Ammonia Refrigeration Companies

Published: September 2025

Ammonia refrigeration has gained significant traction in the sustainable refrigeration market, primarily due to its energy efficiency and efficacy as a natural refrigerant. The technology is employed across a wide range of commercial and industrial applications, such as cold storage, data centers, logistics, food and beverage processing, oil and gas, pharmaceutical and chemical manufacturing. Unlike synthetic refrigerants which have a significant environmental impact, thermodynamic properties of ammonia offer superior energy efficiency, resulting in reduced energy consumption and lower operational costs.

Further, ammonia has both ozone depletion potential (ODP) and global warming potential (GWP) as zero, positioning it as a leading eco-friendly alternative to synthetic refrigerants like hydrofluorocarbons (HFCs). As a result, the market for ammonia refrigeration systems is experiencing continued growth, driven by a rising global awareness and strict environmental regulations for the phase-down of high-GWP refrigerants.

This growth has encouraged manufacturers and solution providers to invest in advanced ammonia-based refrigeration systems focusing on key technological advancements like integrating natural refrigerants, AI-driven optimization, and IoT-enabled monitoring platforms to enhance operational safety, improve efficiency, and meet stringent environmental regulations.

These developments, along with the rapid expansion of cold chain networks, industrial processing facilities, and large-scale cold storage infrastructures, have significantly accelerated the adoption of ammonia refrigeration technology. As the global shift towards natural refrigerants accelerates, the ammonia refrigeration sector is expected to play a pivotal role in shaping the future of sustainable refrigeration market.

Roots Analysis has conducted an exhaustive study on the sustainable refrigeration technology market, featuring the current market landscape and future opportunity for the companies engaged in offering sustainable refrigeration solutions, over a span of 15 years.

Key Ammonia Refrigeration Companies

Below, we have listed (in alphabetical order), the key ammonia refrigeration companies:

Enerflex
GEA
Greencold
Hussmann
INTARCON (part of KEYTER Technologies)

The figure below highlights the top five ammonia refrigeration companies:

Ammonia Refrigeration Companies

Interested in exploring advanced sustainable refrigeration technology, its advantages, applications, and market trends?

Discover below the Details on Key Ammonia Refrigeration Companies

Let us dive deep into the details of the 5 key ammonia refrigeration companies. It is essential to note that the selection of top players can differ substantially according to the defined criteria.

1. Enerflex

Company Overview

Enerflex is a leading provider of energy infrastructure and transition solutions, focusing on natural gas processing, refrigeration, and compression systems. The company offers a comprehensive suite of offerings that encompasses every phase of a project's lifecycle, from front-end engineering and design to aftermarket support. This includes processing, cryogenic systems, compression, electric power, and treated water solutions.

With over a decade of experience in refrigeration, Enerflex designs, manufactures, and services a wide range of mechanical refrigeration systems utilizing hydrocarbon, ammonia, CO₂, and other specialty refrigerants. Their refrigeration solutions cater to a wide array of applications, from small-scale operations to large industrial facilities, with cooling capabilities ranging from 10 tons to 20,000 tons.

Solution Overview

The section provides a brief overview of the sustainable refrigeration solutions provided by Enerflex, including details on the type of offering, type of product, type of sustainable refrigeration technology, type of refrigerant, impact of technology, and end-users.

Type of Offering: Product, Service
Type of Product: Refrigeration System: Refrigeration Plant, Cascade and Others
Type of Sustainable Refrigeration Technology: Natural Refrigeration Technology
Type of Refrigerant: Ammonia (R717), Carbon Dioxide (R744), Propane (R290), and Hydrocarbons
Impact of Technology: Cost Efficiency
End-user: Chemical, Oil and Gas, Pharmaceuticals, and Other Industrial Markets

To know more about the recent initiatives of Enerflex and other ammonia refrigeration companies, access full report.

2. GEA

Company Overview

GEA specializes in process technology, equipment, and solutions that enable its customers to develop high-quality products across various industries. The company offers cutting-edge equipment, including separators, heat exchangers, spray dryers, and homogenizers.

Notably, GEA's advanced heating and refrigeration technologies deliver energy-efficient solutions for industrial cooling, heating, and heat recovery. These solutions ensure optimal energy utilization, cost savings, and compliance with stringent sustainability standards. Interestingly, in July 2025, GEA celebrated 75 years of its refrigeration business, highlighting the use of natural refrigerants like ammonia, which help reduce energy consumption. Further, in January 2025, GEA introduced the HSX high-pressure float valve for industrial ammonia (NH₃) and CO2 refrigeration systems, boosting efficiency by lowering compressor power and enabling significant energy savings during defrosting processes.

Solution Overview

The section provides a brief overview of the sustainable refrigeration solutions provided by GEA, including details on the type of offering, type of product, type of sustainable refrigeration technology, type of refrigerant, impact of technology, and end-users.

Type of Offering: Product, Service
Type of Product: Refrigeration Plant, Chiller
Type of Sustainable Refrigeration Technology: Natural Refrigeration Technology, Adsorption Refrigeration Technology, Stream Jet Cooling Systems
Type of Refrigerant: Ammonia (R717), Carbon Dioxide (R744), and Propane (R290)
Impact of Technology: Reduced Energy Consumption, Cost Efficiency
End-user: Data Centers, Ice Rinks, Food and Beverage Industry, Pharmaceuticals, Leisure Facilities, Oil and Gas, Chemical, Marine and Cold Storage / Distribution Centers

To know more about the recent initiatives of GEA and other ammonia refrigeration companies, access full report.

