- Credit score:
- Reliable
- Reputation score:
- 43,860
- Employees:
- 261
- Forecast turnover (2026):
- 113,860,208 €
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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construction of gas installation
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pressure equipment works
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traffic management
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production and installation of asphalt
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building equipment rental
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rehabilitation
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installation
-
installation work
-
maintenance of public roads
-
audit of construction works
-
expert assessment of building design documentation
-
construction research
-
making of traffic management projects
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construction of roads and bridges
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tea care
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environmental construction
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mining of mineral resources
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road project management
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project management of bridges
-
car wash service
-
building
-
construction
-
design
-
construction work
-
maintenance
-
repair work
-
repair
-
rebuilding
-
the warehouse
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noise barrier walls
- Credit score:
- Borderline
- Reputation score:
- 9,010
- Employees:
- 22
- Forecast turnover (2026):
- 22,353,993 €
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
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plastering of facades
-
insulation of facades
-
insulation of flat roofs
-
installation of decorative facades
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warm-up
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exchange
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sanitation
-
construction and real estate
-
construction
-
construction
-
solutions for apartment associations
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complex renovation service
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insulation and finishing of external borders
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kredex supported projects
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warehouse and production buildings
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private houses and terraced houses
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pharmaceutical compositions for renovation
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improving energy efficiency
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energy-saving facades
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insulation and plastering
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replacement of opening fillers (windows and doors)
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reconstruction of heating system
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renovation of ventilation systems
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insulation and finishing of the building's external borders
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insulation/finishing of external borders
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additional work on facades
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apartment, housing associations
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comprehensive renovation
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energy-saving solutions
- Credit score:
- Reliable
- Reputation score:
- 6,280
- Employees:
- 7
- Forecast turnover (2026):
- 7,938,267 €
Wholesale of other machines
rental of equipment, liquid color chambers, layer thickness meters, tactile strength meters, gloss meters, environmental measuring equipment, viscosity meters, repair and maintenance, sale of used device, training and consultation
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water coloring device for treatment
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installation and maintenance of equipment
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rental of equipment
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installation of equipment
-
sale of used device
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pulber coloring device
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administration device
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pharmaceutical compositions of the last link
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robotal solutions and performance automates
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measuring equipment and consumables
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working ventilation
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limiting device
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equipment rental and training
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colour pumps
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paint guns
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multi-component paint equipment
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mixers, heaters, distillers
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liquid color chambers
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layer thickness meters
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tactile strength meters
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gloss meters
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environmental measuring equipment
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viscosity meters
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moving equipment
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repair and maintenance
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training and consultation
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wholesale of other machines
- Credit score:
- Reliable
- Reputation score:
- 5,360
- Employees:
- 22
- Forecast turnover (2026):
- 4,792,743 €
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:
- 4,970
- Employees:
- 7
- Forecast turnover (2026):
- 4,601,429 €
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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sanitary equipment
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sanitary equipment installation
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installation of radiant floor heating
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installation of soil collector
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wells
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cooling equipment
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ventilation
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bosch climate engineering
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city climate
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heating solution
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balancing the heating system
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ground heat
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ground source heat pump
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smart management
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solar heating
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underfloor heating
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the heat center
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heat pump maintenance
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thermia
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air to air heat pump
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heat pumps
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air to water heat pump
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sewerage
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installation
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floor pouring
-
excavation work
-
question
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ground source heat pumps
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radiator heating
-
cooling
- Credit score:
- Reliable
- Reputation score:
- 4,810
- Employees:
- 3
- Forecast turnover (2026):
- 231,795 €
Finishing of buildings
metal construction painting, bathroom and toilet tiling, installation of doors, furniture assembly, elimination of water damage, bathroom renovation, tiling and jointing, waterproofing, tiling work, foundation construction
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elimination of water damage
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installation of sanitary ware
-
warm-up
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waterproofing installation
-
elimination of water damage
-
sanitary equipment
-
installation of sanitary equipment
-
metal construction painting
-
bathroom and toilet tiling
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installation of doors
-
furniture assembly
-
bathroom renovation
-
tiling and jointing
-
waterproofing
-
tiling work
-
foundation construction
-
plumbing services
-
electrical works and floor heating installation
-
pouring and tiling of stairs
-
demolition of concrete floors
-
sealing of concrete surfaces and facades
-
sealing of glazing and cladding
-
painting, painting, putting up
-
interior decoration of private houses
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interior finishing of apartments
-
100% overhaul
-
facade insulation and renovation
-
sauna construction and led strip installation
-
terrace building
-
installation and repair of gardens
- Credit score:
- Reliable
- Reputation score:
- 3,720
- Employees:
- 7
- Forecast turnover (2026):
- 435,413 €
Open to Security, Closed to Compromise!
