- Credit score:
- Reliable
- Reputation score:
- 43,490
- Employees:
- 254
- Forecast turnover (2025):
- 82,857,319 €
Durable, economical and smart solutions!
TREV-2 Group is a company focused on the construction and maintenance of infrastructure objects and facilities.
-
construction of roads and bridges
-
production and installation of asphalt
-
design
-
sanitation
-
design and construction
-
construction of roads and roads
-
maintenance of public roads
-
audit of construction works
-
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
-
construction work
-
maintenance
-
repair work
-
repair
-
rebuilding
-
the warehouse
-
noise barrier walls
- Credit score:
- Reliable
- Reputation score:
- 15,430
- Employees:
- 37
- Forecast turnover (2025):
- 17,916,301 €
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.
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construction and real estate
-
heating solutions
-
sanitation
-
solutions
-
water pipeline installation
-
construction and real estate services
-
building construction firms
-
energy and mineral resources
-
heating
-
mineral resources and natural resources
-
equipment and machinery
-
general and home services
-
construction
-
construction
-
sewer accessories
-
trackwork
-
logistics
-
internal networks
-
customers
-
installation
-
buildings
-
apartment buildings
-
shopping centres
-
private houses
-
office buildings
-
heating systems construction
-
objects
-
hotels
-
public buildings
-
high-quality construction
- Credit score:
- Reliable
- Reputation score:
- 9,110
- Employees:
- 46
- Forecast turnover (2025):
- 3,519,709 €
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
-
complete solutions of the outer shell of the building
-
water supply and sanitation works
-
water supply and sanitation works
-
sanitation
-
sewer works
-
fire safety
-
construction
-
cooling and air conditioning systems, heat pumps
-
design, construction and maintenance of fire safety
-
outsourcing
-
metal cladding
-
ventilation work
-
installation of heat pumps and air conditioners
-
sprinkler and firefighting
-
systems design
-
heat pumps installation
-
design
-
installation
-
design and installation
-
private houses
-
tallinn
-
maintenance
-
santechnical works
-
sprinkler
-
installation of sanitary equipment
- Credit score:
- Reliable
- Reputation score:
- 8,410
- Employees:
- 34
- Forecast turnover (2025):
- 11,485,586 €
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
-
renovation of water and sewerage
-
insulation and energy saving solutions
-
facade solutions
-
ventilation solutions
-
solutions
-
sanitation
-
construction and real estate
-
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
-
improving energy efficiency
-
energy-saving facades
-
insulation and plastering
-
replacement of opening fillers (windows and doors)
-
reconstruction of heating system
-
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
- Credit score:
- Reliable
- Reputation score:
- 8,320
- Employees:
- 4
- Forecast turnover (2025):
- 14,980,231 €
Building Dreams, Designing Futures!
We specialize in the reconstruction of apartment buildings and the creation of luxurious penthouses.
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design
-
residential design and development
-
design and construction
-
design and construction work with wooden element
-
design and construction work with site construction
-
the complete solution
-
sanitation
-
reconstruction of apartment buildings
-
penthouses
-
development projects
-
product development
-
property development projects
-
construction project management
-
building design services
-
building services estonia
-
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
-
reconstruction by site construction
-
factory-based elemental reconstruction
-
renovation
- Credit score:
- Reliable
- Reputation score:
- 6,420
- Employees:
- 34
- Forecast turnover (2025):
- 3,323,792 €
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:
- 4,950
- Employees:
- 6
- Forecast turnover (2025):
- 3,729,910 €
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
-
heating solution
-
sewerage
-
water supply
-
sanitation
-
solutions
-
finding solutions
-
pipeline and heating installation
-
ventilation
-
bosch climate engineering
-
city climate
-
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
-
cooling
-
indoor climate
- Credit score:
- Reliable
- Reputation score:
- 3,840
- Employees:
- 6
- Forecast turnover (2025):
- 1,020,838 €
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
-
heating solutions
-
water systems
-
sewerage
-
sanitation
-
solutions
-
water and sewerage
-
construction and real estate
-
plumbing and fittings
-
general and home services
-
construction
-
construction
-
plumbing services
-
water floor heating
-
replacement of shutters
-
sewer construction
-
washing of heating systems
-
balancing the heating system
-
sanitary equipment installation
-
tube replacement
-
repair and cleaning
-
elimination of blockages
-
heating system construction
-
renovation and maintenance
-
shift of trousers
-
installation
-
floor
-
renovation
-
sewer system
-
repair
-
heating system
- Credit score:
- Reliable
- Reputation score:
- 3,740
- Employees:
- 13
- Forecast turnover (2025):
- 1,450,313 €
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 solutions
-
sewer
-
sewerage
-
environmentally friendly water solutions
