On-Site Training
Attend our scheduled in-person sessions to gain practical knowledge and network with industry professionals in a dedicated learning environment.

Live On-Site Ammonia Refrigeration Training
Gain unparalleled practical knowledge and confidence in ammonia refrigeration systems by participating in our immersive, live, hands-on on-site training workshops.
This is our most preferred and productive training method, designed for immersive learning in the Ammonia Refrigeration Industry. These intensive workshops focus on hands-on demonstrations, often utilizing a live ammonia refrigeration system where applicable, providing unparalleled practical experience. Classes are held at various dedicated training venues, client plant site locations, corporate offices, or at the NH3 Training Center.
Our live on-site workshops foster dynamic classroom participation and interaction, allowing students to learn directly from instructors and peers alike. The comprehensive program includes mock audits, PHA facilitation, and SOP development, providing practical application of knowledge through real-world scenarios, homework, and final exams. Upon successful completion, attendees receive their official training certification, ready to confidently apply their skills.
Key Benefits of Live On-Site Training
Discover the unique advantages of our live on-site workshops.
List of Class Types
Explore our full range of courses, specialized per industry.

On-Site Class
Operator I (NH3AO) - CARO Review Course
(4 Days - 32 Hours)
This foundational course is for entry-level refrigeration or maintenance technicians and engineers seeking essential knowledge in ammonia refrigeration systems. Based on the RETA Industrial Refrigeration I Training Manual, it covers key topics from PSM history to system operation, preparing students for the CARO test and daily job duties.
This class is intended for:
- Entry level Refrigeration or Maintenance Technicians
- Maintenance Managers
- Plant Engineers with limited refrigeration experience that desire to expand their career capabilities with knowledge in the Ammonia Refrigeration System.

On-Site Class
Operator II (NH3CO) - CIRO Review Course
(4 Days - 32 Hours)
This advanced course is designed for experienced ammonia refrigeration operators, managers, and plant engineers looking to deepen their expertise. Building on foundational knowledge, it covers complex topics like PSM for operators, advanced refrigeration systems, and electricity fundamentals, preparing students for the CIRO test and enhanced job performance.
This class is intended for:
- Ammonia Refrigeration Operators
- Managers
- Plant Engineers who have successfully passed the Operator I course and/or have a higher level or experience and knowledge in Industrial Ammonia Refrigeration systems.
On-Site Class
Sites Specific Initial & 3-Year Refresher Ammonia Refrigeration Training
(3 Days - 24 Hours)
This hands-on course is designed for refrigeration operators and plant engineers managing daily ammonia refrigeration system operations, or those needing a 3-year refresher. It focuses on your plant's specific system, SOPs, and emergency procedures, covering essential topics like PSM, ammonia awareness, safe work practices, and refrigeration fundamentals to ensure site-specific safety and compliance.
This class is intended for:
- Entry level Refrigeration or Maintenance Technicians
- Maintenance Managers
- Plant Engineers with limited refrigeration experience that desire to expand their career capabilities with knowledge in the Ammonia Refrigeration System
- Experienced Operators that need a 3-Year Refresher Training
On-Site Class
Process Safety Management and Risk Management Requirements for the Ammonia Refrigeration Industry
(3 Days - 24 Hours)
This introductory course is designed for PSM teams, plant management, and corporate personnel seeking to understand EPA's Risk Management Plan (RMP) and OSHA's Process Safety Management (PSM) Program. It provides a comprehensive review of the 14 elements of PSM and RMP requirements, equipping participants with essential knowledge for compliance and safety in the ammonia refrigeration industry.
This class is intended for:
- PSM Team
- Plant Management
- Corporate personnel
On-Site Class
Implementing an Arm Program for Compliance with General Duty Clause
(3 Days - 24 Hours)
This training is designed for PSM teams, plant management, and corporate personnel to help facilities comply with OSHA and EPA's General Duty Clause through the Ammonia Refrigeration Management (ARM) Program. It provides comprehensive guidance on documenting refrigeration systems, conducting hazard reviews, developing operating procedures, and establishing effective emergency response plans to ensure ongoing safety and regulatory adherence.
This class is intended for:
- Refrigeration Operators, Maintenance Managers, EH&S
- Managers, Plant Engineers, and Plant Managers who are new to OSHA’s and EPA’s General Duty Clause.
On-Site Class
IIAR-6 Mechanical Integrity Inspections Training for Contractors and End Users
(4 Days - 32 Hours)
This specialized course is for ammonia refrigeration operators, managers, engineers, and contractors seeking in-depth knowledge of IIAR-6 Mechanical Integrity Inspection requirements. It covers everything from setting up and performing detailed inspections of refrigeration system components to identifying deficiencies, creating inspection reports, and ensuring quality assurance for new installations, enabling robust compliance and safety.
This class is intended for:
- Contractors
- End Users
- Aspiring Mechanical Integrity Inspectors
On-Site Class
(CRST) Certified Refrigeration Service Technician Review Course
(4 Days - 32 Hours)
This comprehensive online review course is designed for experienced professionals with operational or management responsibility in industrial refrigeration, or those providing contracted maintenance. Led by an expert instructor, it thoroughly prepares you for the RETA Certified Refrigeration Service Technician (CRST) exam, strengthening your understanding of mechanical refrigeration, electricity, and industrial safety.
This class is intended for:
- Ammonia Refrigeration Operators
- Managers
- Plant Engineers who have successfully passed the Operator I course and/or have a higher level or experience and knowledge in Industrial Ammonia Refrigeration systems.
