- Credit score:
- Borderline
- Reputation score:
- 2,650
- Employees:
- 9
- Forecast turnover (2026):
- 1,438,587 €
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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construction
-
construction
-
detection of leaks in various pipelines
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fast and high-quality installation
-
construction and repair work
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installation of septic tanks and tanks
-
installation of tanks and septic tanks
-
heating solutions
-
administrative service
-
data security
-
maintenance service
-
emergency repair
-
sanitary technical works
-
bucket and excavation work
-
cleaning service
-
repair service
-
security service
-
energy management
-
accounting
-
technosystem emergency repairs
-
elimination of sewerage blockages
-
milling work for in-house ducts
-
elimination of blockages
-
milling works for ducts
-
detection of pipe leaks
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radiators
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air to water heat pumps
-
septics and tanks
-
consulting service
-
design of the apartment
- Credit score:
- Reliable
- Reputation score:
- 2,360
- Employees:
- 1
- Forecast turnover (2026):
- 86,265 €
Flowing with Quality, Warming with Care.
We specialize in the installation, repair, and maintenance of sanitary equipment, waterways, and heating systems, delivering efficient and sustainable services.
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installation of pipes and ducts
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renovation of pipelines
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installation of toilet and water dispenser
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construction of waterways and heating tracks
-
installation and replacement of heating heaters
-
construction of waterway and heating tracks
-
installation and replacement of heating radiators
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santechnical accidents
-
sanitary equipment installation
-
installation of sanitary equipment
-
waterway construction
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waterways
-
heating trails
-
plumbing installation
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installation and replacement of water heating radiators
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pipeline repair
-
water pipeline construction
-
heating, water and sewerage
-
plumbing services
-
installation of pipes
-
san. technical work
-
sanitary technical works
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sewer lines
-
replacement of water pipes
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exchange of water meters without sealing
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installation of water dispensers
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cooling equipment installation
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mixers exchange
-
boiler replacement
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change of toilet pots
- Credit score:
- Reliable
- Reputation score:
- 2,780
- Employees:
- 5
- Forecast turnover (2026):
- 111,702 €
Construction of sewer lines
counselling, building and finishing materials, energy and mineral resources, Interior, heating, heating solutions, mineral resources and natural resources, Equipment and machinery, Construction of sewerage systems, Construction
-
construction and real estate
-
heating
-
sewerage pipelines installation
-
construction of sewerage lines
-
construction of waterways
-
septic systems installation
-
installation of small boilers
-
construction of sewer lines
-
building and finishing materials
-
energy and mineral resources
-
interior
-
heating solutions
-
mineral resources and natural resources
-
equipment and machinery
-
general and home services
-
construction
-
construction
-
construction of sewerage systems
-
heating trails
-
small boiler houses
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up to 1mw power
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one company or apartment building
-
cooperation with apartment associations
-
renovation
-
blockages and leaks
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elimination by pressure washing
-
elimination by chemicals
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mechanically liquidating
-
consulting on sanitary solutions
-
traces
- Credit score:
- Reliable
- Reputation score:
- 2,580
- Employees:
- 2
- Forecast turnover (2026):
- 136,172 €
Excavation and soil work
extraction and filling of soil, trenching and digging, plumbing installation, construction of drainage systems, digging ponds and water eyes, Soil leveling, milling of soil, industrial excavation, pressing the soil, landscape design
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installation of trenches and septic tanks
-
installation of ducts
-
installation of a small edge
-
construction of wells
-
plumbing installation
-
construction of drainage systems
-
soil work services
-
excavation
-
restoration of the soil layer
-
excavation of wells
-
tidying the channels
-
soil preparation
-
soil treatment and reconditioning work
-
landscape design
-
trenching and digging
-
digging ponds and water eyes
-
soil leveling
-
extraction and filling of soil
-
peeling and mixing of soil
-
preparation
-
milling of soil
-
pressing the soil
-
industrial excavation
-
excavation and soil work
- Credit score:
- Reliable
- Reputation score:
- 2,490
- Employees:
- 2
- Forecast turnover (2026):
- 82,686 €
Fusing Quality with Innovation
We specialize in high-quality metallic work, welding services for various materials, and comprehensive plumbing solutions, ensuring every project meets the highest standards of craftsmanship and durability.
