
Planning, installation, maintenance and cleaning of refrigeration and air conditioning technology for retail, industry and commerce.

KRIOTEC Kälte + Klima GmbH
Mainz-Kastel (Wiesbaden) · Gießen/Kassel · HanauNew on Amplifa
About KRIOTEC
KRIOTEC Kälte + Klima GmbH is a specialist refrigeration and air conditioning company founded in 2003, based in Mainz-Kastel (Wiesbaden) with around 80 employees. The company offers everything from a single source: from installing small air conditioning units to complete refrigeration equipment for businesses, complemented by maintenance, repair service and refrigeration-technical cleaning of refrigerated furniture and counters. Preparatory work is carried out in the company's own workshop, while on-site installation is handled by the mobile-equipped workshop team with a high degree of planning reliability. Areas of operation include commercial refrigeration for the food retail sector, retail, industry and commerce, as well as air conditioning for residential spaces, offices and technical rooms. Customers include REWE (approx. 400 stores), PENNY, EDEKA, LIDL, Shell, Fraport and Nestlé. As a certified specialist company, KRIOTEC is part of the KÖBERL Group and a member of the Hesse State Guild for Refrigeration and Air Conditioning Technology and the Association of German Refrigeration and Air Conditioning Specialist Companies.
- Site
- Mainz-Kastel (Wiesbaden)
- Processes
- Planning and installation of air conditioning systems (air conditioning technology), Installation of small air conditioning units up to complete refrigeration equipment, Maintenance and cleaning of air conditioning systems, Service and repair of refrigeration and air conditioning systems, Commercial refrigeration: planning, installation, maintenance and repair of refrigeration, Refrigeration-technical cleaning of refrigerated furniture and counters, On-site installation with own workshop and preparatory work in the workshop, Heating with air conditioning systems (heat pump function)
- Materials
- Refrigerant R32, Refrigerant R410A
- Certificates
- Operational certification in accordance with § 6 Chemicals Climate Protection, Specialist contractor certificate in accordance with § 5 Chemicals Ozone Layer, Air hygiene training according to VDI 6022 Category A, Operational certification § 6 ChemKlimaschutzV, Specialist contractor certificate § 5 ChemOzonschichtV, VDI 6022 Category A
- Founded
- 2003
- Employees
- 80
- Industries
- Food retail (grocery), Retail, Industry, Commerce, Petrol stations, Public sector
- 01
Consulting and planning
- 02
Preparatory work in the company's own workshop
- 03
On-site installation and assembly
- 04
Commissioning
- 05
Maintenance and service
- 06
Refrigeration-technical cleaning
Technology and Refrigerants
Refrigerant R32
Used in single-split air conditioning systems, an energy-efficient refrigerant.
Refrigerant R410A
Used for multi-split systems in commercial and building air conditioning.
Locations

Mainz-Kastel (Wiesbaden)
DEHead office with workshop
- Materials
- Refrigeration and air conditioning technology, refrigeration-technical cleaning
- Own workshop
- Specially equipped service vehicles
Gießen / Kassel
DELocation
Hanau
DELocation (service)
Service Areas

Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Planning and installation of air conditioning systems (air conditioning technology)Engineering | – | – | – | – | – |
| Installation of small air conditioning units up to complete refrigeration equipmentAssembly | – | – | – | – | – |
| Maintenance and cleaning of air conditioning systemsTesting | – | – | – | – | – |
| Service and repair of refrigeration and air conditioning systemsAssembly | – | – | – | – | – |
| Commercial refrigeration: planning, installation, maintenance and repair of refrigerationAssembly | – | – | – | – | – |
| Refrigeration-technical cleaning of refrigerated furniture and countersSurface | – | – | – | – | – |
| On-site installation with own workshop and preparatory work in the workshopAssembly | – | – | – | – | – |
| Heating with air conditioning systems (heat pump function)Heat treatment | – | – | – | – | – |
| Air conditioning and maintenance of air quality monitoring stationsAssembly | – | – | – | – | – |
Additional services
Reference customers
Quality and Certification
As a specialist company, KRIOTEC is operationally certified in accordance with § 6 of the Chemicals Climate Protection Ordinance, holds the specialist contractor certificate in accordance with § 5 of the Chemicals Ozone Layer Ordinance, and has air hygiene training according to VDI 6022 Category A. Projects are planned and executed according to the company's own quality standards.
| Evidence | Mainz-Kastel (Wiesbaden) |
|---|---|
| Operational certification § 6 ChemKlimaschutzV | |
| Specialist contractor certificate § 5 ChemOzonschichtV | |
| VDI 6022 Category A |
Company History
- 2003
Founding of FRIOTEC as a one-man master trade business in Wiesbaden-Biebrich
- 2006
Renamed to KRIOTEC e.K.
- 2012
Founding of KRIOTEC Kälte- und Klimatechnik GmbH and relocation to the Mainz-Kastel industrial park
- 2013
10th anniversary: 15 employees and over 1,000 customers
- 2015
Founding of the sister company KRIOTEC Gewerbekälte GmbH, specializing in large supermarket chains
- 2016
Establishment of the refrigeration-technical cleaning business division; 45 employees
- 2017
Expansion of all facilities at the Mainz-Kastel location
- 2018
15th anniversary with over 2,000 customers
- 2020
Opening of the Gießen – Kassel location
- 2023
20th anniversary: 80 employees and over 1,000 customers