-
solutions
-
sanitation
-
water and sewerage
-
energy and mineral resources
-
heating
-
equipment and machinery
-
construction
-
construction
-
boiler houses
-
central heating systems
-
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
-
sewer construction and maintenance
-
industrial water services
-
thermal equipment installation
-
custom machine solutions
-
construction services
- Credit score:
- Neutral
- Reputation score:
- 3,730
- Employees:
- 8
- Forecast turnover (2025):
- 379,305 €
Building construction works
interior finishing, Roof construction, Repair of apartments, bathroom repair, repair of offices and offices, painting and wallpapering, water supply and sewerage works, flooring installation, all inclusive building, High quality materials
-
repair of offices and offices
-
painting and wallpapering
-
water supply and sewerage works
-
waterproof plywood
-
design
-
rainwater system
-
interior finishing
-
roof construction
-
repair of apartments
-
bathroom repair
-
flooring installation
-
all inclusive building
-
high quality materials
-
roof
-
custom home construction
-
masonry services
-
roofs
-
insulation work
-
facades
-
underfloor heating
-
ceramic tile
-
the general contractor
-
wooden frame
-
plate
-
materials
-
window sills
-
technique
-
connectors
-
layout
-
customers
- Credit score:
- Reliable
- Reputation score:
- 3,550
- Employees:
- 14
- Forecast turnover (2025):
- 1,430,211 €
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
-
sewerage
-
sanitation
-
sanitation installation
-
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
-
water systems installation
-
sewer line installation
-
installation of cleaners and containers
-
establishment of infiltration pitches
-
drilling wells
-
installation
-
ground heating
-
drilling well
-
depth
-
construction of wells
-
frequently asked questions
- Credit score:
- Neutral
- Reputation score:
- 3,340
- Employees:
- 3
- Forecast turnover (2025):
- 936,987 €
Road construction
road construction, asphalting, Construction of sand and rubble bases, stone installation work, Landscape design, technological networks, foundation works, Excavation and filling works, Soil Planning, road construction
-
construction of sand and rubble bases
-
excavation and filling works
-
landscaping and maintenance works
-
trenching and digging
-
design
-
sanitation
-
road construction
-
asphalting
-
stone installation work
-
landscape design
-
technological networks
-
foundation works
-
soil planning
-
road construction
-
landscape design
-
snow control work
-
establishment of parking lots and pitches
-
fundamentals of buildings
-
sales
-
external networks
-
building
-
the plats
-
landscaping
-
soil
-
electricity
-
excavation work
-
digging
-
the excavation
-
road construction
-
stone installation
- Credit score:
- Reliable
- Reputation score:
- 3,260
- Employees:
- 3
- Forecast turnover (2025):
- 464,019 €
Building the Future with Precision and Innovation!
We provide comprehensive engineering consultations and design services to business clients.
-
construction and real estate
-
road and bridge construction
-
construction real estate solutions
-
road and bridge construction
-
heating solutions
-
sewerage
-
architecture design firms
-
design companies
-
construction
-
audit of construction works
-
expert assessment of building design documentation
-
gas works
-
construction project audit
-
bim modeling services
-
building design documentation assessment
-
technical system design
-
architecture design services
-
engineering consulting firms
-
road bridge construction services
-
gas works engineering
-
b2b construction consulting
-
industrial construction planning
-
government construction projects
-
estate construction management
-
construction standards compliance
-
architectural offices
-
design companies
-
audit of construction works
-
expert assessment of construction documentation
-
engineering services
- Credit score:
- Borderline
- Reputation score:
- 3,230
- Employees:
- 5
- Forecast turnover (2025):
- 1,942,513 €
A&O HOLDING AVALEHT | A&O Holding
Construction, Construction, heating solutions, administrative service, data security, Maintenance service, emergency repair, sanitary technical works, bucket and excavation work, cleaning service
-
heating solutions
-
bucket and excavation work
-
air to water heat pumps
-
septics and tanks
-
sewerage and household water installation work
-
sewer installation work
-
construction
-
construction
-
administrative service
-
data security
-
maintenance service
-
emergency repair
-
sanitary technical works
-
cleaning service
-
repair service
-
security service
-
energy management
-
accounting
-
technosystem emergency repairs
-
elimination of sewerage blockages
-
milling work for in-house ducts
-
detection of leaks in various pipelines
-
elimination of blockages
-
milling works for ducts
-
detection of pipe leaks
-
radiators
-
consulting service
-
fast and high-quality installation
-
design of the apartment
-
construction and repair work
- Credit score:
- Reliable
- Reputation score:
- 3,220
- Employees:
- 3
- Forecast turnover (2025):
- 1,620,392 €
Building Foundations, Sustaining Futures
We specialize in the establishment of sewerage systems, waterway construction, and the creation of durable stone and rubble foundations, ensuring quality and precision in every project.