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plumbing installation
-
construction of water and sewerage systems of apartment building
-
construction and replacement of heating pistes
-
construction of waterways and sewerage systems
-
installation and repair of heating system
-
installation of heating tracks and floor heating
-
metal fabrication work
-
welding service
-
metal construction
-
welding work
-
metal pipe welding
-
stainless welding
-
aluminium and stainless welding
-
electrode welding
-
blacksmithing
-
plumbing
-
sewer works
-
sanitary technical works
-
sanitary equipment installation
-
waterway construction
-
waterways
-
heating trails
-
sewerage routes
-
renovation of pipes
-
heating, water and sewerage
-
installation and replacement of water heating radiators
-
heating systems for apartment buildings
-
spinkler systems
-
exchange of bucket blades
-
waterworks locksmith work
- Credit score:
- Reliable
- Reputation score:
- 2,450
- Employees:
- 3
- Forecast turnover (2026):
- 149,925 €
Special construction work
plasma cutting machine, Rebuilding, installation of pipes, installation of oil tanks, installation of stair trunks, construction of warehouse buildings, angar construction, valtspink, Tallinn, metal structures fabrication
-
construction and real estate
-
construction of hangars
-
installation of pipes
-
installation of oil tanks
-
manufacture and installation of metal structures
-
building and finishing materials
-
different metal structures
-
welding
-
steelwork services
-
metal products
-
production buildings
-
industrial
-
metal construction
-
installation
-
preparation of projects
-
cnc milling
-
mechanical engineering
-
design
-
preparation
-
rebuilding
-
installation of stair trunks
-
construction of warehouse buildings
-
angar construction
-
valtspink
-
plasma cutting machine
-
semi-automatic tape saw
-
radial drilling machines
-
mig, mag, tig, mma welding equipment
-
metal structures fabrication
-
tallinn
- Credit score:
- Reliable
- Reputation score:
- 2,150
- Employees:
- 2
- Forecast turnover (2026):
- 117,362 €
Installation of sanitary equipment
shower angles and shower systems, water supply pipelines, sewer pipes, ventilation pipes, taps and faucets, toilets and sanitary appliances, removing blockages, inspection and maintenance, pipe insulation, plumbing services
-
construction and real estate
-
installation of pipes
-
water and sewerage pipelines
-
sanitary equipment installation
-
sinks and sanitary products
-
installation of sanitary equipment
-
general and home services
-
construction
-
construction
-
sanitary technical works
-
pipeline repair
-
leak search and repair
-
pipeline maintenance
-
plumbing services
-
water supply pipelines
-
sewer pipes
-
ventilation pipes
-
taps and faucets
-
toilets and sanitary appliances
-
shower angles and shower systems
-
leak search and repair
-
removing blockages
-
pipe insulation
-
inspection and maintenance
- Credit score:
- Borderline
- Reputation score:
- 830
- Employees:
- 5
- Forecast turnover (2026):
- 261,430 €
Pipeline and heating installation
cooling and air conditioning systems, heat pumps, maintenance, Installation, construction of pumping stations, construction of pressure trails, construction and insulation of outdoor trails, bucket loader services, excavation work, heating solutions, ventilation
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maintenance
-
installation
-
construction of pumping stations
-
construction of pressure trails
-
construction and insulation of outdoor trails
-
sewerage
-
construction of ventilation systems
-
pipeline and heating installation
-
cooling and air conditioning systems, heat pumps
-
bucket loader services
-
excavation work
-
heating solutions
-
ventilation
-
bio-cleaners
-
water supply
-
e-shop
-
ventilation maintenance
-
warranty work
-
sewerage works
-
establishment of water supply
-
septics
-
collection wells
-
imbalances
-
sauna wells
-
air purifiers
-
solar energy panels
-
ground heating
-
air-to-air/air-to-water heat pump
-
boilers and battery tanks
-
installation accessories
- Credit score:
- Reliable
- Reputation score:
- 2,490
- Employees:
