Ammonia (NH₃) refrigeration system suppliers
Ammonia (NH₃ / R717) is the reference refrigerant for large industrial cold stores and freezing plant: high efficiency, zero GWP, and strict safety, machinery-room and competence requirements. 43 manufacturers in the ColdMatch directory publish work with this refrigerant, across United States, Australia, United Kingdom, India, Canada, Germany and other markets. A refrigerant facet is only shown when the manufacturer states it publicly — nothing here is guessed.
43 listings across 6 regions. Listing is research content, not a recommendation, certification or warranty of any company's performance.
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Directory pages are for discovery and SEO. ColdMatch is not an automatic marketplace and does not directly connect buyers with refrigeration manufacturers — supplier matching and introductions are managed manually by ColdMatch.
Supplier and manufacturer listings are provided for research, transparency and discovery only. ColdMatch Group does not provide automatic buyer-supplier introductions. Every cold chain project request is reviewed manually by David / ColdMatch Group, and supplier introductions are made only after internal approval.
Europe (12)
- Verified
Bitzer SE
Germany · Europe
Reciprocating, screw & scroll compressors for HFC/HFO, ammonia NH3 and transcritical CO2
CO₂ transcriticalAmmonia (NH₃)Compressors - Verified
GEA Refrigeration Technologies
Germany · Europe
Ammonia & CO2 industrial refrigeration, blast freezing
CO₂ transcriticalAmmonia (NH₃)Blast freezing / IQFIndustrial refrigeration - Verified
Danfoss Cooling
Denmark · Europe
Refrigeration controls, compressors & valves for CO2, ammonia NH3 and HFC/HFO systems
CO₂ transcriticalAmmonia (NH₃)CompressorsComponents & controls - Verified
GEA Cooling & Freezing (NL)
Netherlands · Europe
Ammonia NH3 industrial freezers, IQF & chillers
Ammonia (NH₃)Blast freezing / IQFChillers - Verified
Kelvion (Bergen-op-Zoom)
Netherlands · Europe
Plate & shell-and-tube heat exchangers for ammonia NH3 & CO2 refrigeration
CO₂ transcriticalAmmonia (NH₃) - Verified
Lu-Ve Group
Italy · Europe
Air coolers, condensers & dry coolers for ammonia NH3, CO2 and HFC systems
CO₂ transcriticalAmmonia (NH₃) - Verified
Alfa Laval
Sweden / Norway · Europe
Heat exchangers, plate freezers & chillers for ammonia NH3 refrigeration
Ammonia (NH₃)Chillers - Verified
Star Refrigeration
United Kingdom · Europe
Industrial ammonia & CO2 refrigeration
CO₂ transcriticalAmmonia (NH₃) - Verified
J & E Hall (Daikin)
United Kingdom · Europe
Ammonia NH3 & HFC/HFO industrial refrigeration, ice-cream freezers
Ammonia (NH₃)Industrial refrigeration - Verified
Clauger
France · Europe
Turnkey industrial refrigeration & air treatment, ammonia NH3 & CO2 plants
CO₂ transcriticalAmmonia (NH₃)EPC / turnkeyIndustrial refrigeration - Verified
Klima-Therm Group
Poland · Europe
Chillers, ammonia NH3 industrial refrigeration & HVAC engineering
Ammonia (NH₃)ChillersHVACIndustrial refrigeration - Verified
Star Refrigeration
United Kingdom · Europe
Design, build and maintenance of ammonia industrial refrigeration plant, heat pumps and cold stores.
EPC / turnkeyAmmonia (NH₃)Industrial refrigerationHeat pumps
North America (9)
- Verified
Johnson Controls (York)
United States · North America
Ammonia NH3 industrial refrigeration & HFC/HFO chillers
Ammonia (NH₃)ChillersIndustrial refrigeration - Verified
CIMCO Refrigeration
Canada · North America
Ammonia NH3 & CO2 industrial refrigeration, ice rinks & cold storage
CO₂ transcriticalAmmonia (NH₃)Cold roomsIndustrial refrigeration - Verified
Berg Chilling Systems
Canada · North America
Industrial chillers & process cooling with ammonia NH3 and HFC/HFO
Ammonia (NH₃)Chillers - Verified
Primus Builders
United States · North America
Design-build EPC contractor for temperature-controlled warehouses, food plants and automated cold storage with ammonia NH3 & CO2 refrigeration systems.
EPC / turnkeyCold roomsIndustrial refrigeration - Verified
Tippmann Group / Tippmann Innovation
United States · North America
Turnkey design-build of refrigerated distribution centres, blast freezing and cold storage expansions with ammonia NH3 & CO2 plants.
EPC / turnkeyBlast freezing / IQFCold rooms - Verified
ARCO Design/Build Industrial
United States · North America
Industrial design-build contractor delivering cold storage, food processing and distribution facilities with ammonia NH3 refrigeration.
EPC / turnkeyCold rooms - Verified
Stellar
United States · North America
Design, engineering, construction and ammonia NH3 & CO2 refrigeration mechanical delivery for food and cold-chain facilities.
EPC / turnkeyIndustrial refrigerationAmmonia (NH₃) - Verified
CIMCO Refrigeration
Canada · North America
Design-build industrial refrigeration contractor for ammonia and CO₂ engine rooms, ice plants and cold storage.
EPC / turnkeyAmmonia (NH₃)CO₂ transcriticalIce plants - Verified
Republic Refrigeration
United States · North America
Industrial refrigeration contractor and integrator: engine rooms, controls upgrades and plant service.
