- 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.
-
construction of gas installation
-
production and installation of asphalt
-
maintenance
-
sanitation
-
installation
-
maintenance
-
installation work
-
maintenance of public roads
-
audit of construction works
-
expert assessment of building design documentation
-
construction research
-
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
-
building equipment rental
-
car wash service
-
building
-
construction
-
design
-
construction work
-
repair work
-
repair
-
rebuilding
-
the warehouse
- Credit score:
- Reliable
- Reputation score:
- 31,520
- Employees:
- 142
- Forecast turnover (2026):
- 129,197,922 €
We create a complete living environment!
The construction company Nordecon AS, founded in 1989, has grown to become one of the largest construction groups in Estonia.
-
maintenance
-
a
-
installation
-
construction
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
geodesic services
-
shadow production process
-
maidla production
-
design
-
investing services
-
engineering
-
heritage conservation
-
fire safety
-
maintenance of public roads
-
construction
-
expert assessment of building design documentation
-
construction research
-
inspection and maintenance
-
making of traffic management projects
-
rental workforce mediation
-
design, construction and maintenance of fire safety
-
terraces
-
repair
-
apartment buildings
-
contact information
-
health trail
-
row houses
-
commercial premises
- 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
-
installation
-
water pipeline installation
-
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
-
solutions
-
buildings
-
apartment buildings
-
shopping centres
-
private houses
-
office buildings
-
heating systems construction
-
objects
-
hotels
-
public buildings
-
high-quality construction
- 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
-
construction work
-
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
-
the complete solution
-
factory-based elemental reconstruction
- Credit score:
- Reliable
- Reputation score:
- 8,860
- 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
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renovation of water and sewerage
-
installation of decorative facades
-
construction work
-
sanitation
-
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
-
full service under the general contract procedure
- Credit score:
- Neutral
- Reputation score:
- 8,310
- Employees:
- 46
- Forecast turnover (2026):
- 2,132,507 €
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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water supply and sanitation works
-
heat pumps installation
-
water supply and sanitation works
-
installation
-
design and installation
-
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
-
ventilation work
-
installation of heat pumps and air conditioners
-
sprinkler and firefighting
-
systems design
-
design
-
private houses
-
sanitation
-
tallinn
-
maintenance
-
santechnical works
-
sewer works
-
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:
- 5,340
- Employees:
- 25
- Forecast turnover (2026):
- 4,300,336 €
Roofing
foundation insulation, slate stones, hydrotechnical works, Roof bollards, replacement of roof cover, installation of roof systems, Roof construction, roof renovation, roof maintenance, roof repair
-
installation of roof systems
-
roofing
-
roof
-
maintenance
-
installation work
-
roofing
-
construction and real estate
-
building construction firms
-
hydrotechnical works
-
roof bollards
-
replacement of roof cover
-
roof construction
-
roof renovation
-
roof maintenance
-
roof repair
-
bitumen roll materials
-
slate stones
-
stain roofs
-
cement fibre plates
-
gutter systems
-
vile roof coverings
-
flat roof coverings
-
flat roof construction
-
hydroinsulation
-
repair and maintenance
-
building
-
design
-
warm-up
-
renovation
-
repair
- 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
-
repair and replacement of heat supply lines
-
heat supply lines repair
-
bracket fittings installation
-
installation of steel structures
-
installation of water supply pipelines
-
installation of air conditioning systems
-
assembly of equipment for energy objects
-
assembly of metal structures
-
assembly of pipelines and bracket fittings of different definitions
-
assembly and repair works
-
technical maintenance services
-
environmental protection in construction
-
energy equipment assembly services
-
pipeline assembly services
-
industrial repair works
-
estonia engineering services
-
narva assembly company
-
eu subcontracting services
-
marine vessels repair
-
exhaust gas cleaning systems
-
quality assembly works
-
repair of power plant equipment
-
power stations
-
gas stations
-
cooling systems
-
ventilation systems
-
structural repairs
-
on-site welding
-
construction of platforms and towers
-
replacement of heat exchanger piping
- 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.
