- 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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maintenance of public roads
-
audit of construction works
-
maintenance
-
sanitation
-
installation
-
maintenance
-
street maintenance
-
expert assessment of building design documentation
-
construction research
-
construction of gas installation
-
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
-
building
-
construction
-
design
-
construction work
-
repair work
-
repair
-
rebuilding
-
the warehouse
- 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
-
cooling and air conditioning systems, heat pumps
-
design, construction and maintenance of fire safety
-
systems design
-
sanitation
-
maintenance
-
sewer works
-
installation of sanitary equipment
-
fire safety
-
construction
-
inspection and maintenance
-
complete solutions of the outer shell of the building
-
outsourcing
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metal cladding
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ventilation work
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installation of heat pumps and air conditioners
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sprinkler and firefighting
-
water supply and sanitation works
-
heat pumps installation
-
water supply and sanitation works
-
design
-
installation
-
design and installation
-
private houses
-
tallinn
-
santechnical works
-
sprinkler
- Credit score:
- Reliable
- Reputation score:
- 5,920
- 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
-
audit of construction works
-
diagnostics of technical systems
-
emergency and maintenance contracts
-
sanitary technical works
-
installation of sanitary equipment
-
construction and real estate
-
general and home services
-
construction
-
construction
-
expert assessment of building design documentation
-
construction of gas installation
-
gas works
-
electrical works
-
apartment associations
-
excavation work
-
leakage studies
-
pressure washing
-
tube assistance
-
tallinn
- Credit score:
- Borderline
- Reputation score:
- 5,580
- Employees:
- 34
- Forecast turnover (2026):
- 3,055,384 €
Installation of electrical equipment
Building, outdoor lighting construction, design work, Design, Installation, maintenance, solar panels installation, electrical and low-current works, Solar Station, electrical measurements
-
design, construction and maintenance of fire safety
-
weak current systems
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security systems
-
automation systems
-
installation
-
maintenance
-
installation of electrical equipment
-
electricity and automation
-
design and installation
-
electrical measurement
-
fire alarm system
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strong current systems
-
electrical systems
-
low current systems
-
electrical measurements
-
outdoor lighting construction
-
design work
-
design
-
building
-
weak current electrical work
-
solar panels installation
-
solar station
-
electrical and low-current works
- 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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heat pump maintenance
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sewerage
-
sanitary equipment
-
cooling system
-
sanitation
-
cooling systems
-
maintenance
-
sanitary equipment installation
-
maintenance of heat pumps
-
service
-
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
-
thermia
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air to air heat pump
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heat pumps
-
air to water heat pump
-
installation
-
floor pouring
-
excavation work
-
question
-
ground source heat pumps
- Credit score:
- Reliable
- Reputation score:
- 4,330
- Employees:
- 4
- Forecast turnover (2026):
- 3,709,883 €
Installation of air conditioning systems
ventilation systems, Installation, maintenance, Products, Diamond Drilling, inspection, ventilation, periodic inspection, maintenance work, ventilation equipment sales
- 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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central heating systems
-
sewer
-
sewerage
-
sewer construction and maintenance
-
maintenance
-
sanitation
-
construction and maintenance
-
installation of sanitary equipment
-
energy and mineral resources
-
heating
-
heating solutions
-
equipment and machinery
-
construction
-
construction
-
boiler houses
-
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
- Credit score:
- Reliable
- Reputation score:
- 4,110
- Employees:
- 11
- Forecast turnover (2026):
- 1,960,801 €
Installation of air conditioning systems
Sales, climate control systems, sun protection systems, Sound insulation, ventilation, energy-saving solutions, Installation, Tartu, smoke removal, maintenance
-
inspection and maintenance
-
design, construction and maintenance of fire safety
-
daylighting systems
-
installation
-
maintenance
-
installation of air conditioning systems
-
construction and real estate
-
building and finishing materials
-
interior
-
machinery and tools
-
fire safety equipment
-
rescue equipment
-
security and surveillance services
-
lighting technology
-
fire safety
-
smoke extraction systems
-
climate control systems
-
sun protection systems
-
ventilation
-
energy-saving solutions
-
sales
-
sunscreen
-
tallinn
-
tartu
-
smoke removal
- 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
-
ventilation systems
-
hybrid systems
-
sale of equipment
-
maintenance of heat pumps
-
installation of air conditioning systems
-
heat pumps
-
ventilation
-
regular maintenance
-
sale and installation of equipment
-
consulting
-
documentation
-
project management
-
heat pump maintenance
-
ground source heat pumps
-
air to water heat pumps
-
heat pump installation
-
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
-
air / water
- 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
-
washing of heating systems
-
sanitary equipment installation
-
renovation and maintenance
-
heating systems construction
-
maintenance
-
sanitary equipment
-
heating systems renovation
-
septic systems installation
-
balancing heating systems
-
installation of sanitary equipment
-
construction and real estate
-
heating solutions
-
plumbing and fittings
-
water systems
-
general and home services
-
construction
-
construction
-
plumbing services
-
water floor heating
-
replacement of shutters
-
sewer construction
-
balancing the heating system
-
tube replacement
-
repair and cleaning
-
elimination of blockages
-
heating system construction
-
shift of trousers
-
sewerage
-
installation
-
floor
- 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:
- 3
- Forecast turnover (2026):
- 511,450 €
Warmth and Comfort, Expertly Delivered!
