- Credit score:
- Reliable
- Reputation score:
- 44,110
- Employees:
- 266
- Forecast turnover (2026):
- 97,564,829 €
Durable, economical and smart solutions!
TREV-2 Group is a company focused on the construction and maintenance of infrastructure objects and facilities.
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sanitation
-
installation
-
sewer system
-
installation work
-
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
-
construction of roads and bridges
-
tea care
-
environmental construction
-
mining of mineral resources
-
traffic management
-
road project management
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project management of bridges
-
production and installation of asphalt
-
building equipment rental
-
car wash service
-
building
-
construction
-
design
-
construction work
-
maintenance
-
repair work
-
repair
-
rebuilding
-
the warehouse
- 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.
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sanitation
-
installation
-
heating systems construction
-
construction and real estate
-
construction and real estate services
-
building construction firms
-
energy and mineral resources
-
heating
-
heating solutions
-
mineral resources and natural resources
-
equipment and machinery
-
general and home services
-
construction
-
construction
-
sewer accessories
-
trackwork
-
logistics
-
internal networks
-
customers
-
solutions
-
buildings
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apartment buildings
-
shopping centres
-
private houses
-
office buildings
-
objects
-
hotels
-
water pipeline installation
-
public buildings
-
high-quality construction
- Credit score:
- Reliable
- Reputation score:
- 11,650
- Employees:
- 17
- Forecast turnover (2026):
- 1,812,339 €
Sewerage
Motor vehicles, closing and opening of water connections, discharge of tanks, channel washing with pressure washer, sewage treatment plant, water pumping, groundwater treatment, groundwater, Mechanical buckets, excavators and paddock loaders and mining machinery, energy and mineral resources
- 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
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cooling and air conditioning systems, heat pumps
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systems design
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sanitation
-
sewer works
-
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
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ventilation work
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installation of heat pumps and air conditioners
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sprinkler and firefighting
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water supply and sanitation works
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heat pumps installation
-
water supply and sanitation works
-
design
-
installation
-
design and installation
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private houses
-
tallinn
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maintenance
-
santechnical works
-
sprinkler
-
installation of sanitary equipment
- 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
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installation of roof systems
-
gutter systems
-
construction and real estate
-
building construction firms
-
hydrotechnical works
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roof bollards
-
replacement of roof cover
-
roof construction
-
roof renovation
-
roof maintenance
-
roof repair
-
bitumen roll materials
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slate stones
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stain roofs
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cement fibre plates
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vile roof coverings
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flat roof coverings
-
flat roof construction
-
roofing
-
hydroinsulation
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repair and maintenance
-
building
-
design
-
warm-up
-
roof
-
renovation
-
repair
-
insulation work
-
maintenance
-
surveillance
- Credit score:
- Reliable
- Reputation score:
- 4,960
- Employees:
- 7
- Forecast turnover (2026):
- 4,023,640 €
Pipeline and heating installation
ventilation, bosch climate engineering, City Climate, heating solution, balancing the heating system, ground heat, ground source heat pump, Smart Management, solar heating, underfloor heating
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balancing the heating system
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sewerage
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heating system installation
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cooling system
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sanitation
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cooling systems
-
washing the heating system
-
balancing the heating system
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ventilation
-
bosch climate engineering
-
city climate
-
heating solution
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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
- Credit score:
- Reliable
- Reputation score:
- 4,200
- Employees:
- 12
- Forecast turnover (2026):
- 1,208,451 €
Warmth and Comfort, Engineered to Last.
We specialize in the design, construction, and maintenance of heating systems, boiler houses, and water supply networks, ensuring efficient energy use and comfort for our clients.
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central heating systems
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ground heating
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sewer
-
sewerage
-
eco-friendly ground heating
-
ground source heat pump installation
-
sanitation
-
energy and mineral resources
-
heating
-
heating solutions
-
equipment and machinery
-
construction
-
construction
-
boiler houses
-
thermal equipment
-
boiler house construction
-
heat node solution
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water supply
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diamond drilling
-
heat nodes
-
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:
- 3,900
- Employees:
- 7
- Forecast turnover (2026):
- 577,991 €
Installation of sanitary equipment
balancing heating systems, heating solutions, Plumbing and fittings, Water Systems, Washing of heating systems, Construction, Construction, plumbing services, Water floor heating, Replacement of shutters
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water systems
-
balancing the heating system
-
heating system construction
-
sewerage
-
sewer system
-
heating system
-
heating system installation
-
sanitation
-
construction and real estate
-
heating solutions
-
plumbing and fittings
-
general and home services
-
construction
-
construction
-
plumbing services
-
water floor heating
-
replacement of shutters
-
sewer construction
-
washing of heating systems
-
sanitary equipment installation
-
tube replacement
-
repair and cleaning
-
elimination of blockages
-
renovation and maintenance
-
shift of trousers
-
installation
-
floor
-
renovation
-
repair
-
heating systems construction
- Credit score:
- Reliable
- Reputation score:
- 3,680
- Employees:
- 9
- Forecast turnover (2026):
- 1,233,947 €
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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sewer works
-
sewer systems
-
rainwater pipeline
-
construction of sewerage system
-
sanitation
-
sewer system construction
-
construction
-
construction
-
construction of public water supply
-
water supply
-
pipes
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seated fields
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reservoirs
-
pumps
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in-plot water supply
-
installation of water and waste water tanks
-
oil and fat trappers
-
construction of drainage pipelines
-
establishment of seepage fields
-
construction of pipe pipe
-
establishment of fire water storage facilities
-
construction of pumping stations
-
construction of jars
-
construction firm
-
handling
-
installation
-
renovation
-
building and renovation
-
sanitation services
-
construction of storm water pipeline
- Credit score:
- Reliable
- Reputation score:
- 3,520
- Employees:
- 9
- Forecast turnover (2026):
- 1,121,501 €
Raising the Roof with Quality and Care
We specialize in all aspects of roofing work, from planning to final finishing. We offer personalized services, fair prices, and timely execution of work.
