Environmental protection
TEC environmental specialists have accumulated vast experience in and possess the requisite qualifications for the preparation of environmental impact assessment (EIA) documents, carrying out the procedures for public information and involvement in EIA, and obtaining conclusions from EIA stakeholders and the competent authority‘s decision.
Consulting on territorial planning
TEC professionals provide consulting on territorial planning. Acting in the capacity of the client‘s representatives, they estimate the timing and costs of document preparation, assess risks and perform all the statutory procedures.
TEC specialists provide the engineering investigation services. We prepare topographic layouts with underground networks and land plot boundaries marked and carry out geological soil investigations.
Engineering supervision
The company provides the service of engineering supervision over construction projects and extraordinary structures. Certified engineering supervision professionals with many years’ experience assist the clients in proper and successful implementation of projects of various scope in both private and public sectors.
Water management
TEC water management specialists provide consulting on matters of water collection, discharge and treatment. We design outdoor and indoor water supply systems for settlements and transport infrastructure facilities (roads, junctions, grounds), water treatment facilities and building’s services.
Roads, bridges and railways
TEC transport and infrastructure specialists provide consulting on, carry out investigations of and design road vehicle and pedestrian bridges, viaducts and overpasses, roads, streets, motorways and railways.
Industry and energy
TEC Industry specialises in the field of designing energy facilities (up to 400 MW capacity of power).
Project management
TEC provides the project management service whereby our project managers assist the client to control the construction process from the preparation of design documentation and selection of contractors until completion of construction. Consulting on administrative, legal and technical issues is provided.
We provide consulting on the matters of development of conceptualised solutions, construction process management, preparation of design documentation.
2000 - 2018

Combined heat and power plant in Tallinn
Engineering computations and detailed design.
Smeltė overpass. Gold Medal of the Product of the Year
Detailed design and production drawings.
Pedestrian and cycling bridge, the highest in Lithuania. Gold Medal of the Product of the Year
Detailed design and production drawings.
„Rail Baltica”
Conceptual design, technical design, working design and engineering supervision for the urban infrastructure part of the project.
Ignalina nuclear power plant
Storage and waste treatment facilieties equipment design


A Cooperation Agreement has been signed with the Administration of Elektrėnai Municipality
The company of TEC Group, TEC Infrastructure, concluded a 36-month cooperation agreement with the administration of Elektrėnai municipality at the end of February.
A Major Repair Project of the Part of the Road Jonava–Žasliai–Kalniniai Mijaugonys is Initiated
At the end of January, TEC Infrastructure, a member of the TEC Corporate Group, signed a contract with the Lithuanian Road Administration under the Ministry of Transport and Communications on the preparation of the project for the major overhaul of the road Jonava–Žasliai–Kalniniai Mijaugonys and the reconstruction of the viaduct passing over the railway.
TEC Infrastructure Successfully Completed a Project in Belarus
TEC Infrastructure, a member of the TEC Company Group, completed their works in the region of Minsk in Belarus, where a section of the 4-lane motorway P-80 Sloboda – Papernia of 14.7 km with viaducts and underground passages has been reconstructed under the contract concluded with “Минскавтодор-Центр“.
The new intersection of Liepkalnis, Žirniai streets and Minsk highway is designed by TEC Infrastructure
At order of TEC Infrastructure, municipal company Vilniaus Planas starts preparing a working design of Liepkalnis, Žirniai streets and Minsk highway in Vilnius, as well as detailed technical solutions for the implementation thereof.
TEC Consulting to carry out commissioning and testing works of the Kaunas Cogeneration Plant
Just recently the commissioning and testing works of the equipment started at the newly built Kaunas Cogeneration Power Plant. These works are jointly carried out by TEC Consulting and the boiler manufacturer Standardkessel Baumgarte teams. Company’s specialists are organizing complete commissioning works of the entire plant.

About us

  • Start of TEC Industry business activities
  • Start of TEC Infrastructure business activities
  • Engineering supervision division established
  • Designing of RAIL BALTICA started
  • Designing of a biomass-fuelled power plant in Estonia
  • Formation of TEC Group

We are among the market leaders in the field of infrastructure, industry and energy consulting in the Baltic States. Our company has been operating successfully since 2000. Over this period, a team of professionals with many years’ experience has been formed: at present the company employs around 100 specialists with higher educational attainment in engineering who continue to improve their skills. By applying innovative methods and means of work, we provide services of the highest quality.


UAB TEC Infrastructure

L. Zamenhofo str. 3, Vilnius

LT-06332, Lithuania

Business ID 226148570

VAT reg. No: LT261485716


UAB TEC Industry

Pramonės pr. 6, Kaunas

LT-51267, Lithuania       

Business ID: 166093084

VAT reg. No: LT660930811

UAB TEC Consulting

Pramonės pr. 23, Kaunas

LT-51267, Lithuania       

Business ID: 304059682

VAT reg. No: LT100011531419



Olimpiečių st. 1-2, Vilnius, LT-09235, Lithuania