- Credit score:
- Reliable
- Reputation score:
- 43,600
- Employees:
- 256
- Forecast turnover (2026):
- 102,512,604 €
Durable, economical and smart solutions!
TREV-2 Group is a company focused on the construction and maintenance of infrastructure objects and facilities.
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construction of roads and bridges
-
production and installation of asphalt
-
maintenance
-
sanitation
-
maintenance
-
design and construction
-
sewer system
-
construction of roads and roads
-
maintenance of public roads
-
audit of construction works
-
expert assessment of building design documentation
-
construction research
-
construction of gas installation
-
making of traffic management projects
-
pressure equipment works
-
tea care
-
environmental construction
-
mining of mineral resources
-
traffic management
-
road project management
-
project management of bridges
-
building equipment rental
-
car wash service
-
building
-
construction
-
design
-
construction work
-
repair work
-
repair
-
rebuilding
- Credit score:
- Reliable
- Reputation score:
- 15,380
- Employees:
- 38
- Forecast turnover (2026):
- 17,468,702 €
Water supply and sewage works
We have built outdoor networks both within the boundaries of a private owner's property and on city streets and other public lands. We also offer external network design services.
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construction and real estate
-
sewer accessories
-
sanitation
-
installation
-
heating systems construction
-
sewer construction
-
construction of sewer lines
-
construction and real estate services
-
building construction firms
-
energy and mineral resources
-
heating
-
heating solutions
-
mineral resources and natural resources
-
equipment and machinery
-
general and home services
-
construction
-
construction
-
trackwork
-
logistics
-
internal networks
-
customers
-
solutions
-
buildings
-
apartment buildings
-
shopping centres
-
private houses
-
office buildings
-
objects
-
hotels
-
water pipeline installation
- Credit score:
- Reliable
- Reputation score:
- 10,820
- Employees:
- 4
- Forecast turnover (2026):
- 24,752,862 €
Building Dreams, Designing Futures!
We specialize in the reconstruction of apartment buildings and the creation of luxurious penthouses.
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residential design and development
-
design and construction
-
design and construction work with wooden element
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sanitation
-
electrical works
-
management systems
-
reconstruction of apartment buildings
-
penthouses
-
design
-
development projects
-
product development
-
property development projects
-
construction project management
-
building design services
-
building services estonia
-
real estate development estonia
-
apartment building reconstruction
-
penthouses design
-
product development in construction
-
community building renovation
-
real estate project planning
-
real estate innovation
-
urban development projects
-
development of roof floors
-
site construction
-
preliminary work
-
final formulation
-
design and construction work with site construction
-
reconstruction by site construction
-
the complete solution
- Credit score:
- Reliable
- Reputation score:
- 8,310
- Employees:
- 45
- Forecast turnover (2026):
- 1,909,396 €
Installation of sanitary equipment
sanitation, heat pumps installation, water supply and sanitation works, Design, Installation, Design and installation, private houses, santechnical works, sprinkler, sewer works
-
cooling and air conditioning systems, heat pumps
-
inspection and maintenance
-
systems design
-
design and installation
-
sanitation
-
maintenance
-
sewer works
-
fire safety
-
construction
-
design, construction and maintenance of fire safety
-
complete solutions of the outer shell of the building
-
outsourcing
-
metal cladding
-
ventilation work
-
installation of heat pumps and air conditioners
-
sprinkler and firefighting
-
water supply and sanitation works
-
heat pumps installation
-
water supply and sanitation works
-
design
-
installation
-
private houses
-
tallinn
-
santechnical works
-
sprinkler
-
installation of sanitary equipment
- Credit score:
- Reliable
- Reputation score:
- 4,980
- Employees:
- 7
- Forecast turnover (2026):
- 3,284,923 €
Pipeline and heating installation
ventilation, bosch climate engineering, City Climate, heating solution, balancing the heating system, ground heat, ground source heat pump, Smart Management, solar heating, underfloor heating
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sewerage
-
cooling
-
cooling system
-
sanitation
-
cooling systems
-
maintenance
-
pipeline and heating installation
-
ventilation
-
bosch climate engineering
-
city climate
-
heating solution
-
balancing the heating system
-
ground heat
-
ground source heat pump
-
smart management
-
solar heating
-
underfloor heating
-
the heat center
-
heat pump maintenance
-
thermia
-
air to air heat pump
-
heat pumps
-
air to water heat pump
-
installation
-
floor pouring
-
excavation work
-
question
-
ground source heat pumps
-
radiator heating
-
indoor climate
- Credit score:
- Borderline
- Reputation score:
- 4,830
- Employees:
- 19
- Forecast turnover (2026):
- 4,683,469 €
Construction and Maintenance You Can Always Rely On
The main activities of our company are the repair and maintenance of technological equipment, the production of metal structures, and assembly services. We provide services in both industrial and energy solutions, being your reliable partner in the field of repair and construction.
