- Credit score:
- Reliable
- Reputation score:
- 44,110
- Employees:
- 266
- Forecast turnover (2026):
- 97,564,829 €
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
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production and installation of asphalt
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sanitation
-
design and construction
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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
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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
-
maintenance
-
repair work
-
repair
-
rebuilding
-
the warehouse
- Credit score:
- Reliable
- Reputation score:
- 14,990
- Employees:
- 38
- Forecast turnover (2026):
- 18,909,608 €
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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heating
-
sewer accessories
-
sanitation
-
heating systems construction
-
water pipeline installation
-
sewer construction
-
construction of sewer lines
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
energy and mineral resources
-
heating solutions
-
mineral resources and natural resources
-
equipment and machinery
-
general and home services
-
construction
-
construction
-
trackwork
-
logistics
-
internal networks
-
customers
-
installation
-
solutions
-
buildings
-
apartment buildings
-
shopping centres
-
private houses
-
office buildings
-
objects
-
hotels
- Credit score:
- Reliable
- Reputation score:
- 11,650
- Employees:
- 17
- Forecast turnover (2026):
- 1,812,339 €
Sewerage
Motor vehicles, closing and opening of water connections, discharge of tanks, channel washing with pressure washer, sewage treatment plant, water pumping, groundwater treatment, groundwater, Mechanical buckets, excavators and paddock loaders and mining machinery, energy and mineral resources
- Credit score:
- Reliable
- Reputation score:
- 10,440
- Employees:
- 4
- Forecast turnover (2026):
- 29,458,760 €
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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design and construction work with site construction
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sanitation
-
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
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development of roof floors
-
site construction
-
preliminary work
-
final formulation
-
reconstruction by site construction
-
the complete solution
-
factory-based elemental reconstruction
- Credit score:
- Reliable
- Reputation score:
- 8,860
- Employees:
- 29
- Forecast turnover (2026):
- 23,154,188 €
Building construction works
authentication, Construction, Construction, Solutions for apartment associations, Complex renovation service, Insulation and finishing of external borders, Kredex Supported Projects, Warehouse and production buildings, Private houses and terraced houses, pharmaceutical compositions for renovation
-
construction and real estate
-
renovation of water and sewerage
-
renovation of ventilation systems
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views systems
-
sanitation
-
management systems
-
construction
-
construction
-
solutions for apartment associations
-
complex renovation service
-
insulation and finishing of external borders
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kredex supported projects
-
warehouse and production buildings
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private houses and terraced houses
-
pharmaceutical compositions for renovation
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improving energy efficiency
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energy-saving facades
-
insulation and plastering
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replacement of opening fillers (windows and doors)
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reconstruction of heating system
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insulation and finishing of the building's external borders
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insulation/finishing of external borders
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plastering of facades
-
insulation of facades
-
insulation of flat roofs
-
additional work on facades
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apartment, housing associations
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comprehensive renovation
-
energy-saving solutions
-
full service under the general contract procedure
- Credit score:
- Neutral
- Reputation score:
- 8,310
- Employees:
- 46
- Forecast turnover (2026):
- 2,132,507 €
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
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cooling and air conditioning systems, heat pumps
-
water supply and sanitation works
-
systems design
-
water supply and sanitation works
-
sanitation
-
sewer works
-
fire safety
-
construction
-
inspection and maintenance
-
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
-
heat pumps installation
-
design
-
installation
-
design and installation
-
private houses
-
tallinn
-
maintenance
-
santechnical works
-
sprinkler
-
installation of sanitary equipment
- Credit score:
- Reliable
- Reputation score:
- 4,960
- Employees:
- 7
- Forecast turnover (2026):
- 4,023,640 €
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
-
water supply
-
cooling system
-
sanitation
-
cooling systems
-
water tanks
-
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
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air to air heat pump
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heat pumps
-
air to water heat pump
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installation
-
floor pouring
-
excavation work
-
question
-
ground source heat pumps
-
radiator heating
-
cooling
- Credit score:
- Reliable
- Reputation score:
- 4,650
- Employees:
- 15
- Forecast turnover (2026):
- 2,302,272 €
Cleaner Communities, Greener Futures
We specialize in the transport of waste, waste management, and a variety of general and home services, including the elimination of sewerage blockages, cleaning of fat and sand trappers, and maintenance of water supply and sewers.
