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YA Group is an international professional services organization with over 25 years of experience, specializing in forensic consulting, engineering, and risk mitigation. Headquartered in the United States, the company employs more than 700 professionals and operates globally. It has evolved from its origins as a property damage consulting firm and has expanded through strategic acquisitions and organic growth. The firm offers a range of services, including forensic engineering and architecture, planning and construction advisory, and risk mitigation. Their expertise covers evaluations of existing structures, project controls, and comprehensive risk reduction strategies. YA Group serves a diverse clientele, including federal agencies, municipalities, healthcare systems, and educational institutions, emphasizing strong partnerships and a commitment to integrity and professionalism. The company is affiliated with several industry organizations, enhancing its credibility and expertise in the field.
For over 120 years, Parr Instrument Company has been designing, manufacturing, and selling high quality laboratory instruments and apparatus for conducting chemical reactions and tests under heat and pressure and for testing fuels. Parrs extensive product line includes stirred reactors, pressure vessels, and high pressure tubular reactors for the study of catalytic and non-catalytic reactions in batch, continuous-flow, and multiple/parallel operation for the chemical, polymer, biofuels, hydrometallurgical, pharmaceutical, petroleum, and petrochemical industries. Custom designed complex reactor systems, built to the customers specifications and requirements are also provided. Parrs oxygen combustion calorimeters are used for the determination of the heat of combustion in solid, liquid, and refuse-derived fuels for the energy, educational, coal, and fuel testing industries. Parr also offers sample preparation vessels for extraction, digestion, and hydrothermal synthesis, as well as a line of vessels for cell disruption by nitrogen decompression.