COLLINI LAVORI S.p.A. was founded in 1932 by Geom. Leone Collini who, after starting his career in the building sector in the Trentino area, gained the extensive professional kwnoledge which the company to boost reconstruction during the years immediately following the Second World War in order to achieve rapid dimensional and operational growth.

During those years, between 1945 and 1960, the reference market was that of hydro-electric plants with the construction of all associated underground works and therefore, specifically, tunnels.

The horizon of the Company widened subsequently to the great road, motorway, railway, hydraulic infrastructures and to civil and industrial works, increasingly more challenging in terms of processes and know-how.

Currently the company is managed by the second and third generation which is continuing to develop the company, expanding the level of specialization, the application of new building technologies and attention to safety and quality procedures.


The corporate structure is made up of managerial and operational personnel with consolidated experience and recognized managerial skills.

The company has obtained the following certifications:

– ISO 9001:2015 quality

– certification for health and safety in the workplace ISO 45001:2018

– ISO 14001:2015 environmental management system certification

– ISO 39001:2016 road traffic safety certification

– SA8000 social responsibility certification

– ISO 37001:2016 anti-corruption certification

-ISO 30415:2021 diversity and inclusion certification

-certification for gender equality ISO/PdR 125:2022

The company is in possession of S.O.A. certification, issued by SOA CQOP S.p.A., for 22 categories, 7 of which for unlimited amounts.