FIRMA USŁUGOWA ' J-MEL' JANUSZ PŁAWECKI

42.91.Z - Works related to the construction of water engineering objects

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.12.Z - Site preparation for construction

43.21.Z - Installation of electrical systems

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.29.Z - Specialized construction works

43.31.Z - Plastering

43.99.Z - Other specialized construction works, not classified elsewhere