- 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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pressure equipment works
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design
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sanitation
-
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
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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
-
construction work
-
maintenance
-
repair work
-
repair
-
rebuilding
-
the warehouse
-
noise barrier walls
-
development of infrastructure
-
tartu
- Credit score:
- Reliable
- Reputation score:
- 23,050
- Employees:
- 103
- Forecast turnover (2026):
- 41,132,096 €
Wholesale of primary processing products for wood
Sauna table, terrace table, Wholesale trade, Supply, Processing, stage table, Sauna modules, sauna accessories, Fixing system, Protection of terraces
- 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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internal networks
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sanitation
-
water pipeline installation
-
construction of external networks
-
construction of internal networks
-
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
-
customers
-
installation
-
solutions
-
buildings
-
apartment buildings
-
shopping centres
-
private houses
-
office buildings
-
heating systems construction
-
objects
-
hotels
- 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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design
-
sanitation
-
electrical works
-
building construction works
-
reconstruction of apartment buildings
-
penthouses
-
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
-
the complete solution
- Credit score:
- Borderline
- Reputation score:
- 8,860
- Employees:
- 29
- Forecast turnover (2026):
- 22,893,232 €
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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renovation of water and sewerage
-
hydrosolation works
-
sanitation
-
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
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apartment, housing associations
-
comprehensive renovation
-
energy-saving solutions
-
full service under the general contract procedure
- Credit score:
- Reliable
- Reputation score:
- 8,310
- Employees:
- 46
- Forecast turnover (2026):
- 2,135,463 €
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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ventilation work
-
water supply and sanitation works
-
water supply and sanitation works
-
sanitation
-
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
-
tallinn
-
maintenance
-
sprinkler
-
installation of sanitary equipment
- Credit score:
- Reliable
- Reputation score:
- 5,460
- Employees:
- 24
- Forecast turnover (2026):
- 4,719,819 €
Comprehensive solutions for technical systems
HEARUM offers energy-efficient and coordinated technical system solutions for buildings. We help bring together heating, ventilation, cooling, water supply and electrical systems.
- 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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air to water heat pump
-
water supply
-
water floor heating
-
air water heat pump
-
sanitation
-
water tanks
-
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
-
sewerage
-
installation
-
floor pouring
-
excavation work
-
question
-
ground source heat pumps
-
radiator heating
-
cooling
-
indoor climate
- Credit score:
- Reliable
- Reputation score:
- 4,850
- Employees:
- 39
- Forecast turnover (2026):
- 1,366,454 €
J.V.H. Production
assembly of equipment for energy objects, assembly of metal structures, repair and replacement of heat supply lines, assembly of pipelines and bracket fittings of different definitions, assembly and repair works, metal structures installation, technical maintenance services, environmental protection in construction, energy equipment assembly services, heat supply lines repair
-
assembly and repair works
-
heat supply lines repair
-
industrial repair works
-
quality assembly works
-
installation of water supply pipelines
-
assembly of equipment for energy objects
-
assembly of metal structures
-
repair and replacement of heat supply lines
-
assembly of pipelines and bracket fittings of different definitions
-
technical maintenance services
-
environmental protection in construction
-
energy equipment assembly services
-
pipeline assembly services
-
bracket fittings installation
-
estonia engineering services
-
narva assembly company
-
eu subcontracting services
-
marine vessels repair
-
exhaust gas cleaning systems
-
repair of power plant equipment
-
power stations
-
gas stations
-
cooling systems
-
ventilation systems
-
installation of steel structures
-
structural repairs
-
on-site welding
-
construction of platforms and towers
-
replacement of heat exchanger piping
-
repair of sewerage pipes
- Credit score:
- Reliable
- Reputation score:
- 4,200
- 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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water supply
-
water pipeline installation
-
industrial water services
-
installation of water pipeline
-
sanitation
-
water and sewerage
-
water services
-
energy and mineral resources
-
heating
-
heating solutions
-
equipment and machinery
-
construction
-
construction
-
boiler houses
-
central heating systems
-
thermal equipment
-
boiler house construction
-
ground heating
-
heat node solution
-
sewer
-
diamond drilling
-
heat nodes
-
sewerage
-
eco-friendly ground heating
-
ground source heat pump installation
-
renewable heating
-
sewer construction and maintenance
-
environmentally friendly water solutions
-
thermal equipment installation
-
custom machine solutions
- Credit score:
- Reliable
- Reputation score:
- 4,000
- 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
-
water supply connection works
-
water supply and sewerage services
-
water supply and sewerage connection works
-
construction of external paths for water supply
-
sewerage
-
sanitation
-
excavation and earthworks services
-
construction
-
construction of external sewers
-
sewerage connection work
-
drafting of vk projects
-
coordination of geodetic works
-
compression of soil
-
preparation and coordination of vk projects
-
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:
- 3,900
- 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
-
water floor heating
-
sanitation
-
water and sewerage
-
installation of water floor heating
-
construction and real estate
-
heating solutions
-
plumbing and fittings
-
general and home services
-
construction
-
construction
-
plumbing services
-
replacement of shutters
-
sewer construction
-
washing of heating systems
-
balancing the heating system
-
sanitary equipment installation
-
tube replacement
-
repair and cleaning
-
elimination of blockages
-
heating system construction
-
renovation and maintenance
-
shift of trousers
-
sewerage
-
installation
-
floor
-
renovation
-
sewer system
-
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:
- 3,680
- 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
-
construction of public water supply
-
sewer works
-
water supply
-
in-plot water supply
-
installation of water and waste water tanks
-
sanitation
-
construction
-
construction
-
pipes
-
seated fields
-
reservoirs
-
pumps
-
sewer systems
-
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:
- Risky
- Reputation score:
- 3,655
- 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.
