- 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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audit of construction works
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construction of gas installation
-
development
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sanitation
-
sewer system
-
construction of bridges
-
construction of roads
-
road construction
-
maintenance of public roads
-
expert assessment of building design documentation
-
construction research
-
making of traffic management projects
-
pressure equipment works
-
construction of roads and bridges
-
tea care
-
environmental construction
-
mining of mineral resources
-
traffic management
-
road project management
-
project management of bridges
-
production and installation of asphalt
-
building equipment rental
-
car wash service
-
building
-
construction
-
design
-
construction work
-
maintenance
-
repair work
-
repair
- 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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sanitation
-
heating systems construction
-
sewer construction
-
construction of external networks
-
construction of internal networks
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construction of sewer lines
-
construction and real estate
-
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
-
sewer accessories
-
trackwork
-
logistics
-
internal networks
-
customers
-
installation
-
solutions
-
buildings
-
apartment buildings
-
shopping centres
-
private houses
-
office buildings
-
objects
- 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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reconstruction of apartment buildings
-
development of roof floors
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sanitation
-
reconstruction of the building
-
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
-
residential design and development
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community building renovation
-
real estate project planning
-
real estate innovation
-
urban development projects
-
site construction
-
preliminary work
-
design and construction
-
final formulation
-
design and construction work with wooden element
-
design and construction work with site construction
-
reconstruction by site construction
- Credit score:
- Reliable
- Reputation score:
- 8,850
- 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
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construction
-
construction
-
renovation of water and sewerage
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renovation of ventilation systems
-
construction work
-
views systems
-
sanitation
-
management systems
-
construction and real estate
-
solutions for apartment associations
-
complex renovation service
-
insulation and finishing of external borders
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kredex supported projects
-
warehouse and production buildings
-
private houses and terraced houses
-
pharmaceutical compositions for renovation
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improving energy efficiency
-
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
-
insulation and finishing of the building's external borders
-
insulation/finishing of external borders
-
plastering of facades
-
insulation of facades
-
insulation of flat roofs
-
additional work on facades
-
apartment, housing associations
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comprehensive renovation
-
energy-saving solutions
- Credit score:
- Borderline
- Reputation score:
- 7,110
- Employees:
- 46
- Forecast turnover (2026):
- 2,111,395 €
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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construction
-
cooling and air conditioning systems, heat pumps
-
design, construction and maintenance of fire safety
-
systems design
-
sanitation
-
sewer works
-
fire safety
-
inspection and maintenance
-
complete solutions of the outer shell of the building
-
outsourcing
-
metal cladding
-
ventilation work
-
installation of heat pumps and air conditioners
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sprinkler and firefighting
-
water supply and sanitation works
-
heat pumps installation
-
water supply and sanitation works
-
design
-
installation
-
design and installation
-
private houses
-
tallinn
-
maintenance
-
santechnical works
-
sprinkler
-
installation of sanitary equipment
- Credit score:
- Borderline
- Reputation score:
- 5,080
- Employees:
- 19
- Forecast turnover (2026):
- 3,571,643 €
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
-
construction
-
construction
-
rent of labour
-
construction of communication and electrical networks
-
installation of water pipelines and sewer networks
-
metal industry
-
technological lines
-
technological equipment
-
device work
-
machinework
-
pressure equipment works
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welding work
-
metal structures
-
production of pressure tanks
-
maintenance of technological equipment
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repair services for industrial machinery
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maintenance of refractory structures
-
repair readiness of critical equipment
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making metal frames
-
welding work and locksmith assembly work
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production and installation of pressure tanks
-
painting and finishing works
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lifting services and assembly
-
project management services
-
design and development
-
production and painting
-
construction and assembly
-
manufacture of metal structures
- 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
-
cooling system
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sanitation
-
cooling systems
-
installation of radiant floor heating
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installation of soil collector
-
maintenance of heat pumps
-
ventilation
-
bosch climate engineering
-
city climate
-
heating solution
-
balancing the heating system
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ground heat
-
ground source heat pump
-
smart management
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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
-
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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elimination of sewerage blockages
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water supply and repair of sewers
-
sewer maintenance
-
sewer pipe pressure washing
-
sewer maintenance
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sewerage
-
transport of waste
-
waste management
-
general and home services
-
fat trappers
-
pressure washing of sewage pipes
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cleaning of grease wells
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cleaning sand trappers
