- 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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design
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maintenance
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renovation
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maintenance
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maintenance of public roads
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audit of construction works
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expert assessment of building design documentation
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construction research
-
construction of gas installation
-
making of traffic management projects
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pressure equipment works
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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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traffic management
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road project management
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project management of bridges
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production and installation of asphalt
-
building equipment rental
-
car wash service
-
building
-
construction
-
construction work
-
repair work
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repair
-
rebuilding
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the warehouse
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noise barrier walls
-
development of infrastructure
- Credit score:
- Reliable
- Reputation score:
- 20,540
- Employees:
- 29
- Forecast turnover (2026):
- 46,722,813 €
Quality, Commitment, Excellence - Nordlin Ehitus.
OÜ Nordlin Ehitus is a company engaged in construction general contracting and real estate development, which was founded in 2010. During fourteen years of operation, we have grown into one of the leading market companies in Estonia.
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design
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maintenance
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renovation
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technical system maintenance
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maintenance of technology systems during the warranty period
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construction and real estate
-
construction and real estate services
-
building construction firms
-
construction
-
heritage conservation
-
construction
-
construction research
-
design, construction and maintenance of fire safety
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planning the construction process
-
management of construction work
-
project management method
-
planning of the construction process
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architectural and constructive parts
-
general construction
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working and inseneral care
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correction development and sale
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industrial and engineering engineering
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development and sale of apartments
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architectural and constructive parts design
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construction management
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planning
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project management
-
industrial and engineering engineering
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management
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building design
- Credit score:
- Reliable
- Reputation score:
- 18,950
- Employees:
- 154
- Forecast turnover (2026):
- 17,059,148 €
Construction of electricity and communications networks
performance of maintenance, Construction, Solar Stations, solar power plants, solar energy panels, Construction of cable lines, Construction of substations, Airline construction, internal electrical work, Charging points for electric cars
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solar stations
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detailed days
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maintenance
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operation
-
construction and real estate
-
construction
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solar power plants
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solar energy panels
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construction of cable lines
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construction of substations
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airline construction
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internal electrical work
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charging points for electric cars
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electric work
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treatment and care
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authorities
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measurement abor
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projection
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work of framework controls
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other service
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the keys
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all over estonia
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maintenance and operation
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preparation of a management plan
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tallinn
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carpenters
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construction carpenter work
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handling order
-
high-quality electrical works
-
maintenance of electrical installations
- Credit score:
- Reliable
- Reputation score:
- 17,100
- Employees:
- 73
- Forecast turnover (2026):
- 14,607,154 €
Construction installation works
Management, lift maintenance, lifting and handling machines, lifts to the ready house, interior of the elevator, lift standards, Escalators and mobile roads, lifts for all types of buildings, Advanced People Flow, maintenance of lifts
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modernisation
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maintenance
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construction and real estate
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lift maintenance
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lifting and handling machines
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lifts to the ready house
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interior of the elevator
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lift standards
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escalators and mobile roads
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lifts for all types of buildings
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advanced people flow
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maintenance of lifts
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modernisation of escalators
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modernisation of lifts
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eco-efficient lifts
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escalators
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moving roads
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kone dx class lifts
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world class service
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planning tools
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advanced people flow solutions
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information entertainment
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lift music
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monitoring solutions
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mobile and ramps
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passenger and freight lifts
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possibilities of human passage
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building maintenance services
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solutions for non-lift buildings
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broad-ranging human flow solutions
- Credit score:
- Reliable
- Reputation score:
- 10,440
- Employees:
- 4
- Forecast turnover (2026):
- 31,841,436 €
Building Dreams, Designing Futures!
We specialize in the reconstruction of apartment buildings and the creation of luxurious penthouses.