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automated control systems
-
painting and finishing works
-
construction of communication and electrical networks
-
installation of water pipelines and sewer networks
-
design and development
-
production and painting
-
metal industry
-
technological lines
-
technological equipment
-
construction
-
device work
-
construction
-
machinework
-
pressure equipment works
-
welding work
-
metal structures
-
production of pressure tanks
-
rent of labour
-
maintenance of technological equipment
-
repair services for industrial machinery
-
maintenance of refractory structures
-
repair readiness of critical equipment
-
making metal frames
-
welding work and locksmith assembly work
-
production and installation of pressure tanks
-
lifting services and assembly
-
project management services
-
construction and assembly
-
manufacture of metal structures
- Credit score:
- Borderline
- Reputation score:
- 3,760
- Employees:
- 19
- Forecast turnover (2026):
- 1,724,776 €
Installation of sanitary equipment
water supply, heating solutions, Sewer systems, water mains, floor heating, water-measuring nodes, Plumbing, draining, wastewater disposal, heating elements
- Credit score:
- Reliable
- Reputation score:
- 3,710
- Employees:
- 6
- Forecast turnover (2026):
- 619,548 €
Installation of sanitary equipment
balancing heating systems, heating solutions, Plumbing and fittings, Water Systems, Washing of heating systems, Construction, Construction, plumbing services, Water floor heating, Replacement of shutters
-
water systems
-
sewer construction
-
sewerage
-
sewer system
-
maintenance
-
sanitation
-
water and sewerage
-
pipework and heating systems
-
construction and real estate
-
heating solutions
-
plumbing and fittings
-
general and home services
-
construction
-
construction
-
plumbing services
-
water floor heating
-
replacement of shutters
-
washing of heating systems
-
balancing the heating system
-
sanitary equipment installation
-
tube replacement
-
repair and cleaning
-
elimination of blockages
-
heating system construction
-
renovation and maintenance
-
shift of trousers
-
installation
-
floor
-
renovation
-
repair
- Credit score:
- Reliable
- Reputation score:
- 3,580
- Employees:
- 4
- Forecast turnover (2026):
- 1,420,296 €
Building construction works
electrical works, electric nights, santechnical works, Construction, Construction, general construction work, Interior finishing works, facade work, roof construction, construction of chimneys
-
construction and real estate
-
electrical works
-
construction and installation of fences and fences
-
sewerage
-
water and sewerage
-
construction and real estate services
-
building construction firms
-
construction
-
construction
-
general construction work
-
interior finishing works
-
facade work
-
roof construction
-
construction of chimneys
-
flooring work
-
santechnical works
-
roof construction and renovation works
-
road and site construction work
-
ventilation work
-
construction and renovation of chimneys
-
garden houses
-
repair works
-
tallinn
-
roofing
-
renovation
-
question
-
concrete works
-
landscaping
-
harjumaa
-
masonry services
- Credit score:
- Reliable
- Reputation score:
- 3,520
- Employees:
- 7
- Forecast turnover (2026):
- 572,901 €
Terviklikud ehituslahendused sinu jaoks!
Meie firma pakub kõiki ehituslahendusi, alates fassaaditöödest kuni terrassi ehitamiseni. Meie eesmärk on pakkuda parimat teenust ja kvaliteetseid tulemusi, mis kestavad pikka aega.
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construction and real estate
-
sewerage
-
construction of rainwater systems
-
equipment
-
views systems
-
construction
-
construction
-
rental workforce mediation
-
custom home construction
-
chimney work
-
wooden outbuildings
-
production buildings
-
industrial
-
facade work
-
general construction
-
roofing
-
indoor building work
-
terrace building
-
stone furniture
-
plastering
-
painting
-
glassing
-
interior finishing
-
construction of structures
-
water supply
-
roof stain
-
roof windows
-
roof frames
-
wallpaper
-
floors
- Credit score:
- Reliable
- Reputation score:
- 3,440
- Employees:
- 12
- Forecast turnover (2026):
- 1,179,235 €
Warmth and Comfort, Engineered to Last.
We specialize in the design, construction, and maintenance of heating systems, boiler houses, and water supply networks, ensuring efficient energy use and comfort for our clients.