-
water supply
-
water pipeline installation
-
installation of water pipeline
-
installation
-
sanitation
-
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
-
industrial water services
-
thermal equipment installation
-
custom machine solutions
- Credit score:
- Reliable
- Reputation score:
- 4,020
- Employees:
- 12
- Forecast turnover (2026):
- 6,275,150 €
Warmth for Today, Energy for Tomorrow!
We offer a comprehensive range of services including the sale and installation of heat pumps, ventilation systems, and regular maintenance.
-
installation
-
air to water heat pumps
-
heat pump installation
-
air / water
-
maintenance
-
air water heat pumps
-
heat pumps
-
ventilation
-
regular maintenance
-
sale and installation of equipment
-
consulting
-
documentation
-
project management
-
heat pump maintenance
-
ventilation systems
-
ground source heat pumps
-
custom heating solutions
-
energy-efficient heating
-
industrial heat pumps
-
cleanroom technology
-
data center cooling equipment
-
heat distribution solutions
-
geothermal collectors
-
solar heating systems
-
heat pump consulting services
-
regular maintenance
-
consultations
-
ground heat
-
industrial
-
hybrid systems
- 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
-
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
-
installation
-
maintenance
-
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
-
floor
-
renovation
-
sewer system
-
repair
- Credit score:
- Neutral
- Reputation score:
- 3,890
- Employees:
- 16
- Forecast turnover (2026):
- 1,147,859 €
Special construction work
plumbing services, Freesping Work, Welding, finishing works, Betonation, Construction work, repair works, painting works, roofing, interior finishing
-
roofing
-
roofing
-
installation
-
maintenance
-
installation of roof insulation
-
plumbing services
-
freesping work
-
welding
-
finishing works
-
betonation
-
construction work
-
repair works
-
painting works
-
interior finishing
-
turning
-
turning on milling machines
-
construction
-
roofing and cladding
-
foundations and concreting
-
metal construction manufacturing
-
repair
-
building
-
concrete works
-
customers
-
tallinn
-
facade work
-
foundations
-
welding work
-
oils
-
metalwork
- 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
-
water supply
-
in-plot water supply
-
installation of water and waste water tanks
-
sanitation
-
installation
-
construction
-
construction
-
sewer works
-
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
-
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.
-
expert in pipe work installation
-
water supply solutions
-
plumbing system installation
-
installation of floor coverings
-
installation of water and sewerage lines
-
installation of windows
-
general construction and repair works
-
general building contractor
-
high quality construction services
-
specialists in residential pipework
-
reliable home repair contractors
-
durable construction solutions
-
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
-
establishment of foundations
-
construction of walls and roof
-
construction of substructures
-
improving structures
-
updating finishes
- Credit score:
- Reliable
- Reputation score:
- 3,650
- Employees:
- 7
- Forecast turnover (2026):
- 576,337 €
Installation of air conditioning systems
homect, ventilation, air conditioner, cooling, cooling device, maintenance of cooling equipment, Climate, air conditioning, bag filter, repair of geothermal pump
-
air water heat pump
-
air-water
-
air to water heat pumps
-
installation
-
maintenance
-
installation
-
air water heat pumps
-
construction and real estate
-
ventilation
-
air conditioner
-
cooling
-
cooling device
-
maintenance of cooling equipment
-
climate
-
air conditioning
-
bag filter
-
repair of geothermal pump
-
repair of heat pumps
-
vent
-
repair of ventilatory
-
ventilation construction
-
ventilation filters
-
ventilation maintenance
-
air heat pump
-
cooling and air conditioning systems, heat pumps
-
climate control maintenance
-
climate control installations
-
air conditioning units
-
heating solutions
-
repair of heating systems
- 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 installation and repair
-
roofing works
-
building materials supply
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
construction
-
construction
-
building and renovation
-
facade repairs
-
facade renovation
-
roof construction
-
lightweight partitions
-
stone roofing
-
stain roofs
-
tile facades
-
wooden facades
-
management of construction projects
-
construction management
-
preparation of the construction site
-
supervision of construction works
-
construction works planning
-
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