- 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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expert assessment of building design documentation
-
construction of gas installation
-
building
-
construction
-
design
-
design and construction
-
maintenance of public roads
-
audit of construction works
-
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
-
production and installation of asphalt
-
building equipment rental
-
car wash service
-
construction work
-
maintenance
-
repair work
-
repair
-
rebuilding
-
the warehouse
-
noise barrier walls
-
development of infrastructure
-
tartu
- Credit score:
- Reliable
- Reputation score:
- 39,840
- Employees:
- 183
- Forecast turnover (2026):
- 69,534,990 €
We save energy
PENOSIL is committed to improving people's quality of life by offering healthy, energy-efficient and environmentally friendly construction solutions.
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construction
-
gas works
-
construction and real estate
-
building and finishing materials
-
repair materials
-
wholesale building materials
-
polyurethane foams
-
sealants
-
adhesives
-
membranes and coatings
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tapes
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accessories
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sprayable adhesives
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hybrid adhesives
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acrylic adhesives
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solvent based adhesives
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adhesive foams
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epolimus
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sprayable foams
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low isocyanate and isocyanate-free foams
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fire-barrier foams
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b1- & b2-foams
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summer foams
-
manufacture of paints
- Credit score:
- Reliable
- Reputation score:
- 38,880
- Employees:
- 157
- Forecast turnover (2026):
- 97,801,989 €
Construction of electricity and communications networks
construction and installation of cable lines in data communication networks, design of external data networks, design and construction of substations, construction and installation of cable lines, construction and maintenance of overhead lines, troubleshooting and regular maintenance, design and construction of external data networks, construction of connecting lines and substations, construction and installation of electrical and communication lines, design and construction of wind, solar and hybrid parks
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gas networks
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geodesy and design
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design of gas stations
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design of external data networks
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design and construction of substations
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high voltage networks
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low and medium voltage networks
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telecommunications networks
-
high voltage laboratory
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green energy
-
construction of substations
-
construction of cable tracks
-
design of utility networks and utility works
-
preparation of a work project
-
elimination of malfunctions
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construction and installation of cable lines
-
construction and maintenance of overhead lines
-
troubleshooting and regular maintenance
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design and construction of external data networks
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construction and installation of cable lines in data communication networks
-
construction and maintenance of overhead lines in data communication networks
-
regular maintenance of external data networks and elimination of malfunctions
-
design and construction of wind, solar and hybrid parks
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construction and installation of electrical and communication lines
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construction of connecting lines and substations
-
maintenance of systems, search and repair of faults
-
construction of electricity and communications networks
- Credit score:
- Reliable
- Reputation score:
- 12,000
- Employees:
- 64
- Forecast turnover (2026):
- 6,987,721 €
Other taping
gas, motorways, ndt, ped, atex, electricity, certification, Technical advice, training, escalators
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audit of construction works
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expert assessment of building design documentation
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gas and electrical installations
-
gas
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device work
-
conformity assessment body
-
calibration of instruments
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non-destructive testing of welds (ndt),
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testing of electrical equipment and installations
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doorway test en 1191
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pressure equipment
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machinery
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elevators and cableway installations
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escalators
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motorways
-
ndt
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ped
-
atex
-
electricity
-
testing
-
technical inspection
-
certification
-
training
-
technical advice
-
other taping
- Credit score:
- Reliable
- Reputation score:
- 6,680
- Employees:
- 36
- Forecast turnover (2026):
- 4,162,877 €
Engineering-technical design
construction supervision services, Engineering and construction consultancy services, Technical design services for civil engineering works, construction inspection services, Project and document monitoring, Engineering and engineering services, Construction site monitoring services, construction project management services, Construction, Heritage conservation
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construction
-
construction
-
gas works
-
design
-
design management
-
design of roads and facilities
-
engineering-technical design
-
heritage conservation
-
fire safety
-
audit of construction works
-
expert assessment of building design documentation
-
construction research
-
making of traffic management projects
-
design, construction and maintenance of fire safety
-
owner supervision
-
construction consultation
-
project expertise
-
project management
-
helping the customer
-
conformity of construction works with the project
-
legislation and normative documents
-
quality and lasting outcome
-
proper project documentation
-
legislation
-
standard documents and the source task
-
professional and professional outcome
-
general construction-special parts-
-
bridges, viaducts
-
expertise on construction projects of roads and civil engineering works
-
professional assistance to the customer
- 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
-
construction
-
construction
-
construction of gas installation
-
gas works
-
boilers
-
energy and mineral resources
-
heating
-
heating solutions
-
equipment and machinery
-
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).
