- Credit score:
- Risky
- Reputation score:
- 2,660
- Employees:
- 8
- Forecast turnover (2026):
- 98,023 €
Building construction works
construction of new residential buildings, roofing, renovation and restoration, facade work, window and door installation, management of construction projects, design / planning, construction and remodeling, Interior finishing works, post-construction cleaning
-
management of construction projects
-
management of resources
-
construction project management
-
resource management in construction
-
quality control and safety in construction
-
construction of new residential buildings
-
roofing
-
renovation and restoration
-
facade work
-
window and door installation
-
design / planning
-
construction and remodeling
-
interior finishing works
-
post-construction cleaning
-
quality control and safety
-
planning and schedule of work
-
communication with contracting authorities and subcontractors
-
selection of lighting
-
furniture layout
-
selection of colours and materials
-
attention to details
-
foundation
-
frame
-
facade
-
insulation
-
roof works
-
sanitary works
-
construction of ventilation
-
construction of walls and ceilings
-
plating
- 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.
-
making of traffic management projects
-
mining of mineral resources
-
traffic management
-
road project management
-
project management of bridges
-
tallinn
-
road construction
-
maintenance of public roads
-
audit of construction works
-
expert assessment of building design documentation
-
construction research
-
construction of gas installation
-
pressure equipment works
-
construction of roads and bridges
-
tea care
-
environmental construction
-
production and installation of asphalt
-
building equipment rental
-
car wash service
-
building
-
construction
-
design
-
construction work
-
maintenance
-
repair work
-
repair
-
rebuilding
-
the warehouse
-
noise barrier walls
-
development of infrastructure
- 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.
-
building construction firms
-
energy and mineral resources
-
heating
-
mineral resources and natural resources
-
sanitation
-
heating systems construction
-
construction of sewer lines
-
construction and real estate
-
construction and real estate services
-
heating solutions
-
equipment and machinery
-
general and home services
-
construction
-
construction
-
sewer accessories
-
trackwork
-
logistics
-
internal networks
-
customers
-
installation
-
solutions
-
buildings
-
apartment buildings
-
shopping centres
-
private houses
-
office buildings
-
objects
-
hotels
-
water pipeline installation
-
public buildings
- Credit score:
- Reliable
- Reputation score:
- 12,690
- Employees:
- 42
- Forecast turnover (2026):
- 8,728,335 €
Steam and air supply in Võru
heating network, Energy, energy and mineral resources, Construction and maintenance of energy systems, boiler houses, heating, Equipment and machinery, Electricity, heating, solar and nuclear energy, Local heating, Pipelines
-
construction and real estate
-
energy and mineral resources
-
construction and maintenance of energy systems
-
heating
-
balancing of central heating systems
-
energy
-
boiler houses
-
equipment and machinery
-
distribution of heat
-
sale of heat
-
heat production
-
chemical washing of heat exchangers
-
sale and installation of heat meters
-
installation and repair of thermal assemblies
-
sale of thermal assemblies
-
maintenance of thermal assemblies (single or long-term maintenance contract)
-
installation and repair of heating systems
-
washing of heating systems (pipes, heaters, boilers)
-
power
-
renewable energy
-
heating network
-
steam and air supply
- Credit score:
- Reliable
- Reputation score:
- 8,760
- Employees:
- 41
- Forecast turnover (2026):
- 5,080,843 €
Production of Fragment
road construction and repair, building and finishing materials, energy and mineral resources, soil, mineral resources and natural resources, mineral resources and raw materials, road and bridge construction, road construction, transport and courier services, Gravel
-
energy and mineral resources
-
mineral resources and natural resources
-
mineral resources and raw materials
-
road construction
-
construction
-
construction
-
road construction
-
management of sand, gravel and limestone quarries
-
construction and real estate
-
building and finishing materials
-
soil
-
road and bridge construction
-
transport and courier services
-
maintenance of public roads
-
limestone
-
broken stone
-
road renovation
-
eco-friendly construction
-
limestone quarries
-
sand quarries
-
gravel quarries
-
mining and production of mineral materials
-
road construction and repair
-
production of fragment
- Credit score:
- Reliable
- Reputation score:
- 8,610
- Employees:
- 35
- Forecast turnover (2026):
- 7,506,220 €
Installation of electrical equipment
