Refrigeration / Cooling Systems Engineering Consultants: 3

Caylor Engineering & Associates, PLLC is a private consulting mechanical engineering firm specializing in NH₃ and CO₂ Refrigeration Systems used in process and cold storage applications. Clients have included Leprino Foods, Safeway, Dreyer’s, Tyson,  ConAgra, Unilever, Nestlé, Imperial Irrigation District, Lineage Logistics, and Grupo Kuo (Kekén).  

Consulting Services:

James Caylor, PE, Principal at Caylor Engineering spent his first 15 years in the refrigeration business as a service and startup technician, including a UA steamfitter apprenticeship.  11 of the 15 were in industrial ammonia work and 8 of those 11 were self-employed as Caylor Refrigeration. He then returned to college and graduated from Arizona State University in 2000 with a BSME.

Mr. Caylor worked as a project engineer for two design/build contractors and became a PE before moving to Tyson Foods’ corporate design group in 2005.  He joined Jacobs Engineering’s Food and Beverage Group in Fort Worth in 2007, finished in 2013 as Deputy Director in charge of all refrigeration projects and opened his own consulting firm in 2014.

ASHRAE committee service includes TC 10.1 (past chair) & TC 10.2 with revisions to Refrigeration Handbook ch 1, 2 & 3.  ASME committee service includes B31.5 (chair), WG B31E, B31 Standards & B31 Executive committees.  

 Mr. Caylor's work with the Refrigerating Engineers and Technicians Association includes vice president of the Oakland, CA chapter, founder and first president of the Phoenix, AZ chapter and presentation of papers at the 2018, 2021, 2022 and 2024 RETA National Conferences. 

View James Caylor's Expert Witness Profile.

Roger W. Griffith, PE, has over 37 years of professional experience as a Mechanical Engineer in the design, maintenance, and operation of mechanical systems. He specializes in the areas of Plumbing, HVAC, and Fire Sprinkler Systems Design.

Background - As the principal of Griffith Engineering & Consulting for 23 years, his design experience with commercial and industrial projects include convention centers, schools, office buildings, condominiums, apartment buildings, hotels, churches, manufacturing facilities, medical buildings, restaurants, historic buildings, dormitories, fire halls, and maintenance facilities. Prior to that, Mr. Griffith worked at the Tennessee Valley Authority (TVA) as a mechanical engineer for 14 years. 

His roles at TVA included nuclear piping analyst, valve and heat exchanger specialist, maintenance engineer, and later maintenance supervisor at a fossil plant, and quality manager. His engineering roles included failure analysis of plant equipment. He also taught many courses on the subject of problem-solving and failure analysis for company employees.

Consulting Services:

View Roger W. Griffith's Expert Witness Profile.

John Hatcher is an industry leader in Building Systems Engineering including, Information Technology, Audio Visual, Security, Building Automation Systems, Fire Alarm Systems, Intelligent Building Concepts and Commissioning. He has worked on some of the most prestigious facilities in the world including the Americas, Europe, Middle East, Russia, India and Southeast Asia.