Metalset OÜ

Industrial pipelines and steel structures

Metalset OÜ

Our Estonian company was established in 2013

Our list of services includes:

– Installation of industrial pipelines
– Installation of steel structures
– Repair and maintenance of equipment
– Equipment installation
– Welding works: 111, 141, 135, 136 (P235GH, P355NH, 316L, 304L, 1.4462, Duplex, 13CrMo44…)
– Mechanical works
– Plumbing works
– Installation and repair of boilers and pressure vessels
– Installation of heating mains and main pipelines
– We have workshops, where we can do pre-assembly
 Turnkey implementation of projects
– Workforce rental

Our specialists performed a lot of projects on the territory of European countries (Sweden, Denmark, Finland, France, Hungary, Germany, Czech Republic, Uruguay, Estonia), and worked with a lot of European customers and contractors. 


We are included in the list of approved suppliers in several big European companies.


We are very responsible attitude to the provision of services to clients. We are interested in long-term cooperation, therefore we are trying to do everything possible for our customers to be always satisfied with our work, that’s why referrals from satisfied customers have always been such a powerful way of growing our business.

We also deal with workforce rental. Our team has long-term experience in their field. Recruitment is a good way for our clients to increase flexibility and efficiency.

At the moment, we have 60 + qualified welders, fitters, supervisors. 7 of them are working in management.

Installation and welding works

We are always ready to offer constructive solutions.
Our task is to ensure our partners to be satisfied cooperating with us.

Certified and professional workforce  (welders, fitters, supervisors, managers)

Continuous development and training

We guarantee  highquality work on a tight schedule

Certificates and licenses (EU work permits, safety cards, fire cards,  welder’s certificates)

Iso an EN standards


Years of experience





Our Services

Our task is to ensure our partners to be satisfied cooperating with us.

Industrial pipelines

Installation of industrial pipelines

Steel structures

Installation of steel structures


Equipment installation. Repair and maintenance of equipment

Welding Works

Welding processes: 111, 135, 136, 141 (P235GH, P355NH, 316L, 304L, 1.4462, Duplex, 13CrMo44…)

Mechanical works

Mechanical works

Plumbing works

Plumbing works

Boilers and pressure vessels

Installation and repair of boilers and pressure vessels

Workforce rental

We have 60+ qualified welders, fitters, supervisors and managers

Heating mains and main pipelines

Installation of heating mains and main pipelines 


We improve our work on an ongoing basis to be more environmentally friendly.

Our Projects

The website is periodically updated with new projects.

Vantaa Energia, Finland (2014)

Customer Lab SA
Repair of pipelines

Power Plant in Narva (2014) and Väo (2015), Estonia

Construction of the electrostatic precipitator and
a cleaning container
Customer Scanweld AS

Voima Oy, Tampere, Finland (2015)

Boiler construction

Customer Scanweld AS

Kotkamills, Finland (2016)

Reconstruction of pipelines

Lappeenranta, Finland (2016)

Repair of pipelines

Other objects (2015-2016)

Genencor International OY Hanko plant

Heating pipes in Tallinn

Kotka Port, Finland (2017)


Neste OY, Finland (2017)

Power Boiler

Metsä Fibre, Äänekoski, Finland (2018)

Fabrication and installation of turbine steam piping

HAMBURGER HUNGARIA KFT. Dunaujvaros, Hungary (2019)

Exchange of boiler screen opening

Prefabrication and installation of carbon and stainless steel pipelines

Dust Control Systems Oy, Kouvola, Finland (2019)

Fabrication of vessel

Biofuel boiler ASV6 at Ørsted power plant Kalundborg, Denmark, 2019 January – May

Pre-assembly, assembly and installation of stainless steel pipelines

UPM Kymi, Finland, 2019

Repair of the waste heat boiler

Pulp Mill FiberExcellence, Tarascon, France (2019)

Installation of an electrostatic filter, gas ducts and stainless steel pipelines

Oil Terminal, Paldiski, Estonia (2020)

Manufacturing and installation of register tubes 

Nuclear Powerplant Hanhikivi 1,

Pyhäjoki, Finland 2020-2022

HVAC heating, equipment installation, pipelines installation

Alizay Double A, Pulp Mill, Alizay,

France 2020

Installation of pipelines and welding works

Pulp Mills: Stora Enso (Heinola, Finland), Sunila Mill (Kotka,

Finland), Kotkamills (Kotka, Finland)


At these mills, Metalset OÜ, periodically, as needed, performs the following works: maintenance and repair works,pipeline replacements

Pulp Mill, Metsä Fibre OY

Äänekoski, Finland 2021

Pre-assembly and installation of stainless steel pipelines, and carbon steel pipes

Neste Oil Refinery

Kilpilahti, Finland 2021

Service and repair works of pipelines

New battery factory Northvolt Ett,

Sweden 2021-2022

Installation and prefabrication of stainless steel pipelines (304L, 316L), installation and pre-assembly of heat exchangers, installation of pumps, plumbing works, installation of fan heaters, piping of boilers, Shuntopacs piping, repair and maintenance of equipment

Denmark, Esbjerg, Harbour, Sahara 1,


Installation and prefabrication of stainless steel pipelines,  repair and maintenance of equipment, repair of heat exchangers and other equipment

Denmark, Odense, 2022

Installation and prefabrication of stainless steel and boiler steel pipelines



Aleksei Boitsov
(+372) 55 91 44 51 (RU)

Projects, Sales and Sourcing

Igor Lukiyanitsa
(+372) 56 656 025 (RU, ENG)

Rostislav Dorovski
(+372) 566 12 112 (RU, ENG)

Representative in Finland

Alexander Lakhan
(+358) 45 183 23 82 (RU, FIN)

Call us

(+372) 55 91 44 51 - CEO
(+372) 56 656 025 - Business
(+372) 566 12 112 - Projects, Sales and Sourcing

Reach us

Vesse 12, Tallinn, Estonia

Open hours

Every day 9:00 - 17:00