- 21
- Forecast turnover (2026):
- 2,461,142 €
Installation of insulation
conduct of pressure samples, Insulation work, selection of insulating materials, customized insulation solutions, ensuring energy efficiency, heat insulation projects, counselling, Insulation of roof, Insulation of walls, floor insulation
-
construction and real estate
-
cellulose and other materials
-
installation of systems
-
cleaning of air ducts
-
installation of pipes
-
selection of insulating materials
-
customized insulation solutions
-
ensuring energy efficiency
-
heat insulation projects
-
counselling
-
insulation of roof
-
insulation of walls
-
floor insulation
-
insulation of piping
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mineral wool
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insulating plates
-
insulation foams
-
insulation of the tore
-
ventilation work
-
pipe insulation
-
plumbing services
-
hvac sector work
-
air flow control
-
temperature adjustment
-
installation of heat insulation
-
application of vibration control
-
application of sound insulation
-
use of refractory materials
-
carrying out leakage checks
-
completion of repair work
- Credit score:
- Reliable
- Reputation score:
- 1,430
- Employees:
- 2
- Forecast turnover (2026):
- 34,262 €
Route solutions from wells to restoration
We offer comprehensive solutions for routes and pipelines - from preparation and installation to drainage and landscape restoration, ensuring the timeliness, long-term reliability and lower maintenance risk.
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construction of pipelines
-
construction of lanes
-
construction of rainwater drainage ducts
-
construction of sewerage external network pipelines
-
installation of pipes in lines
-
groundwork and filling of tracks
-
preparatory work for the construction of roads
-
track stabilisation and support work
-
the construction of a network of external water networks
-
excavation work for trenches
-
repair of the surfaces of the tracks after digging
-
installation of rainwater drains
-
construction of rainwater slope surfaces
-
construction of drainage
-
livestock aid activities
- Credit score:
- Borderline
- Reputation score:
- -40
- Employees:
- –
- Forecast turnover (2026):
- 572 €
Wholesale trade of various goods
construction of technical systems, sale of equipment and spare parts for technical systems, maintenance and after-service of technical systems, climate control equipment sale, technical systems maintenance, technical systems construction, equipment sales for technical systems, technical systems spare parts, technical systems after-service, technical systems servicing
-
construction of technical systems
-
hvac system installation
-
construction and installation of pipes and ducts
-
installation of control and regulation systems
-
installation of hvac systems
-
installation of control and adjustment systems
-
construction and installation of pipelines and ducts
-
sale of equipment and spare parts for technical systems
-
maintenance and after-service of technical systems
-
climate control equipment sale
-
technical systems maintenance
-
technical systems construction
-
equipment sales for technical systems
-
technical systems spare parts
-
technical systems after-service
-
technical systems servicing
-
hvac maintenance services
-
technical systems repair services
-
industrial technical systems services
-
commercial technical systems solutions
-
technical systems support
-
technical systems upgrade
-
installation of heating, ventilation and air conditioning systems
-
filters and cleaning equipment
-
ventilators
-
spare parts
-
heat pumps
-
air conditioning
-
routine inspections
-
emergency repair work
- Credit score:
- Reliable
- Reputation score:
- 4,050
- Employees:
- 31
- Forecast turnover (2026):
- 3,026,902 €
Erecting and dismantling of scaffolds, rental of cranes and other building equipment with an operator
the Hoist, construction machinery and tools, construction machinery, construction tools, performance technique, Grey, machinery and tools, pavilions, lighting technology, Modular and portable buildings
-