We specialize in the installation and automation of a variety of doors and provide PUR foam insulation services.
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installation of garage doors
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loading dock equipment
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roofs
-
installation of garage doors
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installation of fire blinds
-
installation
-
installation of insulation
-
opening automation
-
garage door automation
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sloping roads
-
roof domes
-
steel doors
-
fire barrier curtains
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barrier trees
-
lifting doors
-
door automation
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pur insulation
-
fire resistant doors
-
garage door automation services
-
industrial door installation
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fireproof curtain installation
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automated barrier gates
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overhead lifting doors
-
door automation solutions
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polyurethane foam insulation
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sloped driveway solutions
-
roof dome installation
-
steel door suppliers
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emergency service for doors
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high-speed doors
- Credit score:
- Reliable
- Reputation score:
- 3,680
- Employees:
- 9
- Forecast turnover (2026):
- 1,168,204 €
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
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construction of public water supply
-
installation of water and waste water tanks
-
establishment of fire water storage facilities
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installation
-
construction of storm water pipeline
-
construction
-
construction
-
sewer works
-
water supply
-
pipes
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seated fields
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reservoirs
-
pumps
-
sewer systems
-
in-plot water supply
-
oil and fat trappers
-
construction of drainage pipelines
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rainwater pipeline
-
establishment of seepage fields
-
construction of pipe pipe
-
construction of pumping stations
-
construction of jars
-
construction of sewerage system
-
construction firm
-
handling
-
sanitation
-
renovation
-
building and renovation
-
sanitation services
-
sewer system construction
- Credit score:
- Reliable
- Reputation score:
- 3,500
- Employees:
- 14
- Forecast turnover (2026):
- 1,389,468 €
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
-
water and sanitation solutions
-
water and sewerage works
-
analysis of water samples
-
water systems installation
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installation of cleaners and containers
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installation
-
wells
-
construction and real estate
-
construction
-
construction
-
hydrogeological works
-
drilling wells
-
ground heating wells
-
cleaning wells
-
registration and liquidation of wells
-
drafting
-
formalisation of documentation
-
drilling
-
design
-
measurements of performance
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sewer line installation
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establishment of infiltration pitches
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sewerage
-
drilling wells
-
ground heating
-
drilling well
-
depth
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sanitation
-
construction of wells
-
frequently asked questions
- Credit score:
- Reliable
- Reputation score:
- 3,390
- Employees:
- 17
- Forecast turnover (2026):
- 1,152,551 €
Enhancing Environments, Empowering Sustainability!
We specialize in delivering comprehensive climate control systems for industrial and residential use.
