ACEA Organisational Model

ACEA is one of the major Italian multiutility operators, and has been quoted on the stock exchange since 1999.

ACEA adopts an operational model based on an organisational layout in line with the Strategic-Business Industrial Plan consolidating its role to govern, guide and control the Holding not only with the current business portfolio focused on areas of greater value, but also on the strategic development of the Group in new business segments and territories. ACEA's macro structure is organised in corporate functions and four industrial segments – Environment, Energy, Water and Networks.

The activities of each business segment is described below.


The ACEA Group is a major Italian operator in the urban management of environmental services. Acea runs the biggest waste-to-energy plant and the biggest composting plant in the Lazio region, points of reference for regional RDF (Refuse Derived Fuel) and organic waste operators. In particular, the Group develops investments in the waste to energy business, considered high potential, and organic waste management, in accordance with the strategic goal of the Group aimed at producing energy from waste and protecting the environment.



The ACEA Group is a major operator in Italy in the sale of electrical energy and offers innovative and flexible solutions for the supply of electrical energy and natural gas to consolidate its position as a dual fuel operator. Acea operates in all market segments, offering its services to families and major companies alike. Finally, the Group operates in the energy generation sector, running hydroelectric and thermoelectric plants in Lazio, Umbria and Abruzzo.



The ACEA Group is the biggest Italian operator in the water sector supplying water to 8.6 million people. The Group manages the integrated water service in Rome and Frosinone and in the respective provinces, as well as in other parts of Lazio, in Tuscany, Umbria and Campania. The Company completes the quality of the services offered with the sustainable management of water resources and respect of the environment. The Group has developed know how at the forefront in the design, construction and management of integrated water systems: from the source to the aqueducts, from distribution to the sewer network, and treatment. Laboratory services are of particular importance.



The ACEA Group is a major operator in Italy with over 11 TWh of electrical energy distributed in Rome, where the Group manages the distribution network providing services for 2.7 million people. The Group also manages the public and artistic lighting of the capital, applying solutions that strive to become more and more efficient with a lower environmental impact every year. By 2020 we plan to replace 100 thousand light bulbs with the same number of leds. The Acea Group is committed to energy efficiency projects and the development of new technologies, such as smart grids and electric mobility, through particularly innovative pilot projects.


The Group structure, in the various business segments, comprises the following main companies.

Struttura Acea             

The share capital of ACEA S.p.A. at 31 December 2013 is broken down as follows:


* The above chart only shows equity investments of more than 2%, as confirmed by CONSOB data.