1950: Onsi Sawiris founded a construction company in Upper Egypt
1961: The construction company was nationalized and Onsi Sawiris left for Libya where he continued his construction career
1976: Onsi Sawiris returned to Egypt and founded Orascom Onsi Sawiris & Co (the Predecessor Partnership) as a general contracting and trading company
1985: the Predecessor Partnership established its first overseas company, Contrack, in McLean, Virginia to pursue USAID and US government financed construction projects in Egypt
1990: By the early 1990s, the Predecessor Partnership had established itself as Egypt’s leading private sector building materials and construction contractor. Working with domestic and international partners, members of the Sawiris family also established several building materials manufacturing companies in Egypt
1991: Contrack was recognized as a Top 400 US Contractor by Engineering News Record (ENR) for the first time
1995: In the mid-1990s, Mr. Sawiris transferred management control to his son, Nassef Sawiris, who embarked upon an ambitious diversification strategy through investments in complementary businesses such as cement and building materials.
1998: The Predecessor Partnership was converted from a limited partnership into a joint-stock company and renamed Orascom Construction Industries S.A.E. (OCI S.A.E.), under which all the construction and building materials industries companies owned by the Sawiris family were consolidated.
1999: OCI S.A.E. launched an initial public offering of its shares on the Cairo and Alexandria Stock Exchanges (now the Egyptian Exchange) at a value of approximately $ 600 million, instantly becoming the largest company on the Egyptian Exchange.
2002: OCI S.A.E. launched an expansion strategy and added projects in Algeria and Tunisia for the first time, as well as significantly expanding its presence in Qatar.
2003: Orascom was recognized as a Top 225 International and Global Contractor by Engineering News Record for the first time. Contrack was awarded its first major indefinite delivery / indefinite quantity (IDIQ) contract by the United States Army Corps of Engineers (USACE) in Afghanistan as well as its first contract in Iraq, and Orascom added its first contracts in Kuwait and Nigeria.
2004: OCI S.A.E. acquired a 50% stake in the BESIX Group in a leverage buyout with management, adding significant exposure in Europe and the Gulf. A BESIX Group consortium was awarded the landmark Burj Khalifa contract to build the world’s tallest building.
2005: OCI S.A.E. was awarded the construction contract for a sea water desalination plant in Algeria, Africa’s largest desalination plant and the second largest of its kind in the world. The Company also expanded its design-build capabilities.
2007: OCI S.A.E. was awarded the contract to construct and install Egypt’s first parabolic trough solar field.
2008: OCI S.A.E. established a specialist foundations unit as a response to the lack of specialist foundation and geotechnical engineering services across North Africa and the Middle East (particularly the Gulf territories), and expanded its presence in the UAE.
2009: OCI S.A.E. was awarded Egypt's first Public-Private Partnership (PPP) project, the New Cairo Waste Water Treatment plant. The success of this award established a blueprint for Egypt's PPP legislation and was awarded in 2010 both "Water Deal of the Year" by Global Water Intelligence and "PPP African Deal of the Year" by Euromoney/Project Finance Magazine.
2011: OCI S.A.E. formed Orascom Saudi Limited (OSL), a 60% owned joint venture targeting infrastructure and industrial projects in Saudi Arabia. During the year, OSL was awarded $ 450 million worth of infrastructure work at the King Abdul Aziz Airport in Jeddah.
2012: OCI S.A.E. acquired The Weitz Company (Weitz), a United States general contractor based in Des Moines, Iowa. Weitz allowed us to establish a strong presence in the United States construction market for the first time.
2013: Watts Constructors, a former Weitz wholly owned subsidiary focused on federal projects in the United States and the Pacific Rim, was consolidated into Contrack due to the complementary nature of their activities. OCI S.A.E. becomes OCI N.V., a Dutch company listed on the NYSE Euronext in Amsterdam.
2014: Orascom announces significant infrastructure projects in Egypt related to the Suez Canal expansion and also announces the construction of and investment in Egypt’s first coal fired power plant.
2015: OCI N.V. demerges the Construction Group, which becomes Orascom Construction Limited, a DIFC company dually listed on NASDAQ Dubai the EGX.