our experts are licensed Professional Engineers and hold additional certifications, such as LEED, CEM, Carbon Monoxide & Combustion Analyst and Certified Fire Protection Specialist (CFPS).
  • We are a national firm with two locations: San Diego, California; and Richmond, Virginia.
  • We provide our expert witness consulting services in more than 30 states.
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For more information about our expert witness and forensic engineering services, call us at 858-587-2874.

Our Expertise


Our engineering and construction experts have a wealth of experience designing, constructing and investigating heating, ventilating and air conditioning systems. They are proficient in analyzing and testing installed systems and products and investigating personal injury claims.


IEI experts have investigated all types of plumbing systems in residential, commercial, governmental, industrial, educational and institutional facilities. They have examined problems with hot water delivery, water leaks, sewer backups, gas leaks and product failure.

Fire Suppression

IEI engineers are trained and experienced in fire suppression systems, including fire sprinklers. We are knowledgeable in the latest building and fire codes and fire protection standards. Our experts investigate fire sprinkler system failures.

Energy Efficiency

Our skilled team, which consists of professional engineers, Certified Energy Managers and LEED accredited professionals, have experience analyzing and testing the energy efficiency of residential, commercial, institutional and industrial buildings. The firm’s experts are proficient in energy management design and standards of care.

Carbon Monoxide Safety

IEI’s carbon monoxide experts are certified as carbon monoxide and combustion analysts. Our engineering consultants have experience investigating residential water heaters, furnaces, fireplaces and larger commercial and industrial equipment in personal injury matters relating to possible carbon monoxide poisoning.

Building Codes

IEI expert witnesses are proficient in the application of model building codes, such as the Uniform Codes, the International Codes and various state building codes. Our building code consultants are equally experienced with various building industry standards, such as ASPE, CISPI, NFPA, NSF, ASTM, ASME, ASSE and UL.

Building System Design

Our engineers have over 150 years of combined experience designing HVAC, plumbing, and fire protection systems in over 20 states and 10 countries. Our engineers specialize in design system renovations as well as new construction. We are knowledgeable in designing building systems that work better and comply with code.


Our construction experts are licensed contractors, engineers and former construction executives with experience building and designing commercial, residential, educational and governmental buildings, as well as hospitals. IEI consultants have estimated, bid and managed hundreds of projects.

Facility Condition Assessment

IEI’s experts help building owners identify remaining service life and defects of a building’s HVAC, plumbing and fire protection systems. Our consultants’ understanding of building codes and standards make them well qualfied as facility condition assessment experts.

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Our Services

Are you looking for an engineer or construction consultant to provide either design or expert services? Ivey Engineering can provide you with the building systems consulting and expert witness services you need. See for yourself our comprehensive list of services:

Read What Others Say

Our clients consist of attorneys, developers, contractors, insurance companies, engineers, facility owners and architects. Read what some of our previous clients have to say about our services and expertise.

Subscribe to Newsletter

Our quarterly newsletter, Ivey News & Views, features recent industry news and informative articles related to the engineering industry. Subscribe today to keep up to date on our company and other related news.

Meet Our Team

Our dedicated staff consists of licensed engineers, former construction executives, and service and repair professionals. Our team members hold contractor licenses, various certifications and P.E. licenses.

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Join the Ivey Engineering Team

Are you looking for a career as an engineering consultant? IEI is currently offering employment in San Diego, California, for success-oriented engineers and construction professionals. For more information, visit our career page.