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general and home services
-
water supply and repair of sewers
-
cleaning and emptying of rainwater wells
-
sewer maintenance
-
cleaning and emptying of storm water wells
-
sewer maintenance
-
sewerage
-
transport of waste
-
waste management
-
elimination of sewerage blockages
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fat trappers
-
pressure washing of sewage pipes
-
cleaning of grease wells
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cleaning sand trappers
-
street cleaning
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pumping work
-
video surveys and pipeline searches
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snow removal
-
watering services
-
waste management services
-
environmental cleaning solutions
-
fat-trapping cleaning
-
maintenance of sand trappers
-
plumbing video inspection
-
hydro cleaning services
-
rainwater pit services
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transport of waste
-
waste management consulting
-
cleansing of grease traps
-
maintenance of sand traps
- Credit score:
- Reliable
- Reputation score:
- 4,200
- Employees:
- 12
- Forecast turnover (2026):
- 1,208,451 €
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.
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central heating systems
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sewer
-
sewerage
-
sewer construction and 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
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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
-
construction services
- Credit score:
- Reliable
- Reputation score:
- 3,990
- Employees:
- 11
- Forecast turnover (2026):
- 2,455,854 €
Construction of sewer lines
excavation and earthworks services, Construction, construction of water supply, construction of external sewers, water supply connection works, sewerage connection work, drafting of vk projects, coordination of geodetic works, water supply and sewerage services, compression of soil
-
construction of water supply
-
water supply connection works
-
water supply and sewerage services
-
water supply and sewerage connection works
-
sewerage
-
sanitation
-
construction of sewer lines
-
excavation and earthworks services
-
construction
-
construction of external sewers
-
sewerage connection work
-
drafting of vk projects
-
coordination of geodetic works
-
compression of soil
-
preparation and coordination of vk projects
-
construction of external paths for water supply
-
geodetic works for design
-
construction of pipelines
-
infrastructure construction
-
installation of external lanes
-
acquisition of connection permits
-
performance of connection work
-
integration of infrastructure
-
installation of connection points
-
vk projects
-
project planning
-
technical documentation
-
coordination and licensing
-
installation of external trails
-
external races
- Credit score:
- Reliable
- Reputation score:
- 3,900
- Employees:
- 7
- Forecast turnover (2026):
- 577,991 €
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
-
sewer system
-
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
-
sewerage
-
installation
-
floor
-
renovation
-
repair
-
heating system
-
heating systems construction
- Credit score:
- Borderline
- Reputation score:
- 3,850
- Employees:
- 21
- Forecast turnover (2026):
- 2,098,110 €
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:
- 3,790
- Employees:
- 5
- Forecast turnover (2026):
- 1,486,260 €
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
-
construction and installation of fences and fences
-
sewerage
-
water and sewerage
-
construction and remodeling
-
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
-
electrical 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
- Credit score:
- Reliable
- Reputation score:
- 3,680
- Employees:
- 9
- Forecast turnover (2026):
- 1,233,947 €
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:
- 3,520
- Employees:
- 7
- Forecast turnover (2026):
- 606,967 €
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
-
water supply
-
construction of rainwater systems
-
water supply
-
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
-
roof stain
-
roof windows
-
roof frames
-
wallpaper
-
floors
- Credit score:
- Reliable
- Reputation score:
- 3,500
- Employees:
- 14
- Forecast turnover (2026):
- 1,279,636 €
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
-
water and sanitation solutions
-
water and sewerage works
-
analysis of water samples
-
water systems installation
-
sewer line installation
-
sewerage
-
sanitation
-
construction and real estate
-
construction
-
construction
-
hydrogeological works
-
drilling wells
-
ground heating wells
-
cleaning wells
-
registration and liquidation of wells
-
drafting
-
formalisation of documentation
-
drilling
-
design
-
measurements of performance
-
installation of cleaners and containers
-
establishment of infiltration pitches
-
drilling wells
-
installation
-
ground heating
-
drilling well
-
depth
-
construction of wells
-
frequently asked questions
-
documentation
- Credit score:
- Neutral
- Reputation score:
- 3,420
- Employees:
- 4
- Forecast turnover (2026):
- 791,529 €
Building Foundations, Sustaining Futures
We specialize in the establishment of sewerage systems, waterway construction, and the creation of durable stone and rubble foundations, ensuring quality and precision in every project.
