- 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.
-
audit of construction works
-
construction of roads and bridges
-
production and installation of asphalt
-
sanitation
-
design and construction
-
construction of roads and roads
-
maintenance of public roads
-
expert assessment of building design documentation
-
construction research
-
construction of gas installation
-
making of traffic management projects
-
pressure equipment works
-
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
-
maintenance
-
repair work
-
repair
-
rebuilding
-
the warehouse
-
noise barrier walls
- Credit score:
- Reliable
- Reputation score:
- 17,980
- Employees:
- 58
- Forecast turnover (2026):
- 32,457,516 €
Building construction works
Fireplace, water heating, building projects, Design Companies, Construction, Construction, rental workforce mediation, bedroom, island land, Kitchen
-
construction and real estate services
-
island land
-
water heating
-
saaremaa
-
residential and public buildings
-
water construction
-
building construction firms
-
building projects
-
design companies
-
construction
-
construction
-
rental workforce mediation
-
bedroom
-
kitchen
-
design
-
building company
-
tallinn
-
balconies
-
buildings
-
cooling
-
accommodation
-
production building
-
private houses
-
industrial buildings
-
homes
-
technique
-
harjumaa
-
repair works
-
public buildings
-
commercial buildings
- 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.
-
construction and real estate services
-
heating
-
heating solutions
-
general and home services
-
sanitation
-
water pipeline installation
-
construction and real estate
-
building construction firms
-
energy and mineral resources
-
mineral resources and natural resources
-
equipment and machinery
-
construction
-
construction
-
sewer accessories
-
trackwork
-
logistics
-
internal networks
-
customers
-
installation
-
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.
-
building design services
-
building services estonia
-
residential design and development
-
design and construction
-
design and construction work with wooden element
-
warm-up
-
sanitation
-
reconstruction of apartment buildings
-
penthouses
-
design
-
development projects
-
product development
-
property development projects
-
construction project management
-
real estate development estonia
-
apartment building reconstruction
-
penthouses design
-
product development in construction
-
community building renovation
-
real estate project planning
-
real estate innovation
-
urban development projects
-
development of roof floors
-
site construction
-
preliminary work
-
final formulation
-
design and construction work with site construction
-
reconstruction by site construction
-
the complete solution
-
factory-based elemental reconstruction
- Credit score:
- Reliable
- Reputation score:
- 8,910
- Employees:
- 24
- Forecast turnover (2026):
- 14,408,109 €
Building construction works
Water supply pipe works, cooling system, Installation of doors, Installation work of fire alarm system, Construction work for entertainment centres, Warehouse construction work, Construction work for kindergartens, building finishing works, Construction work on buildings related to leisure, sports, culture, accommodation and restaurants, Installation work of electrical wiring and equipment
-
construction and real estate
-
construction and real estate services
-
construction and maintenance
-
water floor heating
-
roof
-
general contracting and project management
-
building construction firms
-
construction
-
heritage conservation
-
fire safety
-
construction
-
restoration
-
reconstruction
-
historical preservation
-
apartment buildings
-
school buildings
-
public buildings
-
general construction
-
walls
-
apartment building
-
solar energy panels
-
nurseries
-
heat-recovery ventilation
-
windows
-
additional fee
-
measurements
-
shooting range
-
environmental conservation
-
objects
-
owner supervision
- Credit score:
- Reliable
- Reputation score:
- 8,660
- 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
-
construction and real estate
-
warehouse and production buildings
-
insulation and plastering
-
reconstruction of heating system
-
renovation of water and sewerage
-
warm-up
-
sanitation
-
oils
-
construction
-
construction
-
solutions for apartment associations
-
complex renovation service
-
insulation and finishing of external borders
-
kredex supported projects
-
private houses and terraced houses
-
pharmaceutical compositions for renovation
-
improving energy efficiency
-
energy-saving facades
-
replacement of opening fillers (windows and doors)
-
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
-
inspection and maintenance
-
sprinkler and firefighting
-
water supply and sanitation works
-
water supply and sanitation works
-
design and installation
-
sanitation
-
fire safety
-
construction
-
cooling and air conditioning systems, heat pumps
-
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
-
systems design
-
heat pumps installation
-
design
-
installation
-
private houses
-
tallinn
-
maintenance
-
santechnical works
-
sewer works
-
sprinkler
-
installation of sanitary equipment
