- Credit score:
- Reliable
- Reputation score:
- 43,700
- 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.
-
audit of construction works
-
pressure equipment works
-
repair work
-
repair
-
tallinn
-
sanitation
-
sewer system
-
maintenance of public roads
-
expert assessment of building design documentation
-
construction research
-
construction of gas installation
-
making of traffic management projects
-
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:
- 15,430
- Employees:
- 37
- Forecast turnover (2025):
- 17,916,301 €
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.
-
heating
-
sewer accessories
-
internal networks
-
sanitation
-
sewer construction
-
construction of external networks
-
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
-
customers
-
installation
-
solutions
-
buildings
-
apartment buildings
-
shopping centres
-
private houses
-
office buildings
-
heating systems construction
-
objects
-
hotels
- Credit score:
- Reliable
- Reputation score:
- 13,210
- Employees:
- 76
- Forecast turnover (2025):
- 20,540,771 €
Construction of sewer lines in Tallinn
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
-
construction
-
construction
-
sewer pipes
-
construction and repair of internal water and sewerage pipelines
-
owner supervision of road management works
-
repair of wells
-
construction of sewer lines
-
maintenance of public roads
-
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
-
water pipelines
-
rainwater pipelines
-
joining points
-
geodetic measurements
-
coordination of the project
-
application for building permits
-
construction of connection points
-
construction of mains pipelines and renovation eggs
-
detection and elimination of leaks
-
emergency work of water and sewerage pipelines
-
road construction (base construction, stonework, asphalting) and renovation
-
establishment of sites and car parks
-
road cover restoration work
-
completion of asphalt work in summer and winter with preparation
- Credit score:
- Reliable
- Reputation score:
- 9,110
- Employees:
- 46
- Forecast turnover (2025):
- 3,519,709 €
Installation of sanitary equipment in Tallinn
sanitation, heat pumps installation, water supply and sanitation works, Design, Installation, Design and installation, private houses, santechnical works, sprinkler, sewer works
-
ventilation work
-
water supply and sanitation works
-
water supply and sanitation works
-
sanitation
-
tallinn
-
santechnical works
-
sewer works
-
fire safety
-
construction
-
cooling and air conditioning systems, heat pumps
-
inspection and maintenance
-
design, construction and maintenance of fire safety
-
complete solutions of the outer shell of the building
-
outsourcing
-
metal cladding
-
installation of heat pumps and air conditioners
-
sprinkler and firefighting
-
systems design
-
heat pumps installation
-
design
-
installation
-
design and installation
-
private houses
-
maintenance
-
sprinkler
-
installation of sanitary equipment
- Credit score:
- Reliable
- Reputation score:
- 8,410
- Employees:
- 34
- Forecast turnover (2025):
- 11,485,586 €
Building construction works in Tallinn
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 water and sewerage
-
hydrosolation works
-
sanitation
-
tallinn
-
building construction works
-
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 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
-
energy-saving solutions
- 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.
-
tallinn
-
sanitation
-
electrical works
-
building construction works
-
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
- Credit score:
- Reliable
- Reputation score:
- 6,950
- Employees:
- 48
- Forecast turnover (2025):
- 5,423,337 €
Land improvement works in Estonia
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
-
earth and excavation works
-
land improvement
-
repair of roads
-
sanitation services
-
repair
-
construction of sewerage lines
-
earthworks services
-
land improvement works
-
road construction
-
forest drainage
-
external sewerage construction
-
soil work services
-
construction of water and sewerage lines
-
forest harvesting
-
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
- Credit score:
- Reliable
- Reputation score:
- 4,950
- Employees:
- 6
- Forecast turnover (2025):
- 3,729,910 €
Pipeline and heating installation in Tallinn
ventilation, bosch climate engineering, City Climate, heating solution, balancing the heating system, ground heat, ground source heat pump, Smart Management, solar heating, underfloor heating
-
sewerage
-
sanitation
-
tallinn
-
service
-
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:
- 3,840
- Employees:
- 6
- Forecast turnover (2025):
- 1,020,838 €
Installation of sanitary equipment in Saarde vald
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
-
repair and cleaning
-
sewerage
-
sewer system
-
repair
-
sanitation
-
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
-
elimination of blockages
-
heating system construction
-
renovation and maintenance
-
shift of trousers
-
installation
-
floor
-
renovation
-
heating system
-
heating systems construction
- Credit score:
- Reliable
- Reputation score:
- 3,740
- Employees:
- 13
- Forecast turnover (2025):
- 1,450,313 €
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.