We provide expert installation, maintenance, and repair services for WOLF devices, ensuring their optimal performance and energy efficiency.
-
heating systems maintenance
-
maintenance
-
maintenance of equipment
-
sale of equipment
-
installation of sewerage systems
-
construction
-
construction
-
energy-saving heating solutions
-
climate control maintenance
-
wolf equipment maintenance
-
wolf device installation
-
wolf systems repair services
-
professional equipment servicing
-
solar heating systems integration
-
heating control units
-
gas installation a-category
-
certified gas repair services
-
hvac maintenance and repair
-
cooling systems technician level 3
-
wolf product sales and installation
-
energy efficiency
-
technological development
-
use of renewable energy
-
installation and repair of equipment
-
repair
-
heating solutions
-
installation
-
regular checks
-
set up efficiency
-
system updates
- 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
-
maintenance of cooling equipment
-
climate control installations
-
repair of heating systems
-
installation, maintenance, repair of ground heating
-
installation
-
installation
-
heating system maintenance
-
maintenance of climate systems
-
installation of air conditioning systems
-
construction and real estate
-
ventilation
-
air conditioner
-
cooling
-
cooling device
-
climate
-
air conditioning
-
bag filter
-
repair of geothermal pump
-
repair of heat pumps
-
vent
-
repair of ventilatory
-
ventilation construction
-
ventilation filters
-
ventilation maintenance
-
air water heat pump
-
air-water
-
air heat pump
-
cooling and air conditioning systems, heat pumps
-
climate control maintenance
-
air conditioning units
- Credit score:
- Reliable
- Reputation score:
- 3,510
- Employees:
- 6
- Forecast turnover (2026):
- 1,166,451 €
Installation of air conditioning systems
Industrial ventilation, Construction, Construction, fire-barrier mixture, fire protection silicone, Diamond Drilling, air-to-air heat pumps, air conditioning units, ventilation of large kitchens, ventilation of commercial and industrial buildings
-
construction and maintenance of ventilation
-
repair and maintenance of air heating and cooling
-
construction and maintenance of air heating and cooling
-
maintenance
-
installation
-
installation of air conditioning systems
-
construction and real estate
-
construction
-
construction
-
fire-barrier mixture
-
fire protection silicone
-
diamond drilling
-
air-to-air heat pumps
-
air conditioning units
-
ventilation of large kitchens
-
ventilation of commercial and industrial buildings
-
ventilation of office and warehouse buildings
-
ventilation of private houses
-
exhaust site extraction
-
fire protection works
-
installation of fire-retardant seal
-
passages
-
fire-barrier partitions and floors
-
plumbing and cables
-
fire protection windows
-
repair
-
commercial and industrial ventilation
-
construction and maintenance
-
indoor climate
-
customers
- Credit score:
- Reliable
- Reputation score:
- 3,500
- Employees:
- 6
- Forecast turnover (2026):
- 816,509 €
Building a Sustainable Future, One Project at a Time!
We specialize in a wide range of construction and plumbing services, from large-scale projects to smaller, detailed work.
