JSC Colis

Why choose us?

“Colis” UAB is the company, which specialises in the implementation of engineering systems and has many years of work experience (established in 1991). The main activities of “Colis” UAB – design, implementation and maintenance of  heating, ventilation, water supply and sewage systems, boiler rooms and heating units.
To be a reliable installer of engineering systems, to protect our reputation and to build long-term relations with our clients. The achievement of these aims is confirmed by the clients’ feedback and recommendations.
  • More than 25 years of work experience
  • Knowledge acquired through practice and experience
  • Qualified team
  • The company concentrates on systematic and high-quality work
  • Certificates: ISO 9001:2008, ISO 14001:2004, OHSAS 18001:2007
We give guarantees according to construction laws and requirements, equipment manufacturers guarantees and insurance policies.x


Highly qualified team of professional specialists are working for “Colis” UAB. The company is reliable and responsible about their contractual obligations.
Siauliai vocational education and taining centre director Saulius Darguzas
“Colis” UAB carried out the work efficiently and in time, it was a high-quality work made in accordance with the technical requirements of the project. We are satisfied with the quality of the work.
Joniskis Agricultural School director Liudas Jonaitis
Ventilation and gas pipeline works were carried out by “Colis” UAB. The work was carried out in accordance with the project, complying with the valid standards and regulations of construction.
JSC BIGSO director Gintaras Sluckus


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