3. Greencold

Company Overview

Greencold claims to have 200 years of combined experience in industrial refrigeration and cooling sector. The company designs, supplies, and installs custom refrigeration systems specifically tailored for both commercial and industrial sectors. By primarily utilizing ammonia and CO₂ as refrigerants, Greencold adheres to rigorous environmental standards, effectively minimizing its carbon footprint. In addition, the company claims to have expertise in all types of cooling plants with refrigerants ranging from CO2, ammonia and secondary glycol and HFC/HFO.

Greencold provides comprehensive end-to-end services, from consultation and design to installation and aftercare. Their experts ensure that each project meets the highest standards of quality and efficiency, fostering long-term partnerships with clients across diverse industries.

Solution Overview

The section provides a brief overview of the sustainable refrigeration solutions provided by Greencold, including details on the type of offering, type of product, type of sustainable refrigeration technology, type of refrigerant, impact of technology, and end-users.

Type of Offering: Product, Service
Type of Product: Refrigeration Plant, Chiller, Transcritical Plants
Type of Sustainable Refrigeration Technology: Natural Refrigeration Technology, Mechanical Cooling Technology
Type of Refrigerant: Ammonia (R717), Carbon Dioxide (R744), Glycol and Hydrofluoroolefins (HFO)
Impact of Technology: Energy Consumption, Cost Efficiency
End-user: Food and Beverage Industry, Pharmaceuticals, Sporting Events and Cold Storages

To know more about the recent initiatives of Greencold and other ammonia refrigeration companies, access full report.

4. Hussmann

Company Overview

Hussmann, a subsidiary of Panasonic, is dedicated to maintaining food quality, enhancing merchandising experiences, and driving operational efficiency in the retail food industry. The company serves supermarkets, convenience stores, and food service providers with a comprehensive portfolio that includes display merchandisers, advanced refrigeration systems, and end-to-end support services.

Notably, Hussmann has updated its self-contained refrigerated display units to comply with the AIM Act, effective January 2025, by utilizing low-GWP natural refrigerants such as R-290 (propane) and R-454C instead of traditional HFCs.

By leveraging Panasonic’s cutting-edge technology and sustainable practices, Hussmann aims to meet the evolving needs of its customers with energy-efficient and environmentally friendly solutions that utilize natural refrigerants to minimize environmental impact. The company also provides maintenance services and original equipment parts to ensure optimal equipment performance.

Solution Overview

The section provides a brief overview of the sustainable refrigeration solutions provided by Hussmann, including details on the type of offering, type of product, type of sustainable refrigeration technology, type of refrigerant, impact of technology, and end-users.

Type of Offering: Product, Service
Type of Product: Refrigeration System, Chiller, Cascade
Type of Sustainable Refrigeration Technology: Natural Refrigeration Technology, Closed-loop Water Glycol Technology
Type of Refrigerant: Ammonia (R717), Carbon Dioxide (R744), Glycol, Propane (R290), Opteon XP40 (R449A), and Other Refrigerants
Impact of Technology: Reduced Energy Consumption, Cost Efficiency
End-user: Food and Beverage Industry, Pharmaceuticals, Dollar Stores, Supermarkets and Cold Storages

To know more about the recent initiatives of Hussmann and other ammonia refrigeration companies, access full report.

5. INTARCON

Company Overview

INTARCON (part of KEYTER Technologies) is known for its innovative and sustainable refrigeration systems tailored for various industrial, commercial, and agricultural applications. The company employs a business model which is centered on the design, manufacture and sale of products through industry installers and professionals, fostering customer loyalty through high product quality and exceptional customer service.

The company serves a diverse clientele across Spain and beyond, including industries such as food and beverage, hospitality, and logistics. In addition, INTARCON also provides comprehensive after-sales support, technical training, and consultancy services to ensure optimal performance and customer satisfaction.

Solution Overview

Type of Offering: Product, Service
Type of Product: Refrigeration Plant, Chiller
Type of Sustainable Refrigeration Technology: Natural Refrigeration Technology, Waterloop Refrigeration Technology
Type of Refrigerant: Ammonia (R717), Carbon Dioxide (R744), Propane (R290), Glycol, and Opteon XP40 (R449A)
Impact of Technology: Reduced Energy Consumption, Cost Efficiency
End-user: Food and Beverage Industry, Pharmaceuticals, Leisure Facilities, Logistics, Supermarkets and Cold Storages

To know more about the recent initiatives of INTARCON and other ammonia refrigeration companies, access full report.

What About Other Ammonia Refrigeration Companies Around the World?

The above article features five key ammonia refrigeration companies selected from a pool of over 100 companies that we have covered in the sustainable refrigeration technology market report. If you're interested, you can download the Sample Report on this topic by Roots Analysis. For personalized assistance in identifying the most relevant solutions based on your specific criteria, please don't hesitate to reach out to us at sales@rootsanalysis.com.