-
heating
-
sewer
-
sewerage
-
sewer construction and maintenance
-
sanitation
-
water and sewerage
-
sewer construction
-
energy and mineral resources
-
heating solutions
-
equipment and machinery
-
construction
-
construction
-
boiler houses
-
central heating systems
-
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
-
construction services
- 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.
-
general construction
-
sewerage
-
construction and real estate
-
construction
-
construction
-
rental workforce mediation
-
custom home construction
-
chimney work
-
wooden outbuildings
-
production buildings
-
industrial
-
facade work
-
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
-
construction of rainwater systems
- Credit score:
- Reliable
- Reputation score:
- 3,640
- Employees:
- 9
- Forecast turnover (2025):
- 1,411,795 €
Construction of sewer lines in Lääne-Nigula vald
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
-
water supply connection works
-
coordination of geodetic works
-
water supply and sewerage connection works
-
geodetic works for design
-
sewerage
-
sanitation
-
tallinn
-
construction of sewer lines
-
excavation and earthworks services
-
construction
-
construction of water supply
-
construction of external sewers
-
sewerage connection work
-
drafting of vk projects
-
water supply and sewerage services
-
compression of soil
-
preparation and coordination of vk projects
-
construction of external paths for water supply
-
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
- Credit score:
- Reliable
- Reputation score:
- 3,530
- Employees:
- 4
- Forecast turnover (2025):
- 1,650,331 €
Building construction works in Tallinn
maintenance and repair of commercial buildings, heating systems construction, construction of sewers, wash of inner terraces, wash and care of oil -fat and sand traps, mechanized snow harvesting and transport, maintenance of the sites, sewage system installation, commercial property upkeep, commercial building maintenance
-
construction of sewers
-
sewage system installation
-
sewer construction services
-
repair of buildings
-
building construction works
-
construction of a sewer
-
construction of sewage systems
-
building construction works
-
maintenance and repair of commercial buildings
-
heating systems construction
-
wash of inner terraces
-
wash and care of oil -fat and sand traps
-
mechanized snow harvesting and transport
-
maintenance of the sites
-
commercial property upkeep
-
commercial building maintenance
-
mechanized snow removal
-
commercial building repair services
-
inner terrace washing
-
oil trap cleaning service
-
fat trap maintenance
-
sand trap care services
-
professional snow transport
-
site maintenance services
-
building heating solutions
-
wash and care of oil-fat traps
-
laundry and maintenance of sand traps
-
maintenance of sites
-
washing the terraces
-
washing the inner terraces
- Credit score:
- Reliable
- Reputation score:
- 3,330
- Employees:
- 5
- Forecast turnover (2025):
- 1,023,427 €
Road construction in Rae vald
Saunas, Snow cleaning, concrete works, road construction, General construction, other works, Terraces, gypsum works, Drainage work, sewerage work
-
drainage and sewerage works
-
concrete works
-
general construction
-
other works
-
gypsum works
-
masonry services
-
sewerage work
-
special works
-
construction and real estate
-
construction
-
construction
-
concrete floor preparation work
-
dust-free concrete floor
-
concrete floor casting
-
correction of asphalt holes
-
sandy construction
-
freesasfalt roads
-
asphalting
-
rubble base layer construction
-
installation of curbs
-
stone paving
-
street paving stones installation
-
mini-loader rental
-
snow cleaning
-
road construction
-
terraces
-
saunas
-
mini loader rental
-
landscaping
-
road construction
- Credit score:
- Reliable
- Reputation score:
- 3,330
- Employees:
- 4
- Forecast turnover (2025):
- 1,103,346 €
Building construction works in Tallinn
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
-
flooring work
-
santechnical works
-
electrical works
-
ventilation work
-
garden houses
-
repair works
-
concrete works
-
sewerage
-