electrical installations construction, internal electrical installations, substations, cable lines, preventive care, additional care, modernisation, correctional care, maintenance of high voltage substations, Energy
-
energy and mineral resources
-
heating
-
internal electrical construction
-
external electrical construction
-
owner supervision
-
electrical installations construction
-
internal electrical installations
-
energy
-
sf6 gas handling
-
electrical works
-
maintenance of high voltage substations
-
correctional care
-
modernisation
-
additional care
-
preventive care
-
cable lines
-
substations
-
installation of electrical equipment
- Credit score:
- Reliable
- Reputation score:
- 6,910
- Employees:
- 13
- Forecast turnover (2026):
- 1,823,198 €
Road construction
construction of parking lots and pitches, building and finishing materials, energy and mineral resources, mineral resources and natural resources, mineral resources and raw materials, Construction work for rainwater pipelines, Miscellaneous structures, Construction, construction and surface work of highways and highways, Road construction work, Roadworks
-
energy and mineral resources
-
mineral resources and natural resources
-
mineral resources and raw materials
-
parking lot construction
-
construction of parking lot
-
road construction
-
road construction
-
construction and real estate
-
building and finishing materials
-
construction
-
heritage conservation
-
maintenance of public roads
-
construction
-
granite dice stones
-
granite curbs
-
granite staircases
-
granite tiles (outdoor conditions)
-
granite bollards / roadblocks
-
construction of parking lots and parks
-
stadium construction
-
sports ground construction
-
snow control
-
excavation, soil planning
-
construction of playgrounds
-
park construction
-
design
-
street stones
-
staircases
-
plates
-
curbs
- Credit score:
- Reliable
- Reputation score:
- 6,790
- Employees:
- 32
- Forecast turnover (2026):
- 4,319,204 €
Road construction
Water construction, energy and mineral resources, mineral resources and natural resources, road and bridge construction, road construction, Construction work for road junctions, Construction, construction and surface work of highways and highways, Road construction work, Roadworks, Recreation facilities
-
energy and mineral resources
-
mineral resources and natural resources
-
road construction
-
construction
-
construction
-
road construction
-
road construction
-
construction and real estate
-
road and bridge construction
-
maintenance of public roads
-
audit of construction works
-
expert assessment of building design documentation
-
construction research
-
asphalting work services
-
soil
-
soil work services
-
bridge construction
-
sports ground construction
-
maintenance of roads
-
tubes
-
trackwork
-
tunnel construction
-
tartu
-
design and construction
-
external races
-
mining
-
water construction
- Credit score:
- Reliable
- Reputation score:
- 6,700
- Employees:
- 34
- Forecast turnover (2026):
- 4,047,884 €
Building construction works
regular maintenance, air conditioning systems, Technical systems, Ventilation work, system planning, installation of the system, cooling systems, Tallinn, Tartu, cooling and air conditioning systems, heat pumps
-
construction and real estate
-
energy and mineral resources
-
heating
-
construction
-
construction
-
cooling
-
tallinn
-
building construction works
-
commercial equipment and consumables
-
air conditioning units
-
heating solutions
-
equipment and machinery
-
cooling and air conditioning systems, heat pumps
-
air conditioning systems
-
technical systems
-
ventilation work
-
system planning
-
installation of the system
-
regular maintenance
-
repair work
-
cooling systems
-
tartu
- Credit score:
- Reliable
- Reputation score:
- 6,220
- Employees:
- 15
- Forecast turnover (2026):
- 5,276,101 €
Installation of air conditioning systems
Boilers, energy and mineral resources, heating, heating solutions, Equipment and machinery, Construction, Construction, Construction of gas installation, gas works, cooling and air conditioning systems, heat pumps
-
energy and mineral resources
-
heating
-
construction
-
construction
-
construction of gas installation
-
tallinn
-
boilers
-
heating solutions
-
equipment and machinery
-
gas works
-
cooling and air conditioning systems, heat pumps
-
if your home is your fortress, the barn-nord will make your home a 21st century fortress. we offer the widest range of modern heat pumps (soil heat pumps, air-water heat pumps).
-
need a heating or cooling solution for a larger project than a private house? no problem, the barn-nord has the necessary technical know-how and experience.
-
after-service of heat pumps
-
ground source heat pumps
-
air to water heat pumps
-
accessories
-
entrust the supervision of your heating systems to experts. we have a corresponding cold work license and our specialists regularly attend factory-side training.