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design
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renovation
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management systems
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reconstruction of apartment buildings
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penthouses
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development projects
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product development
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property development projects
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construction project management
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building design services
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building services estonia
-
real estate development estonia
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apartment building reconstruction
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penthouses design
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product development in construction
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residential design and development
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community building renovation
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real estate project planning
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real estate innovation
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urban development projects
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development of roof floors
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site construction
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preliminary work
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design and construction
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final formulation
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design and construction work with wooden element
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design and construction work with site construction
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reconstruction by site construction
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the complete solution
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factory-based elemental reconstruction
- Credit score:
- Reliable
- Reputation score:
- 9,430
- Employees:
- 42
- Forecast turnover (2026):
- 11,281,160 €
Installation of air conditioning systems
Non-residential property services, electrical installation works, Operation of heating systems, ventilation system inspection, Installation of road lighting, technical design services, Installation work of ventilation equipment, Installation of ventilation and air conditioning systems, Repair and maintenance services of cooling equipment, Repair and maintenance services of central heating appliances
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cooling and air conditioning systems, heat pumps
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technical systems
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heat pumps
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ventilation, cooling and heating systems
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heat pumps
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construction
-
construction
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rental workforce mediation
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design
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installation of cables and supporting structures for cable line bases
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installation and switching of various electrical equipment
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working and emergency lighting, led downlight
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grounding and lightning protection
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external networks
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electric heating
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assembly and installation of force and control shields
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management systems for industrial and residential buildings
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electrical systems and automation
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technical systems maintenance
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air channel cleaning
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welding work
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building automation systems
-
electrical systems
-
refrigerated appliances
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installation of air conditioning systems
- Credit score:
- Reliable
- Reputation score:
- 8,810
- Employees:
- 22
- Forecast turnover (2026):
- 12,359,887 €
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
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restoration
-
heat-recovery ventilation
-
water floor heating
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cooling system
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
construction
-
heritage conservation
-
fire safety
-
construction
-
construction and maintenance
-
reconstruction
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historical preservation
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apartment buildings
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school buildings
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public buildings
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general construction
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walls
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apartment building
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solar energy panels
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nurseries
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windows
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roof
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additional fee
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measurements
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shooting range
-
environmental conservation
-
objects
-
owner supervision
- Credit score:
- Borderline
- Reputation score:
- 8,510
- 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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reconstruction of heating system
-
renovation of ventilation systems
-
warm-up
-
renovation
-
views systems
-
management systems
-
construction and real estate
-
construction
-
construction
-
solutions for apartment associations
-
complex renovation service
-
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
-
energy-saving facades
-
insulation and plastering
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replacement of opening fillers (windows and doors)
-
renovation of water and sewerage
-
insulation and finishing of the building's external borders
-
insulation/finishing of external borders
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plastering of facades
-
insulation of facades
-
insulation of flat roofs
-
additional work on facades
-
apartment, housing associations
-
comprehensive renovation
-
energy-saving solutions
- Credit score:
- Reliable
- Reputation score:
- 8,310
- Employees:
- 46
- Forecast turnover (2026):
- 2,613,886 €
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
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cooling and air conditioning systems, heat pumps
-
installation of heat pumps and air conditioners
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systems design
-
heat pumps installation
-
maintenance
-
fire safety
-
construction
-
inspection and maintenance
-
design, construction and maintenance of fire safety
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complete solutions of the outer shell of the building
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outsourcing
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metal cladding
-
ventilation work
-
sprinkler and firefighting
-
water supply and sanitation works
-
water supply and sanitation works
-
design
-
installation
-
design and installation
-
private houses
-
sanitation
-
tallinn
-
santechnical works
-
sewer works
-
sprinkler
-
installation of sanitary equipment
- Credit score:
- Borderline
- Reputation score:
- 6,380
