Trust complex buildings is the largest private investment in Algeria as a mixed-use development. It is established on a 40,000 sqm land by covering a built up area of 290,000 sqm comprising;
-Marriott 5-Star Hotel with 222 keys,
-Marriott Courtyard Hotel with 257 keys,
-Two high class Marriott Executive Apartment buildings with 178 apartments,
-Marriott Residence Inn with 147 Apartments,
-Office Blocks including World Trade Centre (WTC) units with 44,000 sqm net leasable area,
-A shopping centre with 20,000 sqm gross leasable area,
Optimal provides Multi-Disciplinary Design Management and Construction Site Supervision Services covering tender package production, Interface Management for compliance of design and construction, Construction Quality Management, Coordination of Design Consultants and sub-contractors, Value Engineering Works, Approval of Monthly Interim Reports, Progress Reporting to third parties such as Marriott and WTC.