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gutter systems
-
construction
-
construction
-
stainwork
-
water work
-
cancer
-
listrofiles
-
window stains
-
renovation
-
roof safety and safety equipment
-
installation of roof windows
-
installation of window stains
-
installation of wall stains
-
installation of interlaced profiles
-
construction of facades
-
roof construction
-
waltz sheet roof construction
-
profile sheet roofs
-
eternite roofs
-
stone roofs
-
roof construction
-
eternite roofs
-
residential construction
-
roof renovation
-
facade construction
-
stone roofing
-
roofing services
-
roof safety equipment
-
roof window installation
-
wall stain installation
- Credit score:
- Reliable
- Reputation score:
- 3,520
- Employees:
- 7
- Forecast turnover (2026):
- 606,967 €
Terviklikud ehituslahendused sinu jaoks!
Meie firma pakub kõiki ehituslahendusi, alates fassaaditöödest kuni terrassi ehitamiseni. Meie eesmärk on pakkuda parimat teenust ja kvaliteetseid tulemusi, mis kestavad pikka aega.
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construction of rainwater systems
-
views systems
-
construction and real estate
-
construction
-
construction
-
rental workforce mediation
-
custom home construction
-
chimney work
-
wooden outbuildings
-
production buildings
-
industrial
-
facade work
-
general construction
-
roofing
-
indoor building work
-
terrace building
-
stone furniture
-
plastering
-
painting
-
glassing
-
interior finishing
-
construction of structures
-
sewerage
-
water supply
-
roof stain
-
roof windows
-
roof frames
-
wallpaper
-
floors
-
wood material
- Credit score:
- Reliable
- Reputation score:
- 3,500
- Employees:
- 14
- Forecast turnover (2026):
- 1,279,636 €
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
-
ground heating wells
-
water systems installation
-
sewerage
-
installation
-
ground heating
-
sanitation
-
construction and real estate
-
construction
-
construction
-
hydrogeological works
-
drilling wells
-
cleaning wells
-
water and sanitation solutions
-
registration and liquidation of wells
-
water and sewerage works
-
drafting
-
formalisation of documentation
-
drilling
-
analysis of water samples
-
design
-
measurements of performance
-
sewer line installation
-
installation of cleaners and containers
-
establishment of infiltration pitches
-
drilling wells
-
drilling well
-
depth
-
construction of wells
-
frequently asked questions
-
documentation
- Credit score:
- Reliable
- Reputation score:
- 3,490
- Employees:
- 10
- Forecast turnover (2026):
- 676,509 €
Roofing
measurement of gutters, rain gutter installation, Repair of gutters, roof safety products, Rainwater drainage, maintenance and cleaning of gutters, construction of stormwater drainage systems, measurement of gutters, acquisition of materials for gutters, installation of rain water gutters
-
rainwater drainage
-
design of drainage system
-
installation of drainage system
-
rainwater system
-
views systems
-
rainwater systems installation
-
rainwater drainage
-
construction and real estate
-
rain gutter installation
-
repair of gutters
-
roof safety products
-
maintenance and cleaning of gutters
-
construction of stormwater drainage systems
-
measurement of gutters
-
acquisition of materials for gutters
-
installation of rain water gutters
-
procurement of drainage pipes and filters
-
snow barriers
-
roof rails
-
safety clothing for use on the roof
-
rainwater gutters
-
roofing products
-
stormwater drainage construction
-
installation
-
color selection
-
security products
-
sales
-
maintenance
-
materials
-
roof
- Credit score:
- Neutral
- Reputation score:
- 3,420
- Employees:
- 4
- Forecast turnover (2026):
- 791,529 €
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.