-
central heating systems
-
sewer
-
sewerage
-
sewer construction and maintenance
-
maintenance
-
sanitation
-
water and sewerage
-
sewer construction
-
energy and mineral resources
-
heating
-
heating solutions
-
equipment and machinery
-
construction
-
construction
-
boiler houses
-
thermal equipment
-
boiler house construction
-
ground heating
-
heat node solution
-
water supply
-
diamond drilling
-
heat nodes
-
eco-friendly ground heating
-
ground source heat pump installation
-
renewable heating
-
water pipeline installation
-
environmentally friendly water solutions
-
industrial water services
-
thermal equipment installation
-
custom machine solutions
- Credit score:
- Reliable
- Reputation score:
- 3,300
- Employees:
- 14
- Forecast turnover (2026):
- 1,019,423 €
Construction of wells
wells, Construction, Construction, hydrogeological works, drilling wells, ground heating wells, cleaning wells, water and sanitation solutions, registration and liquidation of wells, water and sewerage works
-
construction and real estate
-
water and sanitation solutions
-
water and sewerage works
-
water systems installation
-
sewer line installation
-
sewerage
-
installation
-
sanitation
-
construction
-
construction
-
hydrogeological works
-
drilling wells
-
ground heating wells
-
cleaning wells
-
registration and liquidation of wells
-
drafting
-
formalisation of documentation
-
drilling
-
analysis of water samples
-
design
-
measurements of performance
-
installation of cleaners and containers
-
establishment of infiltration pitches
-
drilling wells
-
ground heating
-
drilling well
-
depth
-
construction of wells
-
frequently asked questions
-
documentation
- Credit score:
- Reliable
- Reputation score:
- 3,220
- Employees:
- 4
- Forecast turnover (2026):
- 241,328 €
Installation of air conditioning systems
post-installation maintenance, heating system installation, Construction, fire safety, Construction, Inspection and maintenance, Design, construction and maintenance of fire safety, heating solutions, drainage pipelines construction, cooling systems installation
-
cooling systems installation
-
firefighting water systems
-
maintenance
-
sanitation
-
cooling systems
-
sewerage
-
water and sewerage
-
watering systems
-
construction and real estate
-
general and home services
-
construction
-
fire safety
-
construction
-
inspection and maintenance
-
design, construction and maintenance of fire safety
-
heating solutions
-
construction and real estate services
-
drainage pipelines construction
-
heating system installation
-
water and sewage system construction
-
sprinkler system installation
-
general home services
-
fire safety design and maintenance
-
sanitary engineering and installation
-
septic tanks and biopurifiers installation
-
modernization of old boiler rooms
-
heating system maintenance and repair
-
general and home services
-
inspection and maintenance
-
fire safety design, construction and maintenance
- Credit score:
- Reliable
- Reputation score:
- 3,180
- Employees:
- –
- Forecast turnover (2026):
- 75,899 €
Flowing with Quality, Sealed with Trust
We specialize in a comprehensive array of plumbing services, from urgent repairs to routine maintenance, ensuring efficient water systems and heating for homes and businesses.
-
sewer pipes
-
elimination of accidents in sewerage systems
-
water filter systems
-
sewer pipe repair
-
water metering systems
-
exchange
-
exchange
-
maintenance
-
sanitation
-
elimination of sewerage blockages
-
radiator installation
-
radiators replacement
-
installation and exchange of water meters
-
boiler cleaning
-
boiler replacement
-
boiler installation
-
installation of water filters
-
exchange of water filters
-
installation of sink
-
sink installation
-
replacement of mixers and sinks
-
installation of faucets
-
exchange of faucets and taps
-
installation of sewage pipes
-
repair of sewage pipes
-
santechnical works
-
water meter change
-
sealing of water meter
-
installation of toilet
-
radiator washout
- Credit score:
- Neutral
- Reputation score:
- 3,150
- Employees:
- 5
- Forecast turnover (2026):
- 192,012 €
Installation of sanitary equipment
heating, heating solutions, Equipment and machinery, cooling and air conditioning systems, heat pumps, Biodom Pellet Boilers, Boilers, Construction of sewerage systems, Elimination of sewerage blockages, Repair of heating systems, radiant floor heating systems
-
cooling and air conditioning systems, heat pumps
-
construction of sewerage systems
-
repair of heating systems
-
construction and renovation of water and sewerage systems
-
installation of sewerage systems
-
heating
-
heating solutions
-
equipment and machinery
-
biodom pellet boilers
-
boilers
-
elimination of sewerage blockages
-
radiant floor heating systems
-
installation of sanitary equipment
-
beril
-
construction of thermal assemblies
-
installation of radiant floor heating
-
sanitary technical works
-
installation of sanitary equipment
-
maintenance and emergency services
-
sale and installation of ion boilers, solid heating boilers and electromagnetic boilers
-
ion boilers galan
-
ferrol heaters
-
solid heating boilers econotherm
-
heat pumps clitech