construction and real estate
-
construction machinery and tools
-
construction
-
construction
-
sewerage
-
rental of containers
-
installation
-
maintenance
-
interior
-
erecting and dismantling of scaffolds, rental of cranes and other building equipment with an operator
-
construction machinery
-
construction tools
-
performance technique
-
grey
-
machinery and tools
-
pavilions
-
lighting technology
-
sales
-
sanitation
-
stain
-
doors
-
modular house
-
electricity
-
interior finishing
-
cleaning
-
fan
-
outdoor toilet facilities
-
lighting fixtures
-
tubes
-
tables
- Credit score:
- Reliable
- Reputation score:
- 3,110
- Employees:
- 8
- Forecast turnover (2026):
- 1,015,938 €
Pipeline and heating installation
renewable fuels, building and finishing materials, energy and mineral resources, Interior, boiler houses, heating, heating solutions, fuels, mineral resources and natural resources, mineral resources and raw materials
-
construction and real estate
-
heating
-
audit of construction works
-
construction and real estate services
-
construction work audit
-
pipeline installation
-
installation of boiler
-
pipeline and heating installation
-
building and finishing materials
-
energy and mineral resources
-
interior
-
boiler houses
-
heating solutions
-
fuels
-
mineral resources and natural resources
-
mineral resources and raw materials
-
sanitary ware shops
-
equipment and machinery
-
general and home services
-
construction
-
construction
-
expert assessment of building design documentation
-
interior design materials
-
building finishing materials
-
residential heating solutions
-
heating solutions services
-
building design assessment
-
boiler house installation
-
energy resources solutions
-
fuel supply companies
- Credit score:
- Reliable
- Reputation score:
- 2,060
- Employees:
- 3
- Forecast turnover (2026):
- 404,539 €
Strong construction, firm execution
We offer a full service for infrastructure and construction projects from site work to completion. We combine design, assembly and monitoring, ensuring durability, safety and timeliness.
-
site work and preparatory work
-
construction of engineering installations
-
construction of viaducts
-
construction of ditches and drains
-
construction of pipelines
-
realisation of construction projects
-
construction supervision
-
assembly work
-
construction of bridges
-
construction of hydro-technical installations
-
construction of roads
-
construction of lanes
-
construction of concrete facilities
-
construction of steel structures
-
concrete work
-
reinforcement work
-
construction of facilities
- Credit score:
- Risky
- Reputation score:
- 1,590
- Employees:
- 6
- Forecast turnover (2026):
- 267,192 €
Installation of sanitary equipment
installation of shower enclosures, Cleaning, Building, Construction work, roof, santechnical works, electrical works, pressure washing, repair works, apartment building
-
construction and real estate
-
general and home services
-
building
-
cleaning
-
exchange
-
installation
-
cleaning
-
cleaning work
-
exchange
-
sewerage pipelines
-
cleaning work
-
installation of shower enclosures
-
installation of sanitary equipment
-
construction work
-
roof
-
santechnical works
-
electrical works
-
pressure washing
-
repair works
-
apartment building
-
electrical systems
-
emergency work
-
licvidation
-
equipment
-
apartment associations
-
staircases
-
preparation
-
tallinn
-
sanitation
-
roofing
- Credit score:
- Reliable
- Reputation score:
- 1,460
- Employees:
- –
- Forecast turnover (2026):
- –
Sewerage
heating systems, heating solutions provider, trackwork and sewer products, eco-friendly heating solutions, advanced sewer accessories, leak repair, plumbing upgrades, water pipeline redevelopment, replacement of old pipelines, renovation of heating systems
-
installation of radiant floor heating
-
trackwork installation
-
trackwork and sewer products
-
pipework
-
renovation of heating systems
-
replacement of old pipelines
-
sewerage
-
sewer accessories
-
heating solutions
-
underfloor heating
-
trackwork
-
radiant floor heating systems
-
residential heating solutions
-
sewer accessories shop
-
buy heating solutions
