ESHA Hubert Surowiec

33.14.Z - Repair and maintenance of electrical equipment

41.10.Z - Realization of building projects related to erection of buildings

41.20.Z - Building works related to erection of residential and non-residential buildings

43.12.Z - Site preparation

43.21.Z - Electrical installation

43.22.Z - Plumbing, heat and air-conditioning installation

43.29.Z - Other construction installation

43.99.Z - Other specialised construction activities not elsewhere classified

61.10.Z - Wired telecommunications activities

77.32.Z - Rental and leasing of construction machinery and equipment

81.22.Z - Specialised building and industrial cleaning activities