-
santehnical works
-
transport/sale of bulk materials
-
drainage of ditches
-
drainage systems
-
septic systems installation
-
transport of material
-
silviculture
-
pipework installation
-
soil work services
-
excavation work
-
general construction work
-
heavy duty trailer service
-
car park construction
-
bio-cleaners installation
-
road construction
-
construction services
-
excavation work
-
construction work
-
pipework solutions
-
installation of septic tank system
-
drainage solutions
-
road construction
-
parking lot construction
-
construction of residential and commercial buildings
-
soilwork and landscape design
-
digging ponds and lakes
-
drainage system installation
-
installation of septic tanks and bio-cleaners
-
wholesale material sales and delivery
-
heavy duty trailer service
- Credit score:
- Reliable
- Reputation score:
- 3,490
- Employees:
- 10
- Forecast turnover (2026):
- 676,509 €
Roofing
measurement of gutters, rain gutter installation, Repair of gutters, roof safety products, Rainwater drainage, maintenance and cleaning of gutters, construction of stormwater drainage systems, measurement of gutters, acquisition of materials for gutters, installation of rain water gutters
-
maintenance and cleaning of gutters
-
construction of stormwater drainage systems
-
installation
-
maintenance
-
rainwater systems installation
-
maintenance and cleaning of gutters
-
construction of stormwater drainage systems
-
construction and real estate
-
rain gutter installation
-
repair of gutters
-
roof safety products
-
rainwater drainage
-
measurement of gutters
-
acquisition of materials for gutters
-
installation of rain water gutters
-
design of drainage system
-
procurement of drainage pipes and filters
-
installation of drainage system
-
snow barriers
-
roof rails
-
safety clothing for use on the roof
-
rainwater gutters
-
roofing products
-
stormwater drainage construction
-
color selection
-
security products
-
sales
-
materials
-
roof
-
personal approach
- Credit score:
- Reliable
- Reputation score:
- 3,460
- Employees:
- 8
- Forecast turnover (2026):
- 1,188,227 €
Repair of machinery and equipment
air conditioning equipment sales, energy and mineral resources, Commercial equipment and consumables, maintenance and repair of household appliances, air conditioning units, heating, heating solutions, Equipment and machinery, cooling and air conditioning systems, heat pumps, Refrigerating appliances
-
maintenance and repair of household appliances
-
cooling and air conditioning systems, heat pumps
-
repair, maintenance and installation of heat pumps
-
filling, maintenance and repair of air-conditioning systems for vehicles
-
maintenance and repair of refrigerated vehicles
-
installation
-
air conditioning
-
construction and real estate
-
energy and mineral resources
-
commercial equipment and consumables
-
air conditioning units
-
heating
-
heating solutions
-
equipment and machinery
-
refrigerating appliances
-
ground heating
-
air to water heat pumps
-
air-to-air heat pumps
-
remont of software, care, packaging
-
remon and care of idukite climic device
-
water cyclic technicals
-
air-air and air-water heat pumps
-
commercial cold technology
-
cold technology
-
repair
-
sales
-
maintenance
-
air heat pump
-
repair and maintenance
-
refrigerated appliances
- Credit score:
- Reliable
- Reputation score:
- 3,400
- Employees:
- 8
- Forecast turnover (2026):
- 1,065,143 €
Installation of air conditioning systems
energy and mineral resources, heating, Equipment and machinery, Gas boiler maintenance, Repair of gas boiler, Washing the heating system, Viessmann Gas Boilers, Gas boiler, Viessmann, Sale of gas boiler
-
solar systems
-
maintenance of boilers
-
advice on the construction of heating systems
-
installation
-
maintenance
-
service
-
installation of air conditioning systems
-
energy and mineral resources
-
heating
-
equipment and machinery
-
gas boiler maintenance
-
repair of gas boiler
-
washing the heating system
-
viessmann gas boilers
-
gas boiler
-
viessmann
-
sale of gas boiler
-
installation of gas boiler
-
construction of gas installation
-
gas works
-
hot water boilers
-
accumulation tanks
-
room thermostats
-
gas condensation boilers
-
heat pumps
-
handling of gas boilers
-
warranty repair
-
setup
-
accidents and challenges 24h
-
gas boiler spare parts
- Credit score:
- Reliable
- Reputation score:
- 3,320
- Employees:
- 2
- Forecast turnover (2026):
- 211,038 €
Roofing
liquid plastic solutions, roofing and roofing, roof renovation, roof construction, roof maintenance, general building work, snow removal from roofs, terrace building, rainwater system installation, roof repair services
-
roof maintenance
-
repair of leaks
-
maintenance
-
views systems
-
sealing of passages
-
rainwater system
-
installation
-
liquid plastic solutions
-
roofing and roofing
-
roof renovation
-
roof construction
-
general building work
-
snow removal from roofs
-
terrace building
-
rainwater system installation
-
roof repair services
-
reliable roofing solutions
-
liquid plastic roofing
-
roof renovation experts
-
flat roof services
-
roof cleaning and painting
-
storm damage roof repair
-
roof safety products installation
-
roofing and roofing materials
-
roof renovation
-
coating materials
-
single-component liquid plastics
-
two-component liquid plastics
-
warranty
-
warm-up
- Credit score:
- Reliable
- Reputation score:
- 3,310
- Employees:
- 1
- Forecast turnover (2026):
- 267,884 €
Forging and shaping metal and powder metallurgy
roof screws, roofing material, the Roof Ladder, roof bridge, Snow barrier, rainwater systems installation, tinsel work, Production buildings, Industrial, Products
-
rainwater systems installation
-
water work
-
gutter systems
-
roofs
-
roof
-
installation
-
rainwater system
-
selection of material
-
roof profiles
-
roof screws
-
roofing material
-
the roof ladder
-
roof bridge
-
snow barrier
-
tinsel work
-
production buildings
-
industrial
-
products
-
roofing supplies
-
wall profiles
-
smooth stain
-
roof safety products
-
roof accessories
-
additional stains
-
steel samples
-
steel fencing elements
-
external renovation
-
stain
-
rainwater gutters
-
decent work