Signalling Unit

The Signalling Unit operates around the world designing and building rail and subway signalling systems and components through four operating companies: Ansaldo STS S.p.A. with sites in Genoa, Naples, Turin and Tito Scalo; Ansaldo STS USA with sites in Pittsburgh, PA and Batesburg, SC; Ansaldo STS France, which has sites in Paris and Riom; and Ansaldo STS Australia which has its office in Brisbane, Queensland. The Group also owns smaller operating companies in Germany, Kazakhstan, Finland, Sweden, Ireland, the UK, Spain, China, India, Malaysia, South Africa, Botswana and Brazil as well as several permanent establishments and cooperation agreements including South Korea, Libya and Turkey.


The main projects in which the Unit participates or has participated, wholly or partly responsible for completion, include:

  • the installation of computer-based interlocking systems in Italian railway stations (Naples interchange, Pisa, Venice Mestre and Milan Rogoredo);
  • Signalling systems supplied to the automated mass transit systems in Copenhagen, Brescia and the subways of New York and Washington’s Red Line, and electro-rail systems for Rome’s B1 Line, Naples’ Lines 1 and 6 and the K2RO Project in Australia;
  • Signalling systems for high-speed trains in France (TGV), the Spanish Madrid-Lerida line, the South Korean Seoul-Taegu line, and the Chinese Qinhuangdao-Shenyang line, while in Italy the Group is involved in the high-speed trains programme (Milan-Bologna, Turin-Novara and Turin-Padua sections) supplying signalling systems through the Saturno consortium.
Production Revenue:728.4 M€841.8 M€-113.4 M€
Order Backlog:2,341.4 M€2,090.6 M€250.8 M€

Registered Office: 16151 Genoa Via Paolo Mantovani, 3 - 5
Paid-in Share Capital EUR 70,000,000 R.E.A. n. 421689 Register of Enterprises of Genoa Tax Code 01371160662
A Finmeccanica Company