EPC / turnkeyAmmonia (NH₃)Components & controls
Latin America (3)
- Verified
Mercofrio / Refrio
Brazil · Latin America
Regional industrial refrigeration integrators for ammonia NH3 plants
Ammonia (NH₃)Industrial refrigeration - Verified
Friocorp
Chile · Latin America
Ammonia NH3 industrial refrigeration plants, cold rooms & freezing tunnels
Ammonia (NH₃)Blast freezing / IQFCold roomsIndustrial refrigeration - Verified
Frimetal
Argentina · Latin America
Evaporators & air coolers for ammonia NH3, CO2 and HFC systems
CO₂ transcriticalAmmonia (NH₃)
Middle East (3)
- Verified
Emirates Refrigeration Industries (ERI)
United Arab Emirates · Middle East
Cold rooms & industrial refrigeration, MENA — HFC/HFO and ammonia NH3
Ammonia (NH₃)Cold roomsIndustrial refrigeration - Verified
Frigo Mekanik
Türkiye · Middle East
Ammonia NH3 industrial refrigeration, cold rooms & blast freezing
Ammonia (NH₃)Blast freezing / IQFCold roomsIndustrial refrigeration - Verified
Cantek
Türkiye · Middle East
Cold rooms, IQF freezing & food processing refrigeration with ammonia NH3 and HFC/HFO
Ammonia (NH₃)Blast freezing / IQFCold rooms
Africa (4)
- Verified
Egyptian Refrigeration & Air Conditioning Co. (ERACO)
Egypt · Africa
Cold rooms, chillers & HVAC-R integration with HFC/HFO and ammonia NH3
Ammonia (NH₃)ChillersCold roomsHVAC - Verified
Energy Partners Refrigeration
South Africa · Africa
Ammonia NH3 & CO2 industrial refrigeration, cooling-as-a-service
CO₂ transcriticalAmmonia (NH₃)Industrial refrigeration - Verified
Metraclark
South Africa · Africa
Refrigeration components, controls & wholesaler network for HFC/HFO and ammonia NH3
Ammonia (NH₃)Components & controls - Verified
Casa Froid
Morocco · Africa
Ammonia NH3 & HFC/HFO industrial refrigeration, cold rooms & HVAC, Casablanca
Ammonia (NH₃)Cold roomsHVACIndustrial refrigeration
Asia-Pacific (12)
- Verified
Mayekawa (MYCOM)
Japan · Asia-Pacific
Ammonia & natural-refrigerant compressors, IQF
Ammonia (NH₃)Blast freezing / IQFCompressors - Verified
Snowman Refrigeration
China · Asia-Pacific
Ammonia NH3 industrial refrigeration, ice plants & freezing tunnels
Ammonia (NH₃)Blast freezing / IQFIce plantsIndustrial refrigeration - Verified
Moon Environment (Yantai)
China · Asia-Pacific
Ammonia screw compressor units
Ammonia (NH₃)Compressors - Verified
Blue Star Ltd
India · Asia-Pacific
Cold rooms, refrigerated transport & HVAC-R with HFC/HFO and ammonia NH3 systems
Ammonia (NH₃)Reefer transportCold roomsHVAC - Verified
Kirloskar Pneumatic (Refrigeration)
India · Asia-Pacific
Ammonia & CO2 industrial refrigeration packages
CO₂ transcriticalAmmonia (NH₃)Industrial refrigeration - Verified
Searefico
Vietnam · Asia-Pacific
M&E contractor for ammonia NH3 industrial refrigeration & cold rooms
Ammonia (NH₃)Cold roomsIndustrial refrigeration - Verified
Patkol
Thailand · Asia-Pacific
Ice machines, flake ice plants & ammonia NH3 industrial refrigeration
Ammonia (NH₃)Ice plantsIndustrial refrigeration - Verified
Scantec Refrigeration Technologies
Australia · Asia-Pacific
Low-charge ammonia NH3 industrial refrigeration plants
Ammonia (NH₃)Industrial refrigeration - Verified
Cold Logic
Australia · Asia-Pacific
Ammonia NH3 & CO2 industrial refrigeration & cold storage design-build
CO₂ transcriticalAmmonia (NH₃)Cold roomsEPC / turnkey - Verified
Scantec Refrigeration Technologies
Australia · Asia-Pacific
Design and construction of low-charge ammonia refrigeration plant for cold storage and food processing.
EPC / turnkeyAmmonia (NH₃)Industrial refrigeration - Verified
Gordon Brothers Industries
Australia · Asia-Pacific
Turnkey industrial refrigeration design, manufacture and installation of ammonia NH3 plant for cold stores and freezing plant.
EPC / turnkeyBlast freezing / IQFIndustrial refrigeration - Verified
Blue Star Limited
India · Asia-Pacific
Cold chain and HVAC EPC: cold rooms, pharma storage, ripening chambers and refrigerated transport with HFC/HFO and ammonia NH3 systems.
EPC / turnkeyCold roomsPharma GDPHVAC
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Refrigerant facets reflect what each manufacturer publishes about its own systems; suppliers with nothing published are shown as “not published” rather than guessed. Equipment lines are derived from each manufacturer’s own published scope, capacity bands and project-size facets are indicative of the project scale that supplier type typically serves, and none of it is a commitment. ColdMatch Group reviews every project brief before any supplier is approached.
