We provide testing services to certify product and materials compliance, support quality control, and ensure the health and safety of workers and their environment. We provide assistance for clients who are not sure what tests they need. Our accredited materials characterization laboratory is the foundation of all the services of RJ Lee Group provides, including standardized testing for compliance, industrial hygiene and environmental analyses, quality control, and materials research and development.

We provide credentialed expertise supported built by robust scientific data. We provide significant support to industrial clients for product development, industrial hygiene and overall production support.

RJ Lee Group maintains a visible and respected reputation within the legal community, having offered scientific support in civil litigation matters for nearly 30 years. 

  • Product Liability 
  • Toxic Tort
  • Construction Defect
  • Fugitive Emission
  • Personal Injury
  • Patent Infringement
  • Contract Disputes
  • Insurance Subrogation

Subject Matter Experts

From our core business of providing scientific solutions to our clients, we have developed innovative products. Some are produced internally, and some have arisen from partnerships with other research organizations. 

For example, we build lab software solutions to help manage and streamline your labs data, and environmental testing products for a variety of applications. 

  • IntelliSEM is a powerful automated particle analysis system.
  • ParticleID is  a customizable cloud hosted web application used to identify foreign particulate matter and  assist with root cause investigations. 

Other products we create count particles and help keep the air and environment safe.

RJ Lee Group is a materials analysis laboratory and consulting company which serves many different industries. We offer scientific solutions such as industrial forensics services, laboratory and testing services, litigation support, and laboratory software to many industries:

April E. Snyder

Ms. Snyder has over 20 years’ experience in concrete petrographic studies and serves as the Construction Materials Laboratory Manager at RJ Lee Group. She conducts evaluations of cementitious materials to identify failure and distress mechanisms using petrographic techniques in combination with chemical and physical testing.  Ms. Snyder is a leader in the application of scanning electron microscopy with energy dispersive spectroscopy (SEM/EDS) techniques to cementitious materials. Her expertise is in concrete and cementitious materials failure investigations in which she has evaluated concrete from around the world including bridge structures, parking garages, piers, and airfield pavements, as well as coating system failures and cementitious product evaluations.  She has broad knowledge of analytical testing and instrumentation and their application to problem solving for raw material and composite evaluations.  Ms. Snyder is also well-versed in forensic investigations of particulate including source apportionment and indoor air quality.

April holds a B.S. in Geology, and is a registered member of the Society of Concrete Petrographers.  She is an active member the American Concrete Institute (ACI) where she participates on the aggregate, durability, and concrete materials technical committees.  She sits on the board of the Pittsburgh Area Chapter of ACI, where she is current President.  Ms. Snyder is also an active voting member of ASTM Committee C09 on Concrete and Concrete Aggregates, and Committee C01 on Cement.  Ms. Snyder has published in peer-reviewed journals.

Contact April Snyder

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