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water treatment
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repair of boiler equipment
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installation of a fuel handling system
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installation of industrial equipment
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installation of biofuel-powered boilers
-
maintenance work for industrial equipment
-
heating solutions
-
climate
-
cooling systems
-
water
-
sewer
-
ventilation
-
bioenergy
-
finnish
-
industrial energy
-
cooling systems installation
-
ventilation solutions
-
climate control systems
-
sewer maintenance
-
water purification systems
-
hvac services
-
energy-efficient heating
-
commercial cooling systems
-
water management solutions
-
sewer system services
-
bioenergy technology
-
finnish heating technology
-
industrial energy solutions
-
heating systems
-
climate control systems
- Credit score:
- Reliable
- Reputation score:
- 3,320
- Employees:
- 2
- Forecast turnover (2026):
- 188,806 €
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
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snow removal from roofs
-
rainwater system installation
-
roof safety products installation
-
rainwater system
-
installation
-
roof installations
-
liquid plastic solutions
-
roofing and roofing
-
roof renovation
-
roof construction
-
roof maintenance
-
general building work
-
terrace building
-
roof repair services
-
reliable roofing solutions
-
liquid plastic roofing
-
roof renovation experts
-
flat roof services
-
roof cleaning and painting
-
storm damage roof repair
-
roofing and roofing materials
-
roof renovation
-
coating materials
-
single-component liquid plastics
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two-component liquid plastics
-
warranty
-
repair of leaks
-
warm-up
-
liquid plastic
-
maintenance
- Credit score:
- Reliable
- Reputation score:
- 3,190
- Employees:
- 5
- Forecast turnover (2026):
- 905,120 €
Installation of air conditioning systems
ventilation, Ventilation work, ventilation construction, ventilation system regulation, consultations, ventilation work in private houses, ventilation work in apartment buildings, Measurement, regulation, Installation
-
installation
-
control of equipment
-
change of filters
-
roof
-
roofs
-
installation of air conditioning systems
-
ventilation
-
ventilation work
-
ventilation construction
-
ventilation system regulation
-
consultations
-
ventilation work in private houses
-
ventilation work in apartment buildings
-
measurement
-
regulation
-
materials
-
measurements
-
ventilation systems
-
planning
-
layout
-
management systems
-
high quality materials
-
indoor climate
-
heat
-
the facade
-
customers
-
repair
-
solutions
-
insulation
-
facades
- Credit score:
- Reliable
- Reputation score:
- 3,140
- Employees:
- 4
- Forecast turnover (2026):
- 128,189 €
Building construction works
constructions, interior finishing of apartments, metal construction, Stair railings, under-roof construction, interior decoration of the office, interior finishing of offices, Office space construction work, Construction, Construction
-
interior decoration of the office
-
interior finishing of offices
-
installation
-
installation of roofing materials
-
interior finishing of apartments
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
general and home services
-
under-roof construction
-
office space construction work
-
construction
-
construction
-
stair railings
-
metal construction
-
constructions
-
interior finishing
-
finishing
-
painting
-
repair
-
repair works
-
constructions
-
construction projects
-
general construction work
-
roofing
-
warm-up
-
tallinn
-
santechnical works
-
tiling services
-
subcontracting
- Credit score:
- Risky
- Reputation score:
- 2,940
- Employees:
- 1
- Forecast turnover (2026):
- 118,358 €
Building construction works
Woodwork, prefabricated wooden buildings, wooden frame, wooden frame houses, steel structures, gypsum works, Interior finishing works, tiling services, Painting, parquet installation
-
installation of cell houses
-
installation of doors and windows
-
installation
-
installation of windows
-
door and window installation
-
installation of element houses
-
woodwork
-
prefabricated wooden buildings
-
wooden frame
-
wooden frame houses
-
steel structures
-
gypsum works
-
interior finishing works
-
tiling services
-
painting
-
parquet installation
-
foundations
-
steelwork
-
outer linings
-
general construction
-
painting works
-
exterior cladding
-
foundation
-
steel and sheds
-
wall coverings
-
insulation and insulation
-
interior finishing
-
roofing
-
wallpapering and painting
-
parquet flooring services
- Credit score:
- Reliable
- Reputation score:
- 2,890
- Employees:
- 7
- Forecast turnover (2026):
- 647,204 €
Installation of electrical equipment
commercial premises renovation, heating solutions, Ventilation and cooling, Water supply and sewerage, Design of heating systems, energy calculation, pipe wash, electrical works, renovation, SPECIAL WORKS
-
water supply and sewerage
-
design of heating systems
-
water supply