-
modern equipment
-
cooling solutions
-
heating solutions
-
indoor climate
-
heat pump
-
tartu
-
heat pumps
-
training
-
consultation and advisory
-
collectors
-
follow-up service
-
alpha innotec heat pumps
- Credit score:
- Reliable
- Reputation score:
- 5,110
- Employees:
- 20
- Forecast turnover (2026):
- 3,323,631 €
Construction of electricity and communications networks
Energy, energy and mineral resources, heating, rental workforce mediation, Communications and computer networks, Construction of substations, construction of air and ground cable lines, stress work, installation of end and extension sleeves, switches
-
energy and mineral resources
-
heating
-
construction of air and ground cable lines
-
construction of industrial automation
-
construction of lightning protection systems
-
construction and maintenance
-
energy
-
rental workforce mediation
-
communications and computer networks
-
construction of substations
-
stress work
-
installation of end and extension sleeves
-
switches
-
control measurements of electrical installations
-
construction of grounding and lightning protection systems
-
control measurements of installations
-
control measurements
-
voltage works 0,4 to 20 kv
-
installation of end and extension sleeves up to 52 kv
-
communication lines
-
outdoor lighting
-
industrial automation
-
grounding systems
-
installation of end and extension sleeves 52 kv
-
design
-
electrical consultancy
-
search and remediation of breakdowns
-
electricity
-
installation work
-
building
- Credit score:
- Reliable
- Reputation score:
- 5,070
- Employees:
- 9
- Forecast turnover (2026):
- 1,698,710 €
Retail sale of other goods
greases and consumer chemistry, building and finishing materials, construction machinery and tools, energy and mineral resources, Interior, Welding, heating, machinery and tools, Pneumatic equipment, Pneumatic equipment
-
construction and real estate
-
building and finishing materials
-
construction machinery and tools
-
energy and mineral resources
-
heating
-
construction
-
construction
-
interior
-
welding
-
machinery and tools
-
pneumatic equipment
-
pneumatic equipment
-
equipment
-
equipment and machinery
-
technological lines
-
technological equipment
-
compressed air accessories
-
lubricants and consumer chemistry
-
oil equipment
-
hose drums
-
compressed air dryers
-
compressed air tools
-
electrical hand tools
-
pressure sprays and accessories
-
car wash supplies
-
pressure washers
-
heat blowers
-
tools
-
pistols
-
generators
- Credit score:
- Neutral
- Reputation score:
- 4,610
- Employees:
- 27
- Forecast turnover (2026):
- 3,008,189 €
Installation of electrical equipment
Repair of electric motors, construction machinery and tools, expert assessments, electrical equipment, Energy, energy and mineral resources, heating, Laboratories, machinery and tools, Measuring equipment and work
-
construction and real estate
-
construction machinery and tools
-
energy and mineral resources
-
heating
-
street lighting construction and maintenance
-
measurement of physical factors in the working environment
-
expert assessments
-
electrical equipment
-
energy
-
laboratories
-
machinery and tools
-
measuring equipment and work
-
state and society
-
communication
-
means of communication and supplies
-
research institutions
-
outdoor lighting
-
general and home services
-
device work
-
conformity assessment body
-
electrical works
-
connection of equipment
-
automation
-
comprehensive technical solutions
-
electric laboratory
-
electrical tests
-
installation of electrical networks
-
high-safety work
-
repair and maintenance of substations
-
integrated solutions
- 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.
-
energy and mineral resources
-
heating
-
construction
-
construction
-
sewer
-
sewerage
-
sewer construction and maintenance
-
construction services
-
sanitation
-
construction and maintenance
-
heating solutions
-
equipment and machinery
-
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 of boiler house
- Credit score:
- Reliable
- Reputation score:
- 4,200
- Employees:
- 14
- Forecast turnover (2026):
- 2,463,943 €
Wholesale of water and heating equipment
repair services, cooling and air conditioning, construction work, remote tracking, heating systems, heating solutions, floor and radiator heating, heat pumps, energy calculations, ventilation solutions
-
construction and real estate
-
energy and mineral resources
-
heating
-
construction
-
construction
-
construction work
-
heating solutions
-
equipment and machinery
-
cooling and air conditioning systems, heat pumps
-
consultations
-
repair services
-
ventilation solutions
-
energy calculations
-
heat pumps
-
floor and radiator heating
-
heating solutions
-
heating systems
-
remote tracking
-
cooling and air conditioning
-
wholesale of water and heating equipment
- Credit score:
- Borderline
- Reputation score:
- 4,100
- Employees:
- 20
- Forecast turnover (2026):
- 1,582,459 €
Special construction work