-
management of storm water and waste water
-
drainage system
-
establishment of water and sewerage system
-
establishment of a water and sanitation system
-
precipitation water and wastewater management
-
construction of sewer lines
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
establishment of sewerage system
-
precipitation and sewage
-
waterway construction
-
foundation construction
-
construction of stone sites
-
construction of a rubble base
-
fragmentation bases
-
external race work
-
construction of rain trails
-
construction of drainage lanes
-
the building of grounds
-
sewage sewerage system
-
stone-building works
-
construction of rubble base
-
fragmentation solutions
-
exterior construction works
-
sewage system installation
-
construction and maintenance of waterways
-
construction of rain road
-
draining races
-
waterways
- Credit score:
- Reliable
- Reputation score:
- 3,300
- Employees:
- 3
- Forecast turnover (2026):
- 236,705 €
Building construction works
Construction, Construction, private house building, design of private houses, Measurements/Studies, Construction of intra-plot routes, Special Parts Work, the Plot Field Works, construction documentation, preparation of building documentation / application for use and occupancy permits
-
communication systems
-
electrical and surveillance systems
-
water supply and sewerage
-
sewerage
-
drainage systems
-
water supply
-
construction
-
construction
-
private house building
-
design of private houses
-
measurements/studies
-
construction of intra-plot routes
-
special parts work
-
the plot field works
-
construction documentation
-
preparation of building documentation / application for use and occupancy permits
-
free advice
-
surveying and surveys
-
preparation of building documentation
-
general construction work of a private house
-
heating and ventilation
-
design
-
installation
-
engineer
-
tiling services
-
question
-
road and square construction
-
research
-
constructions
-
the sauna house
- Credit score:
- Borderline
- Reputation score:
- 3,270
- Employees:
- 16
- Forecast turnover (2026):
- 1,092,727 €
Manufacture of prefabricated wooden buildings or elements thereof
Design, heating and ventilation, Water and sewerage, single-use element houses, double element houses, sauna houses and garages, solar energy panels, turnkey houses, element houses, production of elements
-
construction and real estate
-
heating and ventilation systems
-
water and sewerage systems
-
heating and ventilation
-
water and sewerage
-
house manufacturing
-
installation of houses
-
wooden outbuildings
-
wood products
-
keys to the houses
-
wooden houses
-
prefabricated wooden buildings
-
design
-
foundation
-
manufacture of cells
-
single-use element houses
-
double element houses
-
sauna houses and garages
-
solar energy panels
-
design
-
the foundation
-
design of elemental houses
-
turnkey houses
-
production of elements
-
element houses
-
manufacture of prefabricated wooden buildings or elements thereof
- Credit score:
- Reliable
- Reputation score:
- 3,220
- Employees:
- 14
- Forecast turnover (2026):
- 1,088,337 €
Enhancing Environments, Empowering Sustainability!
We specialize in delivering comprehensive climate control systems for industrial and residential use.
-
water
-
sewer
-
water purification systems
-
water systems
-
sewer systems
-
heating solutions
-
climate
-
cooling systems
-
ventilation
-
bioenergy
-
finnish
-
industrial energy
-
cooling systems installation
-
ventilation solutions
-
climate control systems
-
sewer maintenance
-
hvac services
-
energy-efficient heating
-
commercial cooling systems
-
water management solutions
-
sewer system services
-
bioenergy technology
-
finnish heating technology
-
industrial energy solutions
-
heating systems
-
climate control systems
-
comprehensive solutions
-
water treatment
-
detection of leaks
-
cleaning solutions