- 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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rebuilding
-
sanitation
-
sewer system
-
rebuilding
-
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
-
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
-
the warehouse
-
noise barrier walls
- 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
-
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
-
hotels
-
water pipeline installation
-
public buildings
-
high-quality construction
- 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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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
-
residential design and development
-
community building renovation
-
real estate project planning
-
real estate innovation
-
urban development projects
-
development of roof floors
-
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
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the complete solution
-
factory-based elemental reconstruction
- 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
-
renovation of ventilation systems
-
views systems
-
sanitation
-
management systems
-
construction and real estate
-
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
-
improving energy efficiency
-
energy-saving facades
-
insulation and plastering
-
replacement of opening fillers (windows and doors)
-
reconstruction of heating system
-
renovation of water and sewerage
-
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
-
comprehensive renovation
-
energy-saving solutions
-
full service under the general contract procedure
- 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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cooling and air conditioning systems, heat pumps
-
systems design
-
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
-
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:
- 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
-
sanitation
-
cooling systems
-
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
-
cooling
-
indoor climate
-
warm node
-
heating system installation
- 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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pressure washing of sewage pipes
-
video inspection of sewage pipes
-
sewerage
-
transport of waste
-
waste management
-
general and home services
-
elimination of sewerage blockages
-
fat trappers
-
water supply and repair of sewers
-
cleaning of grease wells
-
cleaning sand trappers
-
street cleaning
-
cleaning and emptying of rainwater wells
-
pumping work
-
video surveys and pipeline searches
-
snow removal
-
watering services
-
waste management services
-
environmental cleaning solutions
-
sewer maintenance
-
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
-
removal of blockages
- 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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sewer
-
sewerage
-
sanitation
-
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
-
sewer construction and maintenance
-
environmentally friendly water solutions
-
industrial water services
-
thermal equipment installation
-
custom machine solutions
-
construction services
-
construction of boiler house
-
installation of water pipeline
- 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
-
sewerage
-
sanitation
-
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
-
preparation and coordination of vk projects
-
water supply and sewerage connection works
-
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
-
preparation of projects
- 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
-
sewage treatment equipment
-
seal systems
-
environmental engineering
-
expert assessment of building design documentation
-
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
-
construction of sewer lines
- 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
-
washing of heating systems
-
sewerage
-
heating systems construction
-
sanitation
-
heating systems renovation
-
balancing 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
-
sewer construction
-
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
-
sewer system
-
repair
- 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
-
sewerage
-
construction and real estate
-
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
-
construction and installation of fences and fences
-
ventilation work
-
construction and renovation of chimneys
-
garden houses
-
repair works
-
tallinn
-
roofing
-
renovation
-
question
-
concrete works
-
landscaping
-
harjumaa
-
water and sewerage
-
masonry services
- 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
-
sanitation
-
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 of sewerage system
-
construction firm
-
handling
-
installation
-
renovation
-
building and renovation
-
sanitation services
-
sewer system construction
-
construction of storm water pipeline
- Credit score:
- Reliable
- Reputation score:
- 3,670
- Employees:
- 3
- Forecast turnover (2026):
- 511,450 €
Warmth and Comfort, Expertly Delivered!
We provide expert installation, maintenance, and repair services for WOLF devices, ensuring their optimal performance and energy efficiency.
-
heating systems maintenance
-
wolf systems repair services
-
solar heating systems integration
-
system updates
-
ventilation systems
-
installation of sewerage systems
-
solar heating systems
-
construction
-
construction
-
energy-saving heating solutions
-
climate control maintenance
-
wolf equipment maintenance
-
wolf device installation
-
professional equipment servicing
-
heating control units
-
gas installation a-category
-
certified gas repair services
-
hvac maintenance and repair
-
cooling systems technician level 3
-
wolf product sales and installation
-
energy efficiency
-
technological development
-
use of renewable energy
-
installation and repair of equipment
-
repair
-
heating solutions
-
maintenance
-
installation
-
regular checks
-
set up efficiency
- 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.
-
sewerage
-
construction of rainwater systems
-
views systems
-
construction and real estate
-
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
-
wood material
- 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 systems installation
-
sewerage
-
sanitation
-
construction and real estate
-
construction
-
construction
-
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
-
sewer line installation
-
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.
-
precipitation and sewage
-
sewage sewerage system
-
sewage system installation
-
drainage system
-
installation of the sewer system
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
establishment of sewerage system
-
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
-
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
-
establishment of water and sewerage system
-
external races
- Credit score:
- Risky
- Reputation score:
- 3,385
- Employees:
- 13
- Forecast turnover (2026):
- 1,123,190 €
Building Quality, Creating Homes!
We provide comprehensive construction and repair services, specializing in general contracting and pipework for private homes.
-
installation of electrical systems
-
installation of sewerage systems
-
general construction and repair works
-
general building contractor
-
high quality construction services
-
specialists in residential pipework
-
reliable home repair contractors
-
durable construction solutions
-
expert in pipe work installation
-
home renovation services
-
professional building contractors
-
bespoke repair
-
general construction
-
custom home building
-
project management
-
housing development projects
-
preventive care
-
home renovation
-
restoration works
-
emergency repair services
-
residential plumbing
-
heating system piping
-
water supply solutions
-
plumbing system installation
-
establishment of foundations
-
construction of walls and roof
-
construction of substructures
-
improving structures
-
updating finishes
-
system refurbishment
- 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
-
sewerage
-
drainage systems
-
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
-
water supply and sewerage
-
design
-
installation
-
engineer
-
tiling services
-
question
-
road and square construction
-
research
-
constructions
-
water supply
-
the sauna house