-
water supply systems
-
handling order
-
installation of electrical equipment
-
construction and real estate
-
heating solutions
-
ventilation and cooling
-
energy calculation
-
pipe wash
-
electrical works
-
renovation
-
special works
-
rebuilding
-
modernhome
-
solutions
-
sanitation
-
cooling
-
cooling systems
-
sweden
-
maintenance
-
sewer systems
-
sewerage
-
electricity
-
ventilation work
-
electrical systems
-
maintenance work
-
project manager
-
smart house solutions
- Credit score:
- Reliable
- Reputation score:
- 2,880
- Employees:
- 2
- Forecast turnover (2026):
- 757,985 €
Building construction works
custom home construction, Repair of apartments, wooden outbuildings, Flooring materials, Flooring work, Restoration works, Sauna construction, Production buildings, Stairway construction, Industrial
-
repair of apartments
-
roofing
-
construction of a plate
-
construction of rubble trays
-
installation of doors and windows
-
warm-up
-
roofing
-
custom home construction
-
wooden outbuildings
-
flooring materials
-
flooring work
-
restoration works
-
sauna construction
-
production buildings
-
stairway construction
-
industrial
-
finishing materials
-
foundation work
-
interior finishing works
-
facade work
-
general construction
-
foundation building
-
armouring work
-
painting
-
plastering and plastering
-
tiling
-
renovation
-
plastering
-
summer washing
-
construction work
- Credit score:
- Reliable
- Reputation score:
- 2,820
- Employees:
- 1
- Forecast turnover (2026):
- 53,894 €
Building construction works
Construction, General construction, Roofing, foundation, renovation, indoor building work, repair works, exterior construction works, finishing, the facade
-
foundation
-
indoor building work
-
exterior construction works
-
finishing
-
insulation and insulation
-
floor coverings
-
ceiling installation
-
masonry services
-
installation
-
concrete works
-
repair of apartments
-
repair of stairwells
-
wash of facades
-
construction
-
general construction
-
roofing
-
renovation
-
repair works
-
the facade
-
interior finishing
-
repair and renovation
-
santechnical works
-
projects
-
roof construction
-
facade work
-
warm-up
-
repair
-
apartment associations
-
tallinn
-
insulation work
- Credit score:
- Risky
- Reputation score:
- 2,810
- Employees:
- 6
- Forecast turnover (2026):
- 279,436 €
Building construction works
wall painting, diamond drilling and sawing, wall construction, Construction, renovation, Coloring, plasterboard installation, insulation, bathroom repair, Diamond Drilling
-
plasterboard installation
-
insulation
-
wall construction
-
installation
-
sawing and drilling into ventilation, water and sewerage ducts
-
installation of internal insulation
-
construction of walls
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
construction
-
renovation
-
coloring
-
bathroom repair
-
diamond drilling
-
sawing
-
wall painting
-
floor construction
-
indoor building work
-
renovation of houses and apartments
-
cutting concrete floors
-
electrical cables/socket sockets
-
cutting and bridging of windows, doors and other openings
-
construction work
-
renovation of houses and apartments
-
interior finishing works
-
diamond drilling and sawing
-
mini excavator rental
-
stone structures
-
concrete floors
- Credit score:
- Reliable
- Reputation score:
- 2,740
- Employees:
- 3
- Forecast turnover (2026):
- 79,689 €
Building construction works
Interior finishing works, window sills and water stains, General construction, Tiling work, Construction, Construction, Changing windows, building and renovation, Construction opening fillings, Warm-up work
-
change of windows
-
window boards and water stains
-
warm-up
-
installation
-
suspended ceilings installation
-
window sills and water stains
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
tiling work
-
construction
-
construction
-
changing windows
-
building and renovation
-
construction opening fillings
-
warm-up work
-
painting works
-
general construction
-
interior finishing works
-
repair of apartments
-
tiling services
-
painting works
-
plastering work
-
construction work
-
repair works
-
sanitary technical works
-
finishing works
-
wallpapering work
-
interior finishing
-
general construction work
- Credit score:
- Reliable
- Reputation score:
- 2,740
- Employees:
- 3
- Forecast turnover (2026):
- 294,804 €
Building construction works
Stain roofs, Mapping, Construction of flat roofs, Construction, Construction, building and renovation, Roofing installation and repair, Roofing works, Roof structures, Roof construction
-
roofing installation and repair
-
construction of flat roofs
-
rainwater pipes
-
installation
-
roof installation
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
construction
-
construction
-
building and renovation
-
roofing works
-
roof structures
-
roof construction
-
plastering work
-
stain roofs
-
floor covering services
-
flooring work
-
warm-up work
-
waltz sheet roofs
-
bathroom repair
-
vile roofs
-
construction work
-
indoor and outdoor construction
-
roofing
-
general construction work
-
project management service
-
coverage construction work
-
waltz roof
-
profile roof