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Our History

Company Profile

The history of Studio Pietrangeli starts in 1922 when Francesco Pietrangeli started his career as a hydraulic engineer. Following in his father’s footsteps, Giorgio Pietrangeli continues this family tradition and in 1964 forms the company that we know to date. Starting in 1977 also his son Antonio Pietrangeli becomes part of the SP staff and to date is the managing partner.

Our Company Profile


The company, in order to carry out its international projects of important hydraulic and civil works, makes also use of its branch offices located abroad, in Ethiopia, Sierra Leone, Ecuador, Tanzania and Kenya and is registered with major international credit institutions such as the World Bank, The African Bank for Development and the Commission of the European Economic Community.

Organization Chart

The firm’s staff includes about 80 experts comprising:
– Civil engineers
– Hydraulic engineers
– Structural engineers
– Electrical and electromechanical engineers
– Geologists
– Hydrologists
– Experts in earth and rock mechanics
– Environmental experts, and
– Other technical and support staff.