ACS Actividades de Construccion y Servicios : Transmissions and purchases of capital undertakings

ACS, Actividades de Construcción y Servicios, S.A.

Comisión Nacional del Mercado de Valores Edison, 4

28006 MADRID

Madrid, 02 July 2019

Dear Sirs,

For the purpose established in section 82 of Law 24/1988, of 23 October 2015, regulating the Spanish Stock Market, and supplementary provisions, I hereby disclose to you the following Significant Event:

The ACS Group has sold its 50% stake in the Canadian company Northeast Anthony Henday, concessionary company of the ring road of the city of Edmonton, Alberta, Canada. The sale was made with a company value of 438M euros and a profit after taxes of 19.9M euros.

Attached press release.

Sinceresly

José Luis del Valle Pérez

Board Member, Secretary General

ACS Group sell its 50% equity interest in the Northeast Anthony Henday project in Alberta, Canada

Madrid, 2nd of July, 2019

ACS Group, through its subsidiaries, ACS Infrastructure Canada (Iridium) and HOCHTIEF PPP Solutions, has completed the sale of its 50% ownership interest in the Northeast Anthony Henday project ("NEAH") to Meridiam Infrastructure for an enterprise value of CAD 650 Million (EUR 438 Million).

In 2012, ACS was awarded this public-private partnership (P3) project, with a total investment value of CAD 1.5 Billion (over EUR 1 Billion), which included the constructionof 27 km of 6- and 8-lane divided roadway (9 km of new construction and 18 km of highway reconstruction) and a total of 48 bridge structures. Construction was finalized on schedule, opening to traffic in October 2016.

NEAH forms the northeastern segment that completed the Anthony Henday Drive ring road around the City of Edmonton. The ring road is a vital part of Alberta's provincial road network, with an estimated 50,000 motorists using it daily, improving mobility, access and quality of life for Edmonton residents and Albertans.

ACS continued expansion in the North American P3 market

ACS strengthen its balance sheet with this transaction, in order to continue to invest in its North American portfolio. ACS' P3 asset portfolio in North America is worth more than CAD $28 Billion (EUR $19 Billion) and includes the New Champlain Bridge in Montreal, which opened to traffic last week.

ACS Group is ranked first among the list of World Top Transportation Developers by Public Works Financing Magazine and # 1 in the ranking of Top International Contractors by Engineering News Record.