United Development Company QSC (UDC) was founded in 1999. It has become one of the leading private sector companies in the State of Qatar, working with global partners across the Middle East to fulfill its mandate to be a cornerstone of the Qatari economy.

The Pearl-Qatar, UDC's flagship project and one of the largest urban developments in Qatar, has achieved international recognition as the Middle East's most prestigious mixed use community.

SEEF produces Linear Alkyl Benzene (LAB), a downstream petrochemical feedstock required for the world's detergent manufacturing industry, as well as Heavy Alkylate (HAB), a by-product often used as lubricant oil base stock.

The Hospitality Development Company (HDC) is UDC's wholly owned hospitality subsidiary. HDC builds partnerships with leading and promising hospitality brands, with developments first in Qatar and then throughout the Middle East and the North Africa region.

Qatar Cool is a joint venture with the National Central Cooling Company P.J.S.C (Tabreed—UAE). Qatar Cool was officially established in 2004 after UDC identified a strategic opportunity for a utilities company that would supply district cooling.

Insure Plus is an insurance consultancy firm incorporated in 2010 to fill a need in the Qatari insurance market for professional and competent brokers and risk management consultants. he Company offers services of the highest professional standards while remaining focused on delivering value to its clients and underwriting partners through expertise and innovation.

During 2009, MEDCO completed the Final Maintenance phase of The Pearl-Qatar project, and finalised work on the New Doha International Airport.

United Ready-Mix is a joint venture partner that delivers ready-mix concrete products of international standards to the Qatari market..

Established in 2007, Ronáutica Middle East (RME) is a fully-owned UDC subsidiary, staffed by a team of highly experienced marine professionals culled from around the world. RME is leading the way to the creation of a major and rapidly growing leisure boating industry in the Gulf Region.

Incorporated in February 2008, the United Fashion Company (UFC) is a wholly owned UDC company with a vision to capitalize on the international demand for major fashion brands.

Asteco Qatar was established with this vision to become a leader in the provision of various real estate products at international standards.

United Technology Solutions (UTS) is a knowledge based Technical and Business Solutions & Services provider.

GFC is engaged in the production and marketing of urea formaldehyde concentrate, with a production capacity of 82 tons per day. Most of the production is purchased by the Qatar Fertilizer Company, while the remaining part is marketed to other urea fertilizer producers in the region.

The Medina Centrale Company is focusing on developing the "town-centre" district of The Pearl-Qatar that bears the same name, offering a high quality community...

The Pearl Owners Corporation (TPOC) provides Co-Owners Association Management Services to co-owned freehold property owners in Qatar.

The accumulation of years of knowledge and experience in project development and asset management at The Pearl-Qatar has prompted the formation of a new joint venture partner to consolidate adn market these skills.

In line with UDC's strategy of supporting innovations, PRAGMATECH, a new wholly-owned subsidiary, was established in the second quarter of 2009 with the goal of creating original technologies that service the special needs of international clients.

In 2009, SCOOP set out to establish itself in the market with two initial business functions – as both Marketing and Communications (Marcom) Agency, together with an outdoor advertising company.

The Pearl-Qatar Real Estate Fund was established to fund and develop Qanat Quartier precinct. The real estate products of Qanat Quartier include: residential apartments in 31 buildings, 188 townhouses, 320,000 square feet of retail space, 1,130 car-parking spaces.