- Employees:
- 35
- Forecast turnover (2026):
- 3,296,582 €
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
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weak current systems
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security systems
-
automation systems
-
electrical systems
-
low current systems
-
design
-
maintenance
-
design, construction and maintenance of fire safety
-
electricity and automation
-
design and installation
-
electrical measurement
-
fire alarm system
-
strong current systems
-
electrical measurements
-
outdoor lighting construction
-
design work
-
installation
-
building
-
weak current electrical work
-
solar panels installation
-
solar station
-
electrical and low-current works
-
installation of electrical equipment
- Credit score:
- Reliable
- Reputation score:
- 6,220
- Employees:
- 15
- Forecast turnover (2026):
- 5,695,411 €
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
-
cooling and air conditioning systems, heat pumps
-
heat pump
-
heat pumps
-
installation of air conditioning systems
-
boilers
-
energy and mineral resources
-
heating solutions
-
equipment and machinery
-
construction
-
construction
-
construction of gas installation
-
gas works
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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
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ground source heat pumps
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air to water heat pumps
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accessories
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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
-
tallinn
-
tartu
-
training
-
consultation and advisory
-
collectors
-
follow-up service
- Credit score:
- Reliable
- Reputation score:
- 5,230
- Employees:
- 27
- Forecast turnover (2026):
- 3,624,008 €
Installation of air conditioning systems
technical consultant, Non-residential property services, Construction, Construction, Ventilation work, ventilation work in apartment buildings to be renovated, ventilation surveys and mapping of apartment buildings, ventilation cleaning, ventilation measurement and adjustment, ventilation cleaning
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maintenance
-
installation of air conditioning systems
-
construction and real estate
-
construction
-
construction
-
ventilation work
-
ventilation work in apartment buildings to be renovated
-
ventilation surveys and mapping of apartment buildings
-
ventilation cleaning
-
ventilation measurement and adjustment
-
ventilation cleaning
-
air movement control
-
mapping
-
video study
-
plumbing installation
-
installation of air-sharing elements
-
creation of ventilation flues
-
ventilation system regulation
-
ventilation works of renovated apartment buildings
-
ventilation measurement and regulation
-
cleaning work
-
subcontractor
-
research
-
cleaning
-
ventilation work in apartment buildings
-
cleaning
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all over estonia
-
technical inspection
-
price offers
-
tallinn
- Credit score:
- Reliable
- Reputation score:
- 5,190
- Employees:
- 22
- Forecast turnover (2026):
- 4,747,535 €
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
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installation of roof systems
-
gutter systems
-
design
-
renovation
-
maintenance
-
construction and real estate
-
building construction firms
-
hydrotechnical works
-
roof bollards
-
replacement of roof cover
-
roof construction
-
roof renovation
-
roof maintenance
-
roof repair
-
bitumen roll materials
-
slate stones
-
stain roofs
-
cement fibre plates
-
vile roof coverings
-
flat roof coverings
-
flat roof construction
-
roofing
-
hydroinsulation
-
repair and maintenance
-
building
-
warm-up
-
roof
-
repair
-
insulation work
-
surveillance
- 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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heat pump maintenance
-
air to air heat pump
-
heat pumps
-
sewerage
-
heat pump
-
heat pumps
-
air heat pump
-
cooling system
-
sanitation
-
cooling systems
-
maintenance
-
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
-
air to water heat pump
-
installation
-
floor pouring
-
excavation work
-
question
-
ground source heat pumps
-
radiator heating
- Credit score:
- Reliable
- Reputation score:
- 4,330
- Employees:
- 4
- Forecast turnover (2026):
- 3,553,851 €
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:
- 4,300
- Employees:
- 22
- Forecast turnover (2026):
- 1,035,191 €
Maintenance and maintenance of the landscape
plant cultivation, technical design services, Construction, Heritage conservation, Construction, Design, Plants, Maintenance, Services, internal landscaping
-
design
-
maintenance
-
design
-
maintenance
-
installation of watering systems
-
plant cultivation
-
construction
-
heritage conservation
-
construction
-
services
-
internal landscaping
-
the building
-
garden and landscape design
-
the stone bridge
-
landscape maintenance services
-
crop production services
-
custom garden planning
-
commercial landscaping services
-
construction and design services
-
outdoor living space construction
-
heritage conservation construction
-
internal landscaping solutions
-
stone bridge construction
-
environmental design estonia
-
urban indoor plant design
-
green space management
-
ecological garden design
-
growing of plants
-
the preservation of heritage
-
interior landscape design
- Credit score:
- Reliable
- Reputation score:
- 4,200
- Employees:
- 12
- Forecast turnover (2026):
- 1,204,898 €
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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heating
-
central heating systems
-
heat node solution
-
heat nodes
-
ground source heat pump installation
-
maintenance
-
energy and mineral resources
-
heating solutions
-
equipment and machinery
-
construction
-
construction
-
boiler houses
-
thermal equipment
-
boiler house construction
-
ground heating
-
sewer
-
water supply
-
diamond drilling
-
sewerage
-
eco-friendly ground heating
-
renewable heating
-
water pipeline installation
-
sewer construction and maintenance
-
environmentally friendly water solutions
-
industrial water services
-
thermal equipment installation
-
custom machine solutions
-
construction services
-
construction of boiler house
-
installation of water pipeline
- Credit score:
- Reliable
- Reputation score:
- 4,150
- Employees:
- 14
- Forecast turnover (2026):
- 6,111,215 €
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.
-
heat pumps
-
heat pump maintenance
-
heat pump installation
-
solar heating systems
-
heat pump consulting services
-
heating system
-
maintenance
-
heat pump
-
ventilation
-
regular maintenance
-
installation
-
sale and installation of equipment
-
consulting
-
documentation
-
project management
-
ventilation systems
-
ground source heat pumps
-
air to water heat pumps
-
custom heating solutions
-
energy-efficient heating
-
industrial heat pumps
-
cleanroom technology
-
data center cooling equipment
-
heat distribution solutions
-
geothermal collectors
-
regular maintenance
-
consultations
-
ground heat
-
air / water
-
industrial
- Credit score:
- Reliable
- Reputation score:
- 4,120
- Employees:
- 11
- Forecast turnover (2026):
- 2,085,708 €
Installation of air conditioning systems
Sales, climate control systems, sun protection systems, Sound insulation, ventilation, energy-saving solutions, Installation, Tartu, smoke removal, maintenance
-
smoke extraction systems
-
daylighting systems
-
climate control systems
-
sun protection systems
-
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
-
inspection and maintenance
-
design, construction and maintenance of fire safety
-
ventilation
-
energy-saving solutions
-
installation
-
sales
-
sunscreen
-
tallinn
-
tartu
-
smoke removal
- Credit score:
- Reliable
- Reputation score:
- 4,100
- Employees:
- 12
- Forecast turnover (2026):
- 2,360,620 €
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
-
heating
-
heating solutions
-
cooling and air conditioning systems, heat pumps
-
heat pumps
-
heating solutions
-
heating systems
-
construction and real estate
-
energy and mineral resources
-
equipment and machinery
-
construction
-
construction
-
consultations
-
repair services
-
ventilation solutions
-
energy calculations
-
floor and radiator heating
-
remote tracking
-
construction work
-
cooling and air conditioning
-
wholesale of water and heating equipment