-
fragmentation solutions
-
management of storm water and waste water
-
establishment of water and sewerage system
-
establishment of a water and sanitation system
-
precipitation water and wastewater management
-
fragment tray solutions
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
establishment of sewerage system
-
precipitation and sewage
-
waterway construction
-
foundation construction
-
construction of stone sites
-
construction of a rubble base
-
fragmentation bases
-
external race work
-
construction of rain trails
-
construction of drainage lanes
-
the building of grounds
-
sewage sewerage system
-
stone-building works
-
construction of rubble base
-
exterior construction works
-
sewage system installation
-
construction and maintenance of waterways
-
construction of rain road
-
draining races
-
waterways
-
rainwater trails
- Credit score:
- Reliable
- Reputation score:
- 3,200
- Employees:
- 4
- Forecast turnover (2025):
- 303,337 €
Installation of air conditioning systems
post-installation maintenance, heating system installation, Construction, fire safety, Construction, Inspection and maintenance, Design, construction and maintenance of fire safety, heating solutions, drainage pipelines construction, cooling systems installation
-
heating solutions
-
water and sewage system construction
-
water pumping
-
sanitation
-
sewerage
-
water and sewerage
-
construction and real estate
-
general and home services
-
construction
-
fire safety
-
construction
-
inspection and maintenance
-
design, construction and maintenance of fire safety
-
construction and real estate services
-
cooling systems installation
-
drainage pipelines construction
-
heating system installation
-
sprinkler system installation
-
general home services
-
fire safety design and maintenance
-
firefighting water systems
-
sanitary engineering and installation
-
septic tanks and biopurifiers installation
-
modernization of old boiler rooms
-
heating system maintenance and repair
-
general and home services
-
inspection and maintenance
-
fire safety design, construction and maintenance
-
system construction
-
repair and maintenance
- Credit score:
- Reliable
- Reputation score:
- 3,160
- Employees:
- 7
- Forecast turnover (2025):
- 760,558 €
Manufacture of furniture, except mattresses
furniture manufacturing, Furniture Industry, kitchen furniture, high-quality kitchen furniture, furniture manufacturer, ordering kitchen furniture, frameings, melamine, doors and front panels, worktops
-
doors and front panels
-
sanitation
-
kitchen lighting solutions
-
ventilation solutions
-
lighting solutions
-
furniture manufacturing
-
furniture industry
-
kitchen furniture
-
high-quality kitchen furniture
-
furniture manufacturer
-
ordering kitchen furniture
-
frameings
-
melamine
-
worktops
-
rear walls
-
fittings
-
custom kitchen furniture
-
laminate kitchen worktops
-
high-quality kitchen fittings
-
melamine kitchen panels
-
durable kitchen rear walls
-
modern kitchen design
-
natural veneer kitchen doors
-
painted mdf kitchen fronts
-
solid wood kitchen cabinets
-
aluminum frame kitchen doors
-
quartz kitchen countertops
-
granite kitchen surfaces
-
ceramic kitchen backsplashes
-
furniture production
- Credit score:
- Borderline
- Reputation score:
- 3,150
- Employees:
- 14
- Forecast turnover (2025):
- 1,176,758 €
Manufacture of prefabricated wooden buildings or elements thereof
Design, heating and ventilation, Water and sewerage, single-use element houses, double element houses, sauna houses and garages, solar energy panels, turnkey houses, element houses, production of elements
-
construction and real estate
-
water and sewerage systems
-
heating and ventilation
-
water and sewerage
-
sauna houses and garages
-
house manufacturing
-
installation of houses
-
wooden outbuildings
-
wood products
-
heating and ventilation systems
-
keys to the houses
-
wooden houses
-
prefabricated wooden buildings
-
design
-
foundation
-
manufacture of cells
-
single-use element houses
-
double element houses
-
solar energy panels
-
design
-
the foundation
-
design of elemental houses
-
turnkey houses
-
production of elements
-
element houses
-
manufacture of prefabricated wooden buildings or elements thereof
- Credit score:
- Reliable
- Reputation score:
- 3,130
- Employees:
- 5
- Forecast turnover (2025):
- 1,525,674 €
Installation of air conditioning systems
Gas boilers, Gas Design, gas works, heating design, heating works, ground source heat pump, radiant floor heating, Radiator Heaters, heat pump, water system construction
-
water system construction
-
heating solutions
-
water supply and sewerage
-
air to water heat pumps
-
water supply
-
gas boilers
-
gas design
-
gas works
-
heating design
-
heating works
-
ground source heat pump
-
radiant floor heating
-
radiator heaters
-
heat pump
-
construction
-
construction
-
construction of gas installation
-
boilers
-
electric boilers
-
sales of gas equipment
-
pressure washing of heating systems
-
construction of heating systems
-
ground source heat pumps
-
construction of in-house gas pipelines
-
underfloor heating
-
renovation work
-
air heating systems
-
optimal solution
-
industrial
-
abroad
- Credit score:
- Reliable
- Reputation score:
- 3,130
- Employees:
- 9
- Forecast turnover (2025):
- 963,038 €
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
-
solutions
-
sanitation
-
sewerage
-
water supply
-
water supply systems
-
construction and real estate
-
heating solutions
-
ventilation and cooling
-
design of heating systems
-
energy calculation
-
pipe wash
-
electrical works
-
renovation
-
special works
-
rebuilding
-
modernhome
-
cooling
-
cooling systems
-
sweden
-
maintenance
-
sewer systems
-
electricity
-
ventilation work
-
electrical systems
-
maintenance work
-
project manager
-
smart house solutions
-
heating solution
-
ventilation solutions