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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.
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after-service of heat pumps
-
ground source heat pumps
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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.
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modern equipment
-
cooling solutions
-
heating solutions
-
indoor climate
-
heat pump
-
tallinn
-
tartu
-
heat pumps
-
training
-
consultation and advisory
-
collectors
-
follow-up service
-
alpha innotec heat pumps
- Credit score:
- Reliable
- Reputation score:
- 5,420
- Employees:
- 43
- Forecast turnover (2026):
- 2,771,571 €
Installation of sanitary equipment
Diagnostics of technical systems, Tallinn, tube assistance, pressure washing, leakage studies, excavation work, apartment associations, electrical works, sanitary technical works, emergency and maintenance contracts
-
construction
-
construction
-
expert assessment of building design documentation
-
construction of gas installation
-
gas works
-
construction and real estate
-
general and home services
-
audit of construction works
-
diagnostics of technical systems
-
emergency and maintenance contracts
-
sanitary technical works
-
electrical works
-
apartment associations
-
excavation work
-
leakage studies
-
pressure washing
-
tube assistance
-
tallinn
-
installation of sanitary equipment
- Credit score:
- Reliable
- Reputation score:
- 4,410
- Employees:
- 9
- Forecast turnover (2026):
- 2,958,343 €
Nordic Comfort
Global brands, local service – your partner in growth
-
construction
-
construction
-
interior design products
-
midea electrical and gas water heaters
-
electrolux electrical and gas water heaters
-
construction and real estate
-
building and finishing materials
-
interior
-
sanitary ware shops
-
audit of construction works
-
wholesale
-
wholesale building materials
-
electric towel warmers
-
construction project audit
-
water filtration systems
-
sanitary ware retail
-
construction and real estate solutions
-
building and finishing materials supplier
-
nordic comfort products
-
water heaters and boilers
-
led mirrors for interiors
-
heat pumps and hvac systems
-
kitchen faucets and sinks
-
distributor of products
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aquaphor
-
thermex electric water heaters
-
laris electric towel rails
-
hand towel rails with varmiko water
-
kitchen and bathroom sinks and faucets
-
radiatori 2000
- Credit score:
- Reliable
- Reputation score:
- 3,980
- Employees:
- 4
- Forecast turnover (2026):
- 3,799,261 €
Building Management Assistance Activities
ordering of real estate, property maintenance services, emergency and dispatcher services, real estate management, real estate maintenance, real estate construction, real estate technology systems, property owners, property heating bills, gas works
-
construction
-
gas works
-
construction and real estate
-
construction and real estate services
-
property maintenance services
-
emergency and dispatcher services
-
real estate management
-
real estate maintenance
-
real estate construction
-
ordering of real estate
-
real estate management
-
real estate financial solutions
-
real estate technology systems
-
property heating bills
-
property owners
-
building management assistance activities
- Credit score:
- Borderline
- Reputation score:
- 3,840
- Employees:
- 17
- Forecast turnover (2026):
- 2,192,231 €
Engineering-technical design
Engineering and engineering services, Design, construction and maintenance of fire safety, Construction of gas installation, Construction research, Expert assessment of building design documentation, Audit of construction works, fire safety, Heritage conservation, Construction, Heating system design services
-
architectural offices
-
architecture design firms
-
design companies
-
construction
-
expert assessment of building design documentation
-
construction of gas installation
-
engineering-technical design
-
construction and real estate
-
road and bridge construction
-
heritage conservation
-
fire safety
-
audit of construction works
-
construction research
-
design, construction and maintenance of fire safety
- Credit score:
- Reliable
- Reputation score:
- 3,670
- Employees:
- 8
- Forecast turnover (2026):
- 580,033 €
Installation of industrial machinery
Metal industry, Construction of gas installation, gas works, Pressure equipment works, pressure systems, technical solutions, metal construction, heat solutions, Construction of boiler houses, pipework construction
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construction of gas installation
-
gas works
-
steam and gas pipelines
-
gas boiler houses
-
design
-
metal industry
-
pressure equipment works
-
pressure systems
-
technical solutions
-
metal construction
-
heat solutions
-
construction of boiler houses
-
pipework construction
-
construction of equipment
-
industrial solutions
-
heating and cooling pipelines
-
water and oil pipelines
-
compressed air pipelines:
-
steam boiler houses
-
pellet boiler houses
-
oil boiler houses
-
steel structures
-
stainless steel
-
special steel
-
steam piping
-
water pipelines
-
compressed air pipelines
-
central heating pipelines
-
steel
-
of special steel
- 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.