-
general construction and repair works
-
general construction
-
restoration works
-
water supply solutions
-
installation of water and sewerage lines
-
renovation
-
finishing 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
-
custom home building
-
project management
-
housing development projects
-
preventive care
-
home renovation
-
emergency repair services
-
residential plumbing
-
heating system piping
-
plumbing system installation
-
establishment of foundations
-
construction of walls and roof
-
construction of substructures
-
improving structures
-
updating finishes
- Credit score:
- Reliable
- Reputation score:
- 3,610
- Employees:
- 9
- Forecast turnover (2026):
- 1,338,743 €
Other specialised construction activities in construction of buildings
stone roofing, Preparation of documentation, Lightweight partitions, Construction, Construction, building and renovation, Facade repairs, facade renovation, Roofing installation and repair, Roofing works
-
roofing works
-
building materials supply
-
supervision of construction works
-
construction works planning
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
construction
-
construction
-
building and renovation
-
facade repairs
-
facade renovation
-
roofing installation and repair
-
roof construction
-
lightweight partitions
-
stone roofing
-
stain roofs
-
tile facades
-
wooden facades
-
management of construction projects
-
construction management
-
preparation of the construction site
-
coordination of construction work
-
monitoring of the building design documentation
-
wall storage
-
construction of the foundation
-
construction of profile sheet and stone roofs
-
facade construction
-
wooden and metal facades
-
internal construction work
- Credit score:
- Borderline
- Reputation score:
- 3,560
- Employees:
- 8
- Forecast turnover (2026):
- 1,741,671 €
Local source of pipe and sanitary supplies
We quickly supply sanitary equipment, pipes, fittings and installation accessories in the 48 stores of Kadaka tea and e-order. We serve both professionals and home users.
- 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.
-
water supply
-
construction of rainwater systems
-
water supply
-
building construction works
-
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
-
sewerage
-
roof stain
-
roof windows
-
roof frames
-
wallpaper
-
floors
- 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
-
hydrogeological works
-
water and sanitation solutions
-
water and sewerage works
-
analysis of water samples
-
water systems installation
-
sanitation
-
construction and real estate
-
construction
-
construction
-
drilling wells
-
ground heating wells
-
cleaning wells
-
registration and liquidation of wells
-
drafting
-
formalisation of documentation
-
drilling
-
design
-
measurements of performance
-
sewer line installation
-
installation of cleaners and containers
-
establishment of infiltration pitches
-
sewerage
-
drilling wells
-
installation
-
ground heating
-
drilling well
-
depth
-
construction of wells
-
frequently asked questions
-
documentation
- Credit score:
- Reliable
- Reputation score:
- 3,420
- Employees:
- 5
- Forecast turnover (2026):
- 241,975 €
Other non-specialised retail sale
heating solutions, Construction of gas installation, gas works, Pressure equipment works, Gas construction, Gas boilers, Gas heating systems, Gas equipment, Sales of gas equipment, Construction of gas pipelines
-
gas works
-
pressure equipment works
-
heat supply
-
gas
-
gas water heaters
-
gas welding works
-
heating solutions
-
construction of gas installation
-
gas construction
-
gas boilers
-
gas heating systems
-
gas equipment
-
sales of gas equipment
-
construction of gas pipelines
-
maintenance of gas pipelines
-
gas pipelines
-
construction of gas trails
-
installation of boiler equipment
-
central heating boilers
-
repair of heating systems
-
heat automation
-
floor heating
-
regulators
-
chimneys
-
collectors
-
floor heating automation
-
construction and maintenance of boilers
-
installation and repair of gas equipment
-
replacement of gas risers and taps
-
change of plumbing in apartments