 ESOT-INVEST d.o.o.
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| Company: |
ESOT-INVEST d.o.o.
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| Address: |
Kersnikova ulica 21, 3000 CELJE
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Google maps
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| Municipality: |
Celje
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| Region: |
Savinjska region
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| Contacts: |
 00386 34256350
 http://esot-invest.si
 Barbara Šuster
 
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| Company management: |
CEO: Barbara Šuster, tel.: 00386 3 425 63 50,
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| Extract of management responsible for a company's business operations abroad: |
Sabina Cesar,
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| Registration number: |
6074464
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| Tax number: |
70763186
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| Organisational form: |
Limited Liability Company
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| Number of employees: |
23
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| Size of company: |
Small
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| Income: |
7.915.398,00 €
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| Exports share in income: |
54,00 %
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| Tradition since: |
2011
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| Total equity: |
1.722.788,00 €
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| Total assets: |
5.214.703,00 €
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| Extract of target regions and countries where a company exports: |
Bosnia and Herzegovina
Croatia
Germany
Italy
Serbia
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| Desired regions and countries of cooperations: |
Austria, Montenegro
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| Description of company: |
› ABOUT US
Esot-invest has a tradition of implementing projects in the field of production and construction of complete cooling systems for process water, systems for the preparation of process water for reuse in industrial processes and treatment of all types of water (industrial, municipal and drinking).
We offer turnkey projectsand carry out all phases of projects (from conceptual design to system start-up) with our own experienced technical staff, with an emphasis on cooperation with the end user.
For this purpose, the company has a team of experienced engineers, masters, doctors and other experts in the fields of chemistry, mechanical engineering, electrical engineering and economics.
› Certificates: ISO 9001, ISO 14001
› OUR MAIN ACTIVITIES:
? Manufacture and installation of cooling towers:
-our own know-how,
-custom made solutions,
-individual approach,
-we take care of the entire process – from design to start-up.
? Wastewater treatment – industrial (RO, UF, softening, filtration), municipal (cities up to 50.000 PE):
-design and development of technical solutions for water treatment,
-delivery, assembly and installation of technological equipment (machine and electro),
- installation.
? Metal constructions and pipelines welded by our TIG welders
?Maintenance, service, spare parts, chemicals for water treatment
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| Description of products and services: |
1. Energetics, industry
- new constructions and reconstructions of cooling systems for cooling of technological waters,
- systems for preparation of technological waters for their renewed use in industrial processes,
- outline technological solutions.
2. Ecology, water
- treatment of municipal waste waters (procedures: primary treatment, secondary treatment – conventional active sludge, MBBR, SBR, MBR, tertiary cleaning, sludge dehydration, disinfection)
- sludge stabilisation (anaerobic, aerobic, chemical), sludge thickening, co-fermentation, production of bio gas, cogeneration
- systems and technologies for drinking water treatment (filtration with multimedia filters, membrane filtration, desalination, chlorination with gaseous and liquid chlorine, disinfection with ozone, UV disinfection)
- treatment of industrial waste waters (chemical, physical-chemical and biological processes)
3. Assembly and maintenance
- Assembly of cooling towers and all types of technological equipment,
- mechanical and electric installations implemented by our own team of experts (TIG welders, ASTM certificates…),
- chemical cleaning of heat exchangers, boilers, cold cylinders of pipeline installations,
- monitoring, preliminary running (water analysis incl. reports, laboratory testing…),
- technical training,
- service and maintenance of cooling towers and technological equipment.
4. Trade, spare parts
- Spare parts for cooling systems: fillers, eliminators, blades, nozzles, fans, electrical motors,
- chemicals for treatment of process waters (inhibitors, antiscalants, coagulants, flocculants, biocides ...), chemicals for treating water at wastewater treatment plants, testing kits, tablet salt,
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| Classification of company: |
Main activity in accordance with the NACE classification
42.990 Construction of other civil engineering projects n.e.c.
Other activities in accordance with the NACE classification
42.990 Construction of other civil engineering projects n.e.c.
Activities in accordance with the CPA classification
42.99.29 Construction works for civil engineering constructions n.e.c.
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| Field of activity: |
Building and Construction
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| Information on the presentation card companies are obtained from surveys. Financial data are for the financial year 2025, last update 18.06.2026. |
| Last data update 07.08.2026. |