
Accredited testing laboratory for water, ventilation (HVAC) and hygiene analyses as well as hygiene consulting in the healthcare sector

HyGES - Gesellschaft für Hygieneberatung und -analytik mbH
MönchengladbachNew on Amplifa
About HyGES
HyGES, Gesellschaft für Hygieneberatung und -analytik mbH, was founded in 1997 as a subsidiary of the Medical Care Centre (MVZ) Dr. Stein + Kollegen in Mönchengladbach. The company operates a testing laboratory according to DIN EN ISO/IEC 17025:2018 (DAkkS, D-PL-13181-01-00) with flexibly accredited parameters for microbiological and chemical-physical water analyses, including Legionella, E. coli, enterococci, Pseudomonas aeruginosa, Legionella counting according to DIN EN ISO 11731 as well as anion determination by ion chromatography and element determination by ICP-MS. Further focal points are hygienic inspections of ventilation and air-conditioning systems according to VDI 6022 and DIN 1946-4, sterilisation controls, sterility testing, environmental testing, endoscope testing, kitchen hygiene and the inspection of X-ray diagnostic devices. The team of physicians, biologists, chemists and medical-technical assistants also offers hygiene consulting, risk analyses and training courses. Customers come from the healthcare sector, care facilities, hotels and schools as well as from the food and beverage, textile and wood/paper industries. Around 99 % of the analyses are performed in-house, supplemented by a sample and courier service.
- Site
- Mönchengladbach
- Processes
- Water analyses (drinking water according to the Drinking Water Ordinance, Legionella), Legionella analysis (Legionella spec., technical action value 100 CFU/100 ml), Analysis of swimming and bathing pool water according to DIN 19643, Hygienic inspection of ventilation and air-conditioning systems (particle count measurements,, Sterilisation controls, Sterility testing, Environmental testing, Endoscope testing (testing of endoscope reprocessing)
- Materials
- Drinking water, Swimming and bathing pool water, Process water (cooling systems), Indoor air, Foodstuffs
- Certificates
- DIN EN ISO/IEC 17025:2018, DIN EN ISO/IEC 17025:2018 (DAkkS, D-PL-13181-01-00)
- Founded
- 1997
- Industries
- Healthcare (hospitals, clinics, medical practices, outpatient surgery centres), Care facilities, Hotels, Schools, Sports facilities, Food and beverage industry
- 01
Sampling (inter alia according to DIN EN ISO 19458)
- 02
Incoming inspection and sample preparation
- 03
Laboratory analysis (microbiology, ion chromatography, ICP-MS)
- 04
Evaluation and test report
- 05
Hygiene consulting, risk analyses and training courses
Test parameters and methods
Drinking water
Analyses according to the German Drinking Water Ordinance, among others for Legionella spec. with a technical action value of 100 CFU/100 ml.
Swimming and bathing pool water
Sampling and analysis according to DIN 19643.
Process water (cooling systems)
Sampling and microbiological analysis of water from evaporative cooling systems in accordance with § 3 paragraph 8 of the 42nd BImSchV.
Indoor air
Biological contamination controls in ventilation and air-conditioning systems based on DIN EN 17141:2021.
Foodstuffs
Analysis of food samples within the scope of kitchen hygiene.
Locations

Mönchengladbach
DELaboratory and office, site of MVZ Dr. Stein + Kollegen
- Materials
- Water, indoor air, foodstuffs
- Ion chromatography
- ICP-MS
- Microbiological laboratory
Services



Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Water analyses (drinking water according to the Drinking Water Ordinance, Legionella)Testing | – | – | – | – | Water |
| Legionella analysis (Legionella spec., technical action value 100 CFU/100 ml)Testing | – | – | – | – | Water |
| Analysis of swimming and bathing pool water according to DIN 19643Testing | – | – | – | – | Water |
| Hygienic inspection of ventilation and air-conditioning systems (particle count measurements,Testing | – | – | – | – | – |
| Sterilisation controlsTesting | – | – | – | – | – |
| Sterility testingTesting | – | – | – | – | – |
| Environmental testingTesting | – | – | – | – | – |
| Endoscope testing (testing of endoscope reprocessing)Testing | – | – | – | – | – |
| Testing of the effectiveness of hand, surface and instrument disinfectionTesting | – | – | – | – | – |
| Testing of devices for washing, disinfecting and sterilisingTesting | – | – | – | – | – |
| Kitchen hygiene / analysis of food samplesTesting | – | – | – | – | Foodstuffs |
| Inspection of RDG (X-ray diagnostic devices)Testing | – | – | – | – | – |
| Hygiene consulting (hospital and practice hygiene, infection prevention, new construction andEngineering | – | – | – | – | – |
| Pathogen typing by PCR and PFGETesting | – | – | – | – | – |
| Determination of anions by ion chromatography (DIN EN ISO 10304-1/-4, DIN EN ISO 15061)Testing | – | – | – | – | Water |
| Determination of elements by ICP-MS (DIN EN ISO 17294-2)Testing | – | – | – | – | Water |
| Microbiological water analyses (including E. coli, enterococci, Legionella, ClostridiumTesting | – | – | – | – | Water |
| Sampling and microbiological analyses of process water in accordance with §3 paragraph 8 42ndTesting | – | – | – | – | Water |
Additional services
Reference customers
Quality and accreditation
The laboratory is accredited according to DIN EN ISO/IEC 17025:2018 by DAkkS (certificate annex D-PL-13181-01-00) with a flexible scope for water and process water analyses. Regular internal and external quality controls ensure the analyses; around 99 % of the tests are performed in-house.
| Evidence | Mönchengladbach |
|---|---|
| DIN EN ISO/IEC 17025:2018 (DAkkS, D-PL-13181-01-00) |
History
- 1997
Founded as a subsidiary of the Medical Care Centre (MVZ) Dr. Stein + Kollegen in Mönchengladbach.