Techbau S.p.A. is certified for the execution of public works, as issued by Northern Alps SOA S.p.A. and valid at national level, which qualifies the company to carry out the type of works specified in the table below.
| Cat. | Description | Class |
|---|---|---|
| OG1 | Design and construction of civil and industrial buildings | VIII |
| OG3 | Roads, highways, bridges, viaducts, railways, subways | IV-BIS |
| OG6 | Aqueducts, pipelines, oil pipelines, irrigation and drainage | IV |
| OS1 | Ground works | III-BIS |
| OS3 | Plumbing works, kitchen, laundries | III |
| OS4 | Lifts and conveyors | I |
| OS6 | Finishing of general works in wood, plastic, metal and glass | III-BIS |
| OS7 | Finishing of general civil works | III-BIS |
| OS24 | Greenery and street furniture | II |
| OS28 | Heating and air conditioning | III-BIS |
| OS30 | Internal electrical, telephone, radio and television sistems | IV |