- Credit score:
- Reliable
- Reputation score:
- 7,050
- Employees:
- 50
- Forecast turnover (2026):
- 4,043,152 €
Land improvement works
demolition services, inspection of water bodies, treatment of waste, Building, Construction, Construction work, Installation, water tank, road and site construction work, construction of sewerage lines
-
earth and excavation works
-
construction of water and sewerage lines
-
water services
-
inspection of water bodies
-
water tank
-
road construction
-
forest drainage
-
external sewerage construction
-
soil work services
-
land improvement
-
forest harvesting
-
repair of roads
-
production of peat
-
sanitation services
-
exhaust control
-
exhaust analysis
-
treatment of waste
-
building
-
construction
-
construction work
-
installation
-
demolition services
-
repair
-
fragmentation construction
-
construction of sewerage lines
-
road and site construction work
-
earthworks services
-
land improvement works
- Credit score:
- Reliable
- Reputation score:
- 6,820
- Employees:
- 15
- Forecast turnover (2026):
- 9,071,632 €
Installation of insulation
Soil Planning, ventilation, question, Construction of trails, excavation of foundations, installation of drainage and stormwater pipes, apartment associations, Materials, appearance, digging work
-
construction and real estate
-
catheters
-
question
-
installation of drainage and stormwater pipes
-
construction
-
construction
-
pouring foundations
-
floor concrete casting work
-
paste concrete casting works
-
concrete casting works for stairs
-
fassads
-
vundament
-
betooning work
-
digging work
-
ventilation
-
construction of trails
-
excavation of foundations
-
soil planning
-
tartu
-
apartment associations
-
appearance
-
materials
-
installation of insulation
- 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
-
design of roads and facilities
-
quality and lasting outcome
-
standard documents and the source task
-
heating and ventilation
-
water and sewerage
-
construction
-
heritage conservation
-
fire safety
-
construction
-
audit of construction works
-
expert assessment of building design documentation
-
construction research
-
gas works
-
making of traffic management projects
-
design, construction and maintenance of fire safety
-
owner supervision
-
construction consultation
-
design
-
design management
-
project expertise
-
project management
-
helping the customer
-
conformity of construction works with the project
-
legislation and normative documents
-
proper project documentation
-
legislation
-
professional and professional outcome
-
general construction-special parts-
-
bridges, viaducts
-
expertise on construction projects of roads and civil engineering works
- 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
-
heating
-
heating solutions
-
cooling and air conditioning systems, heat pumps
-
air to water heat pumps
-
heating solutions
-
consultation and advisory
-
air water heat pumps
-
boilers
-
energy and mineral resources
-
equipment and machinery
-
construction
-
construction
-
construction of gas installation
-
gas works
-
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
-
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
-
indoor climate
-
heat pump
-
tallinn
-
tartu
-
heat pumps
-
training
-
collectors
-
follow-up service
- 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
-
construction and real estate
-
roofing
-
repair and maintenance
-
warm-up
-
roof
-
roofing
-
building construction firms
-
hydrotechnical works
-
roof bollards
-
replacement of roof cover
-
installation of roof systems
-
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
-
building
-
design
-
renovation
-
repair
-
insulation work
-
maintenance
- 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
-
sewerage
-
water supply
-
water floor heating
-
air water heat pump
-
sanitation
-
water tanks
-
service
-
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
-
the heat center
-
heat pump maintenance
-
thermia
-
air to air heat pump
-
heat pumps
-
air to water heat pump
-
installation
-
floor pouring
-
excavation work
-
question
-
ground source heat pumps
-
radiator heating
- Credit score:
- Reliable
- Reputation score:
- 4,720
- Employees:
- 2
- Forecast turnover (2026):
- 171,449 €
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
-
elimination of water damage
-
waterproofing
-
plumbing services
-
electrical works and floor heating installation
-
transport service
-
walls
-
concrete works
-
masonry services
-
foundation
-
sealing
-
finishing
-
elimination of water damage
-
underfloor heating
-
metal construction painting
-
bathroom and toilet tiling
-
installation of doors
-
furniture assembly
-
bathroom renovation
-
tiling and jointing
-
tiling work
-
foundation construction
-
installation of sanitary ware
-
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
-
interior finishing of apartments
-
100% overhaul
- Credit score:
- Reliable
- Reputation score:
- 4,650
- Employees:
- 27
- Forecast turnover (2026):
- 3,104,648 €
Building construction works
construction work companies, Construction, Construction, tinsel work, Warm-up work, Construction work, internal finishing, roofing work, insurance losses, Work done