-
sewer system supplies
-
commercial underfloor heating
-
trackwork supplies
-
sewer accessories for sale
-
heating solutions provider
-
eco-friendly heating solutions
-
advanced sewer accessories
-
leak repair
-
plumbing upgrades
-
heating systems
-
sewer
-
water pipeline redevelopment
- Credit score:
- Reliable
- Reputation score:
- 1,320
- Employees:
- 3
- Forecast turnover (2026):
- 144,899 €
Building construction works
interior and installation, finishing works, plumbing services, electrical works, Construction work, street stones installation, certified electrical work, professional pipework installation, heating and cooling systems, hydroinsulation and insulation
-
interior and installation
-
construction of terraces
-
repair of central heating and gas systems
-
installation of electrical equipment
-
construction of a private house
-
installation
-
pipeline installation
-
finishing works
-
plumbing services
-
electrical works
-
construction work
-
street stones installation
-
certified electrical work
-
professional pipework installation
-
heating and cooling systems
-
hydroinsulation and insulation
-
custom home building
-
development of commercial real estate
-
renovation and redevelopment
-
eco-friendly building solutions
-
general construction work
-
construction finishing
-
installation work
-
facade work
-
construction solutions
-
interior and slats
-
flooring and tiling services
-
painting and wall coverings
-
general construction work
-
facade work
- Credit score:
- Reliable
- Reputation score:
- 1,290
- Employees:
- –
- Forecast turnover (2026):
- –
Finishing of buildings
turnkey apartment renovation, multilevel, turnkey bathroom renovation, bathroom remodeling, apartment repair, removal of the pinch ceiling, the Keys, apartment repair services, bathroom repair services, guaranteed construction work
-
construction and real estate
-
construction and real estate services
-
building company
-
installation
-
structure
-
interior
-
garbage
-
utilisation of construction waste
-
installation of ceramic tiles
-
installation of tiles
-
ventilation pipes
-
building construction firms
-
bathroom remodeling
-
apartment repair
-
removal of the pinch ceiling
-
the keys
-
apartment repair services
-
bathroom repair services
-
guaranteed construction work
-
experienced construction firm
-
turnkey bathroom renovation
-
turnkey apartment renovation
-
stretch ceilings installation
-
home renovation tallinn
-
reliable renovation services
-
high-quality customer service in construction
-
precision in building renovation
-
renovation services
-
finishing works
-
bathroom repair
- Credit score:
- Reliable
- Reputation score:
- 1,250
- Employees:
- 6
- Forecast turnover (2026):
- 344,319 €
Pipeline and heating installation
Plumbing and fittings, installation of sanitary goods, pipe repair, plumbing survey with camera, heating solutions, Tanks, underfloor heating, Tubes, Trackwork, Ventilation work
-
plumbing and fittings
-
installation of sanitary goods
-
plumbing installation
-
repair and maintenance
-
repair of boilers
-
pipeline and heating installation
-
pipe repair
-
plumbing survey with camera
-
heating solutions
-
tanks
-
underfloor heating
-
tubes
-
trackwork
-
ventilation work
-
spare parts
-
installation
-
sewer system
-
plumbing services
-
repair
-
plumbing
-
maintenance
-
elimination of blockages
-
tools
-
exchange
-
pärnu
-
pärnu county
-
tube assistance
-
maintenance
-
licvidation
-
equipment
- Credit score:
- Reliable
- Reputation score:
- 890
- Employees:
- 1
- Forecast turnover (2026):
- 19,356 €
Building construction works
electrode welding, water and sewerage pipelines, Installation, Construction, repair, Stainless Welding, TIG Welding, Stairs, fences and fences, steelwork services
-
fences and fencing
-
water and sewerage pipelines
-
installation
-
construction
-
fences and fences
-
metal products
-
plumbing services
-
boundaries
-
stairway construction
-
stair railings
-
welding
-
pipes
-
metalwork
-
metal construction
-
welding work
-
steelwork services
-
repair
-
stainless welding
-
electrode welding
-
aluminium welding
-
tig welding
-
building construction works