-
design and planning
-
construction and installation of gas pipelines
-
building
-
construction
-
general construction and repair 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
-
general construction
-
custom home building
-
project management
-
housing development projects
-
preventive care
-
home renovation
-
restoration works
-
emergency repair services
-
residential plumbing
-
heating system piping
-
water supply solutions
-
plumbing system installation
-
establishment of foundations
-
construction of walls and roof
-
construction of substructures
-
improving structures
- 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
-
construction
-
gas works
-
gas boilers
-
design of heating systems
-
design of cvd parts
-
gas and heating equipment
-
construction and real estate
-
energy
-
energy and mineral resources
-
construction and maintenance of energy systems
-
commercial equipment and consumables
-
central heating systems
-
heating
-
heating solutions
-
equipment and machinery
-
audit of construction works
-
expert assessment of building design documentation
-
construction of gas installation
-
accumulation tanks
-
spare parts for steam boilers
-
steam equipment
-
boilers
-
energy equipment
-
calorifers
-
container boiler houses
-
elements of heating systems
-
ground source heat pumps
-
modular chimneys
-
measuring equipment
- Credit score:
- Reliable
- Reputation score:
- 3,500
- Employees:
- 8
- Forecast turnover (2026):
- 785,757 €
Erecting and dismantling of scaffolds, rental of cranes and other building equipment with an operator
repair, rental service, auxiliary equipment, car chassis crane, Building, maintenance, Maintenance and repair, Emergency work, excavators, cranes and lifting works
-
gas works
-
building
-
construction and real estate
-
construction machinery and tools
-
construction machinery
-
construction tools
-
machinery and tools
-
device work
-
machinework
-
pressure equipment works
-
car cranes
-
lifting work up to 45 metres
-
cranes and lifting works
-
rental service
-
auxiliary equipment
-
car chassis crane
-
maintenance
-
repair
-
construction engineering
-
rental of construction equipment
-
maintenance and repair
-
excavators
-
emergency work
-
erecting and dismantling of scaffolds, rental of cranes and other building equipment with an operator
- 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
-
gas boilers
-
gas equipment
-
gas pipelines
-
gas
-
design and formalization of heating systems
-
heating solutions
-
construction of gas installation
-
pressure equipment works
-
gas construction
-
gas heating systems
-
sales of gas equipment
-
construction of gas pipelines
-
maintenance of gas pipelines
-
construction of gas trails
-
installation of boiler equipment
-
central heating boilers
-
repair of heating systems
-
heat supply
-
heat automation
-
floor heating
-
regulators
-
chimneys
-
gas water heaters
-
collectors
-
floor heating automation
-
construction and maintenance of boilers
-
installation and repair of gas equipment
-
replacement of gas risers and taps
-
gas welding works
- Credit score:
- Reliable
- Reputation score:
- 3,340
- Employees:
- 6
- Forecast turnover (2026):
- 1,022,216 €
Energizing Progress, Constructing Reliability.
We specialize in the construction and maintenance of gas and heating systems, utilizing certified welding processes and offering expert insulation services for a variety of equipment and pipelines.