-
the building of grounds
-
sewage sewerage system
-
sewage system installation
-
rainwater trails
-
drainage system
-
establishment of water and sewerage system
-
establishment of a water and sanitation system
-
installation of the sewer system
-
precipitation water lines
-
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
-
stone-building works
-
construction of rubble base
-
fragmentation solutions
-
exterior construction works
-
management of storm water and waste water
-
construction and maintenance of waterways
-
construction of rain road
-
draining races
- Credit score:
- Reliable
- Reputation score:
- 3,310
- Employees:
- 2
- Forecast turnover (2026):
- 211,038 €
Roofing
liquid plastic solutions, roofing and roofing, roof renovation, roof construction, roof maintenance, general building work, snow removal from roofs, terrace building, rainwater system installation, roof repair services
-
rainwater system installation
-
views systems
-
rainwater system
-
liquid plastic solutions
-
roofing and roofing
-
roof renovation
-
roof construction
-
roof maintenance
-
general building work
-
snow removal from roofs
-
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
-
roof safety products installation
-
roofing and roofing materials
-
roof renovation
-
coating materials
-
single-component liquid plastics
-
two-component liquid plastics
-
warranty
-
repair of leaks
-
warm-up
-
liquid plastic
-
maintenance
-
roof inspection
- Credit score:
- Reliable
- Reputation score:
- 3,310
- Employees:
- 1
- Forecast turnover (2026):
- 267,884 €
Forging and shaping metal and powder metallurgy
roof screws, roofing material, the Roof Ladder, roof bridge, Snow barrier, rainwater systems installation, tinsel work, Production buildings, Industrial, Products
-
rainwater systems installation
-
gutter systems
-
rainwater gutters
-
rainwater system
-
roof screws
-
roofing material
-
the roof ladder
-
roof bridge
-
snow barrier
-
tinsel work
-
production buildings
-
industrial
-
products
-
water work
-
roofing supplies
-
wall profiles
-
smooth stain
-
roof safety products
-
roof accessories
-
additional stains
-
steel samples
-
steel fencing elements
-
roofs
-
roof
-
installation
-
external renovation
-
stain
-
decent work
-
chimney
-
valts profile
- Credit score:
- Reliable
- Reputation score:
- 3,300
- Employees:
- 3
- Forecast turnover (2026):
- 236,705 €
Building construction works
Construction, Construction, private house building, design of private houses, Measurements/Studies, Construction of intra-plot routes, Special Parts Work, the Plot Field Works, construction documentation, preparation of building documentation / application for use and occupancy permits
-
communication systems
-
electrical and surveillance systems
-
sewerage
-
installation
-
drainage systems
-
construction
-
construction
-
private house building
-
design of private houses
-
measurements/studies
-
construction of intra-plot routes
-
special parts work
-
the plot field works
-
construction documentation
-
preparation of building documentation / application for use and occupancy permits
-
free advice
-
surveying and surveys
-
preparation of building documentation
-
general construction work of a private house
-
heating and ventilation
-
water supply and sewerage
-
design
-
engineer
-
tiling services
-
question
-
road and square construction
-
research
-
constructions
-
water supply
-
the sauna house
- Credit score:
- Reliable
- Reputation score:
- 3,270
- Employees:
- 3
- Forecast turnover (2026):
- 199,099 €
Building Integrity, Enhancing Aesthetics!
We specialize in high-quality construction smelters, rainwater systems, and custom metalwork.
-
gutter systems
-
rainwater systems installation
-
construction smelters
-
stain parts
-
profile sheet
-
rolled roofs
-
canopies on a powder coated metal frame
-
bleach hand tools
-
installation work
-
construction smelters estonia
-
stain parts manufacturing
-
profile sheet supplies
-
rolled roofs materials
-
metal frame canopies
-
powder coated canopies
-
bleach hand tools for construction
-
installation work services
-
midwest hand tools
-
seamers hand tools
-
tube crimpers construction
-
corner cutters metalwork
-
lock seam tools
-
window stain
-
brush stain
-
additive stain
-
pharyngeal stain
-
waltz forceps
-
set of casting blades
-
bending tool
-
pipe shredders
- Credit score:
- Reliable
- Reputation score:
- 3,210
- Employees:
- 4
- Forecast turnover (2026):
- 285,664 €
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 system installation
-
sprinkler system installation
-
system construction
-
system installation
-
installation
-
sanitation
-
sewerage
-
installation work
-
pressure sewerage system
-
heating system installation
-
construction and real estate
-
general and home services
-
construction
-
fire safety
-
construction
-
inspection and maintenance
-
design, construction and maintenance of fire safety
-
heating solutions
-
construction and real estate services
-
cooling systems installation
-
drainage pipelines construction
-
water and sewage system construction
-
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
- Credit score:
- Risky
- Reputation score:
- 3,210
- Employees:
- 3
- Forecast turnover (2026):
- 459,879 €
Building the Future with Precision and Innovation!
We provide comprehensive engineering consultations and design services to business clients.
-
technical system design
-
architecture design services
-
design of technical systems
-
design of technical systems
-
cooling systems
-
ventilation
-
sewerage
-
architecture design firms
-
construction and real estate
-
design companies
-
road and bridge construction
-
construction
-
audit of construction works
-
expert assessment of building design documentation
-
gas works
-
construction project audit
-
bim modeling services
-
building design documentation assessment
-
construction real estate solutions
-
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
-
road and bridge construction