Labour lease, labour rental services, temporary workforce solutions, workforce leasing, staff leasing company, employee leasing services, labor hire companies, temporary labor services, contract labor services, professional labor leasing
-
workforce leasing
-
industrial labor leasing
-
managing the workforce
-
construction workers
-
workforce management
-
special construction work
-
labour lease
-
labour rental services
-
temporary workforce solutions
-
staff leasing company
-
employee leasing services
-
labor hire companies
-
temporary labor services
-
contract labor services
-
professional labor leasing
-
skilled labor lease
-
labor leasing agency
-
temporary employment agency
-
on-demand labor leasing
-
labor hire
-
staff mediation
-
temporary labour hire
-
workforce planning
-
workforce consultations
-
flexible workforce solution
-
skilled workers
-
project-based staff
-
short-term tasks
-
long-term layout
-
production workforce
- Credit score:
- Reliable
- Reputation score:
- 3,930
- Employees:
- 18
- Forecast turnover (2026):
- 1,316,150 €
Installation of electrical equipment
energy, building and finishing materials, electrical equipment, Energy, energy and mineral resources, heating, Construction work for power lines, Installation of road lighting, Construction work for communication lines, Installation of external lighting
-
energy and mineral resources
-
handle management
-
construction of supply lines
-
audit of defence and management systems
-
management
-
construction and real estate
-
building and finishing materials
-
electrical equipment
-
energy
-
heating
-
construction
-
construction
-
electrical construction
-
design
-
control measurements
-
audit
-
installation
-
design of external and internal parts
-
design of weak current systems
-
design of strong current systems
-
design of lighting
-
construction of internal electrical installations
-
lightning protection construction
-
assembly of shields
-
technical inspection
-
reporting and documentation
-
risk analysis
-
design
-
installation
-
electrical works company
- Credit score:
- Reliable
- Reputation score:
- 3,710
- Employees:
- 13
- Forecast turnover (2026):
- 1,643,647 €
Building construction works
barrier systems, harvesting leaves, road construction, building and finishing materials, construction machinery and tools, energy and mineral resources, mineral resources and natural resources, mineral resources and raw materials, Soil Machines, plant cultivation
-
construction machinery and tools
-
energy and mineral resources
-
mineral resources and natural resources
-
road construction
-
construction and remodeling
-
building construction works
-
barrier systems
-
construction and real estate
-
construction and real estate services
-
building and finishing materials
-
mineral resources and raw materials
-
soil machines
-
plant cultivation
-
road and bridge construction
-
lifting services
-
lifting work
-
construction
-
maintenance of public roads
-
construction
-
passenger transport
-
gardening and landscaping works
-
demolition and earthworks
-
roofing and roofing
-
tiling and finishing works
-
daily maintenance work
-
lawn and hedge cutting
-
snow control and anti-slip
-
cleaning of leaves
-
fragmentation and gravel
-
natural and crushed gravel
- Credit score:
- Reliable
- Reputation score:
- 3,510
- Employees:
- 4
- Forecast turnover (2026):
- 328,171 €
Wholesale of water and heating equipment
technical maintenance, Energy, energy and mineral resources, Construction and maintenance of energy systems, Commercial equipment and consumables, central heating systems, heating, heating solutions, Equipment and machinery, Construction
-
construction and real estate
-
energy and mineral resources
-
construction and maintenance of energy systems
-
heating
-
construction
-
construction
-
construction of gas installation
-
energy
-
commercial equipment and consumables
-
central heating systems
-
heating solutions
-
equipment and machinery
-
audit of construction works
-
expert assessment of building design documentation
-
gas works
-
accumulation tanks
-
spare parts for steam boilers
-
steam equipment
-
boilers
-
energy equipment
-
gas boilers
-
calorifers
-
container boiler houses
-
elements of heating systems
-
design of heating systems
-
ground source heat pumps
-
modular chimneys
-
measuring equipment
-
pellet burners
-
nozzles
- Credit score:
- Reliable
- Reputation score:
- 3,470
- Employees:
- 7
- Forecast turnover (2026):
- 1,757,018 €
Other provision of human resources
wiring and cables, renovation, repair works, General construction, search and recruitment of workers, training and instruction of employees, labour planning, power shields and substations, LIGHTING, Construction
-
construction
-
construction
-
management of construction projects
-
general construction
-
other provision of human resources
-
rental workforce mediation
-
building and remodeling
-
realtors mediation
-
electrical installation
-
qualified employees
-
technology solutions
-
wiring and cables
-
lighting
-
power shields and substations
-
labour planning
-
training and instruction of employees
-
search and recruitment of workers
-
repair works
-
renovation