-
construction
-
construction
-
gas works
-
gas systems
-
natural gas and liquefied gas installations
-
gas blowers and emitters
-
gas installation experts
-
construction and real estate
-
building and finishing materials
-
energy
-
energy and mineral resources
-
construction and maintenance of energy systems
-
heating solutions
-
fuels
-
mineral resources and natural resources
-
mineral resources and raw materials
-
equipment and machinery
-
pressure equipment works
-
construction of heating systems
-
steam piping
-
warmth nodes
-
water supply pipelines
-
boiler houses
-
sound insulation of equipment
-
pressure pipelines
-
district heating pipelines
-
process pipelines
-
gas trails of plastic and steel
-
wall- and floor-mounted condensation boilers
-
insulation and stain works
- Credit score:
- Reliable
- Reputation score:
- 3,210
- Employees:
- 4
- Forecast turnover (2026):
- 285,664 €
Installation of air conditioning systems
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
-
construction
-
construction
-
design, construction and maintenance of fire safety
-
fire safety design and maintenance
-
fire safety design, construction and maintenance
-
gas trails
-
construction and real estate
-
general and home services
-
fire safety
-
inspection and maintenance
-
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
-
firefighting water systems
-
sanitary engineering and installation
-
septic tanks and biopurifiers installation
-
modernization of old boiler rooms
-
heating system maintenance and repair
-
general and home services
-
inspection and maintenance
-
system construction
-
repair and maintenance
-
connection services
-
water pumping
-
smoke detectors
- Credit score:
- Risky
- Reputation score:
- 3,210
- Employees:
- 3
- Forecast turnover (2026):
- 459,879 €
Building the Future with Precision and Innovation!
We provide comprehensive engineering consultations and design services to business clients.
-
design companies
-
construction
-
gas works
-
gas works engineering
-
design companies
-
bim design
-
architecture design firms
-
construction and real estate
-
road and bridge construction
-
audit of construction works
-
expert assessment of building design documentation
-
construction project audit
-
bim modeling services
-
building design documentation assessment
-
technical system design
-
architecture design services
-
construction real estate solutions
-
engineering consulting firms
-
road bridge construction services
-
b2b construction consulting
-
industrial construction planning
-
government construction projects
-
estate construction management
-
construction standards compliance
-
architectural offices
-
road and bridge construction
-
audit of construction works
-
expert assessment of construction documentation
-
engineering services
-
owner consultations
- Credit score:
- Reliable
- Reputation score:
- 3,190
- Employees:
- 1
- Forecast turnover (2026):
- 332,960 €
Construction of sewer lines
renewal of sewer pipes, energy and mineral resources, heating solutions, Construction, energy production, energy supply, energy sources, energy law, energy policy, design of heating systems
-
design of heating systems
-
gas trails
-
installation of gas meters
-
gas trails leakage monitoring
-
gas lines
-
leak monitoring of gas lines
-
construction and real estate
-
energy and mineral resources
-
heating solutions
-
construction
-
energy production
-
energy supply
-
energy sources
-
energy law
-
energy policy
-
construction of heating systems
-
heating systems maintenance
-
repair of heating systems
-
modernisation of heating systems
-
heating pipe assembly
-
installation of heating pipes
-
heating of heating pipes
-
repair of heating pipes
-
water temperature control of heating pipes
-
construction of sewerage pipes
-
installation of sewerage pipes
-
repair of sewage pipes
-
upgrading of sewerage pipes
-
construction of sewerage lines
-
waterways
- Credit score:
- Reliable
- Reputation score:
- 3,140
- Employees:
- 1
- Forecast turnover (2026):
- 226,295 €
Energizing Sustainability, Empowering Communities
We specialize in the reconstruction and automation of heating nodes, construction of steam, heating and district heating pipelines, insulation works, thermal consultation, as well as the design, installation, and maintenance of gas equipment and boiler houses.
-
expert assessment of building design documentation
-
gas works
-
gas pipes
-
gas equipment maintenance
-
gas equipment maintenance
-
construction and real estate
-
energy
-
energy and mineral resources
-
construction and maintenance of energy systems
-
installation and maintenance of gas equipment
-
construction and maintenance of boiler houses
-
heating
-
heating solutions
-
equipment and machinery
-
heat meters
-
installation
-
construction
-
construction
-
construction of gas installation
-
pressure equipment works
-
energy efficiency services
-
sustainable heating system solutions
-
advanced energy systems construction
-
heating system automation
-
district heating expert assessment
-
boiler building services
-
consultations on heat systems
-
reconstruction of heating hub
-
steam and heating network construction
-
development of the remote thermal system