# New Prototype Enclave B657 (STAR)

Canonical: https://abierto.us/opportunities/b671471

- Solicitation number: B671471
- Notice type: Sources sought
- Status: Closed. Deadline was September 10, 2025 at 8:00 PM EDT
- Department: Department of Energy
- Contracting office: LLNS – DOE Contractor (899011)
- Place of performance: Livermore, California
- County: Alameda County (FIPS 06001). https://abierto.us/counties/alameda-county-ca-06001
- City: Livermore. https://abierto.us/cities/livermore-ca-0641992
- First posted: August 4, 2025
- Last posted: August 4, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/f2d8ddc5d61446c09a80042365e7c9b9/view

## Description

Lawrence Livermore National Security, LLC (hereinafter called “LLNS”) is seeking sources for the performance of Construction Services for 16.110 sqft ground up single story Prototype lab space in support of LLNS’ requirements. The services will entail construction.

Only contractors that have considerable expertise and experience in ground-up construction of buildings of similar size and function, have experience with CMU / Architectural Metal and Insulated buildings, have worked with Federal or similar institutions, can meet LLNS prequalification requirements, and who possess the necessary contractor qualifications, including Safety & Financial, will be considered.

Interested contractors should submit detailed information on their qualifications and capabilities via e-mail to Daniela Pac, at pac1@llnl.gov. Prequalification packages should be sent to Lisa Cabral at cabral8@llnl.gov, CC: Daniela Pac at pac1@llnl.gov.

## Publications

- August 4, 2025: Sources sought, due September 10, 2025 at 8:00 PM EDT. Notice 5acbc141ba614928a19612e35594c661. https://sam.gov/workspace/contract/opp/5acbc141ba614928a19612e35594c661/view
- August 4, 2025: Sources sought, due September 10, 2025 at 8:00 PM EDT. Notice f2d8ddc5d61446c09a80042365e7c9b9. https://sam.gov/workspace/contract/opp/f2d8ddc5d61446c09a80042365e7c9b9/view

## Points of contact

- Daniela Pac, pac1@llnl.gov

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/b671471.