-
construction and real estate
-
roofing work
-
contacts and team
-
bathrooms and saunas
-
flooring and foundation work
-
insulation and finishing of facades
-
documentation
-
construction
-
construction
-
tinsel work
-
warm-up work
-
construction work
-
internal finishing
-
insurance losses
-
work done
-
quality
-
cooperation partners
-
building projects
-
construction engineering
-
construction processes
-
solving construction problems
-
interior architecture
-
interior design materials
-
choice of furniture
-
finishing materials
-
choice of colors
-
roofing supplies
-
roof structures
-
roof corrosion protection
-
roof construction
- Credit score:
- Reliable
- Reputation score:
- 4,310
- Employees:
- 3
- Forecast turnover (2026):
- 3,715,343 €
Building construction works
high pressure coloring, restoration of heritage conservation objects, Roofs, stone roofs, wood roofs, construction of roof structures, painting works, small warehouses, Industrial Building construction, warehouse rent
-
construction and real estate
-
construction and real estate services
-
construction of water and sewerage routes
-
heating systems construction
-
roofs
-
building construction firms
-
construction
-
construction
-
construction of private houses
-
block log construction
-
construction of frame houses
-
roof construction
-
finishing works
-
garden construction
-
restoration of heritage conservation objects
-
stone roofs
-
wood roofs
-
construction of roof structures
-
painting works
-
high pressure coloring
-
wall linings
-
floors
-
small warehouses
-
warehouse rent
-
industrial building construction
-
building construction works
- Credit score:
- Reliable
- Reputation score:
- 4,230
- Employees:
- 6
- Forecast turnover (2026):
- 5,105,838 €
Building construction works
Construction work on buildings related to leisure, sports, culture, accommodation and restaurants, iso standards, University building construction work, building projects, Design Companies, Holiday villages, Construction work for kindergartens, Travel and hiking, preparation of the substrate, Construction
-
construction and real estate
-
construction and real estate services
-
travel and hiking
-
heating and water works
-
bases and grounds
-
building construction firms
-
building projects
-
design companies
-
holiday villages
-
recreation and entertainment
-
preparation of the substrate
-
construction
-
construction
-
heritage conservation
-
audit of construction works
-
expert assessment of building design documentation
-
ventilation work
-
indoor and outdoor construction
-
cladding, roofing
-
ask for an offer
-
the general contractor
-
property development
-
iso standards
-
building construction works
- 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.
-
heating
-
construction
-
construction
-
industrial water services
-
construction services
-
sanitation
-
water and sewerage
-
water services
-
energy and mineral resources
-
heating solutions
-
equipment and machinery
-
boiler houses
-
central heating systems
-
thermal equipment
-
boiler house construction
-
ground heating
-
heat node solution
-
sewer
-
water supply
-
diamond drilling
-
heat nodes
-
sewerage
-
eco-friendly ground heating
-
ground source heat pump installation
-
renewable heating
-
water pipeline installation
-
sewer construction and maintenance
-
environmentally friendly water solutions
-
thermal equipment installation
-
custom machine solutions
- 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
-
heating
-
heating solutions
-
repair services
-
floor and radiator heating
-
heating solutions
-
wholesale of water and heating equipment
-
energy and mineral resources
-
equipment and machinery
-
construction
-
construction
-
cooling and air conditioning systems, heat pumps
-
consultations
-
ventilation solutions
-
energy calculations
-
heat pumps
-
heating systems
-
remote tracking
-
construction work
-
cooling and air conditioning
- Credit score:
- Reliable
- Reputation score:
- 4,070
- Employees:
- 7
- Forecast turnover (2026):
- 1,517,721 €
Finishing of buildings
roof works, facade works, concrete works, plasterwork, construction of floors, construction of plasterboard walls and ceilings, construction of wooden ceilings and walls with insulation work, masonry, Installation of doors and windows, demolition work
-
roof works
-
concrete works
-
masonry
-
demolition work
-
tiling work
-
construction of heating lines
-
construction of domestic water pipelines
-
tiling services
-
masonry services
-
demolition services
-
painting and decorating services
-
roofing
-
facade works
-
plasterwork
-
construction of floors
-
construction of plasterboard walls and ceilings
-
construction of wooden ceilings and walls with insulation work
-
cutting and drilling of various openings
-
demolition work of walls and floors and intermediate ceilings
-
disposal of demolition debris:
-
interior finishing works
-
painting works
-
construction of suspended ceilings
-
waterproofing works
-
levelling pain
-
installation of pvc covers
-
parquet installation
-
installation of crooks
-
special works
-
electrical and weak current works