Design build construction service for US embassy ulaanbaatar

Active Definitive Contract Awarded Last action

Contract number
19AQMM26C0243
Awardee
Awarding agency
Obligated
$484,206,341

Award facts

Opportunity
Contract value 100% obligated
$484,206,341.00 Current and potential, with all options
Completion date 1% complete
Current and potential, with all options
Funding agency
Bureau of Overseas Building Operations Department of State
NAICS code
236220 Commercial and Institutional Building Construction
PSC
Y1AA Construction Of Office Buildings
Set-aside
No set-aside
Competition
Full and Open Competition · 2 offers Negotiated Proposal / Quote
Pricing
Firm Fixed Price
Place of performance
Birmingham, AL 35209, USA

Award details come from SAM.gov/FPDS.

About this award

The Department of State's Bureau of Overseas Building Operations awarded a $484.2 million definitive contract to Caddell Construction CO. (De), LLC for design-build construction of a new Embassy Compound in Ulaanbaatar, Mongolia on October 1, 2026, under firm fixed-price terms with no set-aside.

The originating solicitation, posted January 21, 2025, solicited design-build services for a comprehensive diplomatic facility on a 4.01-hectare site in Ulaanbaatar. The project encompasses a 12,024 GSM office building, residential facilities, recreational spaces, storage areas, access control points, utility infrastructure, and parking. The solicitation required offerors to obtain a Defense Counterintelligence and Security Agency Secret Facility Clearance with Secret safeguarding capability within 180 days of pre-qualification notice and mandated attendance at a site visit within 10–15 days of RFP issuance. The selected Architect/Engineer serves as Designer of Record for comprehensive construction drawings and specifications across specialized disciplines.

Place of performance is Birmingham, AL 35209. Ultimate completion date is January 1, 2032. The contract falls under NAICS code for Construction of Buildings, competed in full and open competition.

Quick answers

Who was awarded contract 19AQMM26C0243?

19AQMM26C0243 was awarded to Caddell Construction CO. (De), LLC by Office of Acquisition Management (Department of State) on October 1, 2026.

How much is contract 19AQMM26C0243 worth?

The government has obligated $484,206,341 on 19AQMM26C0243.

Which agency awarded contract 19AQMM26C0243?

Office of Acquisition Management (Department of State) awarded 19AQMM26C0243, with funding from Bureau of Overseas Building Operations (Department of State).

Was contract 19AQMM26C0243 competed?

The extent of competition for 19AQMM26C0243 was full and open competition. The government received 2 offers.

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