masonry services
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
construction
-
construction
-
general construction work
-
facade work
-
construction of chimneys
-
roof construction and renovation works
-
road and site construction work
-
construction and installation of fences and fences
-
construction and renovation of chimneys
-
tallinn
-
roofing
-
renovation
-
question
-
landscaping
-
harjumaa
-
water and sewerage
- Credit score:
- Reliable
- Reputation score:
- 3,280
- Employees:
- 4
- Forecast turnover (2025):
- 1,553,080 €
Construction of sewer lines in Haljala vald
plumbing installation, water infrastructure installation, plumbing maintenance services, custom plumbing solutions, advanced pipework systems, installation of heating system, installation of sewage systems, system maintenance, installation of equipment, repair of leaks
-
santehnical works
-
professional santehnical works
-
sanitary works
-
repair of leaks
-
construction of sewer lines
-
plumbing installation
-
full solutions for water and duct systems
-
pipework
-
duct system installations
-
heating system installation
-
pipeline installation services
-
industrial pipework services
-
residential plumbing services
-
water system full solutions
-
pipework specialists
-
commercial plumbing solutions
-
plumbing system design
-
water infrastructure installation
-
plumbing maintenance services
-
custom plumbing solutions
-
advanced pipework systems
-
installation of heating system
-
installation of sewage systems
-
plumbing installation
-
full solutions for water and air systems
-
installation of equipment
-
system maintenance
-
emergency services
- Credit score:
- Borderline
- Reputation score:
- 3,230
- Employees:
- 5
- Forecast turnover (2025):
- 1,942,513 €
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
-
sanitary technical works
-
repair service
-
elimination of sewerage blockages
-
milling works for ducts
-
performance of electrical works
-
sewer installation work
-
repair work
-
repair works
-
construction
-
construction
-
heating solutions
-
administrative service
-
data security
-
maintenance service
-
emergency repair
-
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
-
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 in Tallinn
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
-
heating system maintenance and repair
-
repair and maintenance
-
repair
-
sanitation
-
santechnical works
-
sewerage
-
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
-
general and home services
-
inspection and maintenance
-
fire safety design, construction and maintenance
-
system construction
- Credit score:
- Reliable
- Reputation score:
- 3,170
- 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.
-
repair of sewage pipes
-
santechnical works
-
sewer pipes
-
sewer pipe repair
-
repair work
-
repair works
-
sanitation
-
santehnical works
-
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
-
water meter change
-
sealing of water meter
-
installation of toilet
-
radiator washout
-
plumbers
-
shower installation
-
emergency challenges
- Credit score:
- Reliable
- Reputation score:
- 3,130
- Employees:
- 4
- Forecast turnover (2025):
- 665,273 €
Construction of sewer lines in Tallinn
design of sites, container rental, construction of port shore insurance from granite stones, Construction, parking lot construction, Landscaping works, establishment of lawns, street stone laying, excavation and construction of foundations, road and square construction
-
landscaping works
-
landscaping
-
tallinn
-
construction of sewer lines
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
construction
-
parking lot construction
-
establishment of lawns
-
street stone laying
-
excavation and construction of foundations
-
road and square construction
-
construction of ponds
-
construction of port shore insurance from granite stones
-
design of sites
-
building foundations
-
construction of shore insurance
-
construction of ponds
-
garden design
-
patterned walkways
-
paving of sites
-
landscaping soil and sand
-
fragmentation and earthstones
-
freesasphalt and mug
-
the plats
-
sales
-
landscaping soil
-
soil sale
-
rubble sale