-
street cleaning
-
cleaning and emptying of rainwater wells
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pumping work
-
video surveys and pipeline searches
-
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
-
transport of waste
-
waste management consulting
-
cleansing of grease traps
-
maintenance of sand traps
- Credit score:
- Reliable
- Reputation score:
- 4,190
- 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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boiler house construction
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sewer
-
sewerage
-
sewer construction and maintenance
-
construction of boiler house
-
construction of boiler houses
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sanitation
-
sewer construction
-
energy and mineral resources
-
heating
-
heating solutions
-
equipment and machinery
-
construction
-
construction
-
boiler houses
-
thermal equipment
-
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
- 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
-
construction of external sewers
-
construction of pipelines
-
sewerage
-
sanitation
-
construction of outdoor trails
-
construction of sewer lines
-
excavation and earthworks services
-
construction
-
water supply connection works
-
sewerage connection work
-
drafting of vk projects
-
coordination of geodetic works
-
water supply and sewerage services
-
compression of soil
-
preparation and coordination of vk projects
-
water supply and sewerage connection works
-
construction of external paths for water supply
-
geodetic works for design
-
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
- Credit score:
- Reliable
- Reputation score:
- 3,980
- Employees:
- 11
- Forecast turnover (2026):
- 3,632,269 €
Construction of sewer lines
Pumps, septicators with filter basket, wastewater and stormwater treatment, oil and fat trappers, stink filters, wastewater treatment plant equipment, special purpose wells, Tanks, rainwater collectors, Environmental Engineering
-
expert assessment of building design documentation
-
seal systems
-
construction of sewer lines
-
environmental engineering
-
sewage treatment equipment
-
septics
-
bio-cleaners
-
oil catcher
-
fat trappers
-
pumps
-
rainwater collectors
-
tanks
-
special purpose wells
-
wastewater treatment plant equipment
-
stink filters
-
oil and fat trappers
-
wastewater and stormwater treatment
-
septicators with filter basket
- 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
-
sewer construction
-
washing of heating systems
-
sewerage
-
sewer system
-
heating systems construction
-
sanitation
-
external sewerage construction
-
construction and real estate
-
heating solutions
-
plumbing and fittings
-
water systems
-
general and home services
-
construction
-
construction
-
plumbing services
-
water floor heating
-
replacement of shutters
-
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
-
heating system
- 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:
- 3,780
- 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
-
interior finishing works
-
roof construction
-
construction of chimneys
-
flooring work
-
santechnical works
-
construction and installation of fences and fences
-
ventilation work
-
construction and renovation of chimneys
-
garden houses
-
roofing
-
sewerage
-
construction of foundations
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
construction
-
construction
-
general construction work
-
facade work
-
electrical works
-
roof construction and renovation works
-
road and site construction work
-
repair works
-
tallinn
-
renovation
-
question
-
concrete works
-
landscaping
-
harjumaa
-
water and sewerage
- 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
-
construction of sewerage system
-
sanitation
-
sewer system construction
-
construction of sewer lines
-
construction
-
construction
-
construction of public water supply
-
water supply
-
pipes
-
seated fields
-
reservoirs
-
pumps
-
in-plot water supply
-
installation of water and waste water tanks
-
oil and fat trappers
-
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 firm
-
handling
-
installation
-
renovation
-
building and renovation
-
sanitation services
- 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.
-
industrial
-
construction of structures
-
sewerage
-
construction of rainwater systems
-
construction of stairs
-
views systems
-
construction of chimneys
-
construction and real estate
-
construction
-
construction
-
rental workforce mediation
-
custom home construction
-
chimney work
-
wooden outbuildings
-
production buildings
-
facade work
-
general construction
-
roofing
-
indoor building work
-
terrace building
-
stone furniture
-
plastering
-
painting
-
glassing
-
interior finishing
-
water supply
-
roof stain
-
roof windows
-
roof frames
-
wallpaper
- 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
-
construction
-
construction
-
water systems installation
-
sewer line installation
-
sewerage
-
sanitation
-
construction of wells
-
construction of wells
-
construction and real estate
-
hydrogeological works
-
drilling wells
-
ground heating wells
-
cleaning wells
-
water and sanitation solutions
-
registration and liquidation of wells
-
water and sewerage works
-
drafting
-
formalisation of documentation
-
drilling
-
analysis of water samples
-
design
-
measurements of performance
-
installation of cleaners and containers
-
establishment of infiltration pitches
-
drilling wells
-
installation
-
ground heating
-
drilling well
-
depth
-
frequently asked questions
- 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.
-
establishment of sewerage system
-
construction of stone sites
-
construction of rain trails
-
sewage system installation
-
installation of the sewer system
-
construction of sewer lines
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
precipitation and sewage
-
waterway construction
-
foundation construction
-
construction of a rubble base
-
fragmentation bases
-
external race work
-
construction of drainage lanes
-
the building of grounds
-
sewage sewerage system
-
stone-building works
-
construction of rubble base
-
fragmentation solutions
-
exterior construction works
-
management of storm water and waste water
-
construction and maintenance of waterways
-
construction of rain road
-
draining races
-
waterways
-
rainwater trails
-
drainage system
-
establishment of water and sewerage system
- 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
-
construction of intra-plot routes
-
communication systems
-
sewerage
-
drainage systems
-
construction of sites
-
construction of roads
-
construction
-
construction
-
private house building
-
design of private houses
-
measurements/studies
-
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
-
electrical and surveillance systems
-
water supply and sewerage
-
design
-
installation
-
engineer
-
tiling services
-
question
-
road and square construction
-
research
-
constructions