Stackable Credentials

Progressive Levels of Certification

Stackable Credentials

Throughout each stage of a person’s career; students, technicians, instructors, and individuals take various certifications to validate their knowledge.

What makes ESCO Group unique is that we offer certifications at all levels and stages in the careers of those in the HVACR industry.


ESCO Institute

EPA Certifications

It’s the law! Persons who maintain, service, repair or dispose of appliances that contain regulated refrigerants must be certified in proper refrigerant handling techniques. ESCO, the industries largest and most recognized program can simplify your task of offering the exam.

Exams Available:
EPA Section 608 for HVACREPA Section 609 for Motor Vehicles


ESCO Institute

Specialty Certifications

Addressing industry concerns pertaining to: safety, warranty issues, and maximizing energy efficiency.

Click here for more details about Specialty Certifications

Exams Available:
Duct and Envelope TestingGreen AwarenessHydrocarbon RefrigerantsR-410AResidential Energy AuditorResidential Heat Load AnalystSystem Performance


HVAC Excellence

Student Outcome Assessments for High Schools

Heating, Electrical, Air Conditioning, Technology "H.E.A.T." is an end of program high school assessment that provides tangible evidence that a student has the retained knowledge necessary to move on to the next level of training or if they need additional training in a specific area.

Click here for more details about Student Outcome Assessment Certifications

Exams Available:
Heating, Electrical, Air Conditioning Technology (H.E.A.T.)
Heating, Electrical, Air Conditioning Technology (H.E.A.T.) PLUS +


HVAC Excellence

Employment Ready Certifications

Discipline specific exams that show if a person has the retained knowledge necessary for employment in the HVACR industry.

Provides instructors with the information needed to evaluate the efficacy of their program.

Click here for more details about Employment Ready Certifications

Exams Available:
Air Conditioning │ Basic Refrigeration and Charging Procedures │ Carbon Monoxide & Combustion Analysis │ Carbon Monoxide Safety │ Combustion Appliance Zone │ Electrical │ Electric Heat │ Fuel Oil Combustion │ Gas Heat │ Heat Pump │ Natural Gas Combustion │ Light Commercial Air Conditioning │ Light Commercial Refrigeration │ Oil Heat │ Residential & Light Commercial Hydronic Heat │ System Diagnostics & Troubleshooting


HVAC Excellence

Professional Technician Certifications

Experienced technicians can demonstrate their knowledge through this written exam series.

Requires two or more years of documented field experience

Show consumers they are dealing with a trained professional.

Click here for more details about Professional Technician Certifications

Exams Offered:
Principles of Electrical and Refrigeration Theory (prerequisite for all exams) | Combustion Analysis | Electric Heat | Gas Heat | Heat Pump Installer | Heat Pump Service | Light Commercial Air Conditioning | Light Commercial Refrigeration | Residential Air Conditioning | Residential & Light Commercial Hydronic Heat


HVAC Excellence

Master Specialist Hands-On Certifications

The highest credential available to a field technician.

Requires a person to demonstrate their competency through hands on certification.

Requires three years of field experience and passage of related written exam.

Click here for more details about Master Specialist Hands-On Certifications

Exams Available:
Air Conditioning | Combustion Analysis | Gas Heat | Heat Pumps | Light Commercial Refrigeration | Low Pressure Hydronic Heat | Oil Heat


HVAC Excellence

Educator Credentialing Exams

Enable HVACR instructors to verify the depth of their knowledge and ability to relate subject matter effectively.

Validate an instructor has mastered the subject matter to teach the competencies or if they need professional development in each subject area taught.

Click here for more details about Educator Credentialing Exams

Exams Available:
Capstone - CORE | Air Conditioning | Combustion Analysis | Gas Heat | Heat Pumps | Light Commercial Refrigeration | Low Pressure Hydronic Heat | Oil Heat

Becoming a Proctor is Easy!

HVACR wholesalers, educators and trainers interested in proctoring exams should email their completed proctor application to customerservice@escogroup.org or fax it to 1-800-546-3726.

Click here to learn more


Comparative Analysis Reports

Proctors can log in to review candidate test results and access detailed statistical reports.

Comparative Analysis Report