- Credit score:
- Reliable
- Reputation score:
- 43,490
- Employees:
- 254
- Forecast turnover (2025):
- 82,857,319 €
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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repair work
-
repair
-
sanitation
-
renovation
-
sewer system
-
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
-
rebuilding
-
the warehouse
-
noise barrier walls
- Credit score:
- Reliable
- Reputation score:
- 13,210
- Employees:
- 76
- Forecast turnover (2025):
- 20,540,771 €
Construction of sewer lines
Construction, Maintenance of public roads, Construction, Expert assessment of building design documentation, Construction research, pipework construction, road construction, Owner supervision, pressure washing and transport, water service in saue rural municipality
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sewer pipes
-
construction of mains pipelines and renovation eggs
-
road construction (base construction, stonework, asphalting) and renovation
-
elimination of sewerage blockages
-
construction of sewer lines
-
construction
-
maintenance of public roads
-
construction
-
expert assessment of building design documentation
-
construction research
-
pipework construction
-
road construction
-
owner supervision
-
pressure washing and transport
-
water service in saue rural municipality
-
rinsing and disinfection of drinking water piping
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water pipelines
-
rainwater pipelines
-
joining points
-
geodetic measurements
-
coordination of the project
-
application for building permits
-
construction and repair of internal water and sewerage pipelines
-
construction of connection points
-
detection and elimination of leaks
-
emergency work of water and sewerage pipelines
-
establishment of sites and car parks
-
road cover restoration work
-
completion of asphalt work in summer and winter with preparation
-
establishment of landscaping
- Credit score:
- Reliable
- Reputation score:
- 8,410
- Employees:
- 34
- Forecast turnover (2025):
- 11,485,586 €
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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complex renovation service
-
renovation of water and sewerage
-
renovation
-
renovation work
-
renovation solutions
-
facade
-
sanitation
-
construction and real estate
-
construction
-
construction
-
solutions for apartment associations
-
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 ventilation systems
-
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
- Credit score:
- Reliable
- Reputation score:
- 8,320
- Employees:
- 4
- Forecast turnover (2025):
- 14,980,231 €
Building Dreams, Designing Futures!
We specialize in the reconstruction of apartment buildings and the creation of luxurious penthouses.
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community building renovation
-
renovation
-
sanitation
-
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
-
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
-
the complete solution
-
factory-based elemental reconstruction
- Credit score:
- Reliable
- Reputation score:
- 6,950
- Employees:
- 48
- Forecast turnover (2025):
- 5,423,337 €
Land improvement works
demolition services, inspection of water bodies, treatment of waste, Building, Construction, Construction work, Installation, water tank, road and site construction work, construction of sewerage lines
-
external sewerage construction
-
construction of water and sewerage lines
-
sanitation services
-
repair
-
construction of sewerage lines
-
road construction
-
forest drainage
-
earth and excavation works
-
soil work services
-
land improvement
-
forest harvesting
-
repair of roads
-
production of peat
-
water services
-
exhaust control
-
exhaust analysis
-
inspection of water bodies
-
treatment of waste
-
building
-
construction
-
construction work
-
installation
-
demolition services
-
fragmentation construction
-
road and site construction work
-
water tank
-
earthworks services
-
land improvement works
- Credit score:
- Reliable
- Reputation score:
- 3,840
- Employees:
- 6
- Forecast turnover (2025):
- 1,020,838 €
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
-
renovation and maintenance
-
renovation
-
sewer system
-
repair
-
repair and renovation
-
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
-
washing of heating systems
-
balancing the heating system
-
sanitary equipment installation
-
tube replacement
-
repair and cleaning
-
elimination of blockages
-
heating system construction
-
shift of trousers
-
sewerage
-
installation
-
floor
-
heating system
-
heating systems construction
-
heating system installation
- Credit score:
- Reliable
- Reputation score:
- 3,660
- Employees:
- 7
- Forecast turnover (2025):
- 942,273 €
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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facade work
-
sewerage
-
facade work
-
construction and real estate
-
construction
-
construction
-
rental workforce mediation
-
custom home construction
-
chimney work
-
wooden outbuildings
-
production buildings
-
industrial
-
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