-
biodom pellets
-
kamen boilers
-
technical maintenance
-
ion boilers
-
heating equipment
-
heat pumps
- Credit score:
- Reliable
- Reputation score:
- 3,090
- Employees:
- 8
- Forecast turnover (2026):
- 737,974 €
Installation of electrical equipment
commercial premises renovation, heating solutions, Ventilation and cooling, Water supply and sewerage, Design of heating systems, energy calculation, pipe wash, electrical works, renovation, SPECIAL WORKS
-
water supply and sewerage
-
electrical works
-
sanitation
-
maintenance
-
sewer systems
-
sewerage
-
electrical systems
-
installation of electrical equipment
-
construction and real estate
-
heating solutions
-
ventilation and cooling
-
design of heating systems
-
energy calculation
-
pipe wash
-
renovation
-
special works
-
rebuilding
-
modernhome
-
solutions
-
cooling
-
cooling systems
-
sweden
-
electricity
-
ventilation work
-
maintenance work
-
water supply
-
project manager
-
smart house solutions
-
heating solution
-
ventilation solutions
- Credit score:
- Reliable
- Reputation score:
- 3,030
- Employees:
- 9
- Forecast turnover (2026):
- 1,302,687 €
Construction of sewer lines
sanitation, construction of pipe pipe, establishment of fire water storage facilities, construction of pumping stations, construction of jars, construction of sewerage system, construction firm, handling, sewer system construction, sanitation services
-
sewer works
-
sewer systems
-
installation of water and waste water tanks
-
oil and fat trappers
-
sanitation
-
building and renovation
-
construction
-
construction
-
construction of public water supply
-
water supply
-
pipes
-
seated fields
-
reservoirs
-
pumps
-
in-plot water supply
-
construction of drainage pipelines
-
rainwater pipeline
-
establishment of seepage fields
-
construction of pipe pipe
-
establishment of fire water storage facilities
-
construction of pumping stations
-
construction of jars
-
construction of sewerage system
-
construction firm
-
handling
-
installation
-
renovation
-
sanitation services
-
sewer system construction
-
construction of storm water pipeline
- Credit score:
- Reliable
- Reputation score:
- 3,010
- Employees:
- 9
- Forecast turnover (2026):
- 1,212,380 €
Pipeline and heating installation
septic systems installation, energy and mineral resources, central heating systems, heating, heating solutions, Equipment and machinery, Construction, Construction, climate control installations, Repair of heating systems
-
construction and real estate
-
energy and mineral resources
-
equipment and machinery
-
maintenance
-
installation
-
sewerage
-
water and sewerage
-
pipeline and heating installation
-
central heating systems
-
heating
-
heating solutions
-
construction
-
construction
-
climate control installations
-
repair of heating systems
-
ground source heat pumps
-
underfloor heating
-
radiant floor heating systems
-
radiator heating
-
tubes
-
air to water heat pumps
-
heating system
-
radiant floor heating
-
heating solution
-
economical
-
repair
-
tartu
-
heat pumps
-
tallinn
-
heat pump
- Credit score:
- Reliable
- Reputation score:
- 2,980
- Employees:
- 1
- Forecast turnover (2026):
- 663,410 €
Building construction works
maintenance service, Waltz sheet roofs, building and finishing materials, Stain roofs, Construction, Heritage conservation, Construction, general contractor for construction, Roofing works, Roof construction
-
construction and real estate
-
roofing and cladding
-
sewerage
-
electrical works
-
water and sewerage
-
construction and real estate services
-
building and finishing materials
-
building construction firms
-
construction
-
heritage conservation
-
construction
-
general contractor for construction
-
roofing works
-
roof construction
-
stainwork
-
stain roofs
-
waltz sheet roofs
-
construction of roofs
-
indoor building work
-
construction supervision and consultation
-
design
-
roof maintenance service
-
new construction
-
renovation
-
rebuilding
-
restoration
-
insulation of cladding
-
facade renovation
-
restoration of stone and brick facades
-
facade stain works
- Credit score:
- Reliable
- Reputation score:
- 2,980
- Employees:
- 4
- Forecast turnover (2026):
- 1,094,463 €
Installation of air conditioning systems
energy and mineral resources, heating solutions, mineral resources and natural resources, Soil Machines, Construction, Construction, installation of ground heat pumps, excavation, sale and packaging of revease households/septics, central systems
-
central systems
-
tanks and waste water systems
-
sewerage
-
heating systems construction
-
sanitation
-
maintenance
-
installation of air conditioning systems
-
energy and mineral resources
-
heating solutions
-
mineral resources and natural resources
-
soil machines
-
construction
-
construction
-
installation of ground heat pumps
-
excavation
-
sale and packaging of revease households/septics
-
disease and canalisation
-
topical study
-
heat nodes and boiler houses
-
maintenance work
-
sale and packaging of review households/septics
-
diamond drilling
-
water supply
-
cannulation plumbing
-
ground source heat pumps
-
central heating
-
heat nodes
-
boiler houses
-
installation
-
drilling openings