-
foundation
- Credit score:
- Borderline
- Reputation score:
- 3,330
- Employees:
- 4
- Forecast turnover (2025):
- 1,090,911 €
Building construction works
electrical works, electric nights, santechnical works, Construction, Construction, general construction work, Interior finishing works, facade work, roof construction, construction of chimneys
-
roof construction and renovation works
-
construction and renovation of chimneys
-
repair works
-
renovation
-
sewerage
-
water and 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
-
road and site construction work
-
construction and installation of fences and fences
-
ventilation work
-
garden houses
-
tallinn
-
roofing
-
question
-
concrete works
-
landscaping
-
harjumaa
-
masonry services
- Credit score:
- Neutral
- Reputation score:
- 3,230
- Employees:
- 5
- Forecast turnover (2025):
- 1,961,936 €
A&O HOLDING AVALEHT | A&O Holding
Construction, Construction, heating solutions, administrative service, data security, Maintenance service, emergency repair, sanitary technical works, bucket and excavation work, cleaning service
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repair service
-
elimination of sewerage blockages
-
sewerage and household water installation work
-
sewer installation work
-
repair work
-
repair works
-
construction
-
construction
-
heating solutions
-
administrative service
-
data security
-
maintenance service
-
emergency repair
-
sanitary technical works
-
bucket and excavation work
-
cleaning service
-
security service
-
energy management
-
accounting
-
technosystem emergency repairs
-
milling work for in-house ducts
-
detection of leaks in various pipelines
-
elimination of blockages
-
milling works for ducts
-
detection of pipe leaks
-
radiators
-
air to water heat pumps
-
septics and tanks
-
consulting service
-
fast and high-quality installation
- Credit score:
- Reliable
- Reputation score:
- 3,200
- Employees:
- 4
- Forecast turnover (2025):
- 303,337 €
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
-
repair
-
renovation
-
sewerage
-
water and sewerage
-
pressure sewerage system
-
heating systems renovation
-
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
-
cooling systems installation
-
drainage pipelines construction
-
heating system installation
-
water and sewage system construction
-
sprinkler system installation
-
general home services
-
fire safety design and maintenance
-
firefighting water systems
-
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 (2025):
- 109,366 €
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.
-
elimination of sewerage blockages
-
sewer pipes
-
elimination of accidents in sewerage systems
-
sewer pipe repair
-
repair work
-
repair works
-
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
-
plumbers
-
shower installation
-
emergency challenges
-
dishwasher installation
- Credit score:
- Reliable
- Reputation score:
- 3,140
- Employees:
- 9
- Forecast turnover (2025):
- 963,038 €
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
-
renovation
-
sewer systems
-
sewerage
-
renovation and remodeling
-
commercial premises renovation
-
construction and real estate
-
heating solutions
-
ventilation and cooling
-
water supply and sewerage
-
design of heating systems
-
energy calculation
-
pipe wash
-
electrical works
-
special works
-
rebuilding
-
modernhome
-
solutions
-
sanitation
-
cooling
-
cooling systems
-
sweden
-
maintenance
-
electricity
-
ventilation work
-
electrical systems
-
maintenance work
-
water supply
-
project manager
-
smart house solutions
-
heating solution
- Credit score:
- Borderline
- Reputation score:
- 3,090
- Employees:
- 4
- Forecast turnover (2025):
- 176,196 €
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
-
construction of sewerage systems
-
elimination of sewerage blockages
-
construction and renovation of water and sewerage systems
-
installation of sewerage systems
-
renovation
-
heating
-
heating solutions
-
equipment and machinery
-
cooling and air conditioning systems, heat pumps
-
biodom pellet boilers
-
boilers
-
repair of heating systems
-
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
- Credit score:
- Reliable
- Reputation score:
- 3,030
- Employees:
- 9
- Forecast turnover (2025):
- 1,304,142 €
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
-
renovation
-
building and renovation
-
sewer system construction
-
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
-
sanitation services
-
construction of storm water pipeline
- Credit score:
- Reliable
- Reputation score:
- 2,990
- Employees:
- 9
- Forecast turnover (2025):
- 1,306,516 €
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
-
repair
-
sewerage
-
water and sewerage
-
construction and real estate
-
energy and mineral resources
-
central heating systems
-
heating
-
heating solutions
-
equipment and machinery
-
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
-
maintenance
-
radiant floor heating
-
heating solution
-
economical
-
installation
-
tartu
-
heat pumps
-
tallinn
-
heat pump
-
heating systems maintenance
- Credit score:
- Reliable
- Reputation score:
- 2,930
- Employees:
- –
- Forecast turnover (2025):
- 54,397 €
Building construction works
insurance repair cases, Roof repairs, Water supply and sewerage, construction work, repair works, plasterwork, Coloring, upgrading the facade, finishing, installation of sanitary ware
-
water supply and sewerage
-
repair works
-
sewerage system services
-
repair work
-
water supply and sanitation
-
pipework
-
insurance repair cases
-
construction work
-
plasterwork
-
coloring
-
upgrading the facade
-
finishing
-
installation of sanitary ware
-
sanitary equipment installation
-
water supply repair
-
home building contractors
-
emergency repair services
-
construction work services
-
insurance repair services
-
building finishing services
-
home repair works
-
building restoration services
-
interior and exterior coloring
-
commercial repair works
-
professional plastering
-
facade upgrading services
-
insurance repair
-
plastering work
-
finishing works
-
insurance repairs
- Credit score:
- Reliable
- Reputation score:
- 2,840
- Employees:
- 2
- Forecast turnover (2025):
- 137,896 €
Construction of sewer lines
Design, installation of boiler and heating wires, heating equipment installation, maintenance, Welding, repair, Installation, management of stormwater, household gas supply, quality control and maintenance
-
water supply and design of sewerage lines
-
repair
-
construction of sewer lines
-
radiator installation
-
pipe welding
-
plumbing installation
-
pumping systems
-
storage of trasses
-
wastewater treatment
-
excavation work
-
metal pipes
-
polymer tubes
-
the sanitation network
-
construction management
-
radiators
-
plumbing services
-
gas trails
-
installation of heating and heating systems
-
installation of boiler and heating wires
-
heating equipment installation
-
maintenance
-
welding
-
installation
-
management of stormwater
-
design
-
construction
-
water circulation pumps
-
integration of the heating system
-
quality control and maintenance
-
household gas supply
- Credit score:
- Reliable
- Reputation score:
- 2,820
- Employees:
- 2
- Forecast turnover (2025):
- 204,150 €
Construction of wells
well accessories, mineral resources and natural resources, Drilling wells, manufacture of cell wells, well location determination, construction of sewerage wells, installation of septic tanks, construction of drainage wells, construction of sewerage lines and suction areas, drilling of masts, posts, foundation holes
-
construction of sewerage wells
-
sewerage lines construction
-
sewerage wells construction
-
sewer pits and septic tanks
-
repair works
-
repair
-
sewer wells and septic tanks
-
well accessories
-
mineral resources and natural resources
-
drilling wells
-
manufacture of cell wells
-
well location determination
-
installation of septic tanks
-
construction of drainage wells
-
construction of sewerage lines and suction areas
-
drilling of masts, posts, foundation holes
-
construction of water trails
-
installation of pump and hydrofor
-
sale of concrete elements
-
cleaning and repair of wells
-
mineral resources
-
septic systems installation
-
natural resources
-
well cleaning services
-
drilling wells services
-
cell wells manufacturing
-
drainage wells construction
-
suction areas construction
-
foundation holes drilling
-
water trails construction
- Credit score:
- Borderline
- Reputation score:
- 2,800
- Employees:
- 4
- Forecast turnover (2025):
- 259,341 €
Pipeline and heating installation
Installation of heating piping, Installation of water supply line, Installation of tanks and septic tanks, Dishwasher installation, Boiler Installation, Radiator Installation, Installation of air-water heat pumps, San Technical Works, Waterworks works, Sewer pipe replacement
-
sewer pipe replacement
-
building and renovation
-
sewerage pipelines installation
-
water supply and sewerage
-
repair
-
installation of sewerage systems
-
installation of heating piping
-
installation of water supply line
-
installation of tanks and septic tanks
-
dishwasher installation
-
boiler installation
-
radiator installation
-
installation of air-water heat pumps
-
san technical works
-
waterworks works
-
water pipe replacement
-
private house construction
-
climate control installations
-
heating solutions
-
installation of tanks
-
installation of hot water boilers
-
warm-up work
-
installation of piping, heating and air conditioning systems
-
plumbing services
-
installation of boilers
-
general construction
-
electrical works
-
construction preparation
-
air conditioner installation
-
installation of water and sewerage systems
- Credit score:
- Reliable
- Reputation score:
- 2,780
- Employees:
- 1
- Forecast turnover (2025):
- 189,677 €
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
-
renovation
-
restoration
-
facade renovation
-
roof renovation
-
sewerage
-
renovation work
-
the facade
-
facade work
-
construction and real estate
-
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
-
roofing and cladding
-
construction of roofs
-
indoor building work
-
construction supervision and consultation
-
design
-
roof maintenance service
-
new construction
-
rebuilding
-
insulation of cladding