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3 S ENGINEERING, LLC

Subsidiary ofSIERRA NEVADA CORPORATIONUEI: C4FML2AL9LQ5CAGE: 6T3Y2

3 S ENGINEERING, LLC is a federal contractor, registered under UEI C4FML2AL9LQ5 and CAGE code 6T3Y2. It has been awarded $6,617,251 in federal contracts. Primary work spans All Other Professional, Scientific, and Technical Services, Aircraft Manufacturing, and Other Aircraft Parts and Auxiliary Equipment Manufacturing. Top awarding agencies include Department Of Defense (dod), National Aeronautics And Space Administration (nasa), and Department Of State (dos).

Contact Information

Registration and classification details

Websitehttps://www.3s-engineering.com/

Address123 Main St, City, ST 12345

Registration

UEI Code

C4FML2AL9LQ5

CAGE Code

6T3Y2

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit OrganizationLimited Liability Company

NAICS Codes

541330Engineering Services(Primary)

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

3 S ENGINEERING, LLC is a specialized engineering services firm operating under NAICS 541330, indicating a focus on engineering services, likely encompassing systems engineering, technical analysis, and design support for government infrastructure and technical programs. The company delivers tailore...

Key Performance Metrics

Awards Count

58

All time

Active

0

Currently performing

Completed

58

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency

Department Of Defense (dod)$5.9M89.8%National Aeronautics And Space Administration (nasa)$354.1K5.4%Department Of State (dos)$217.2K3.3%Department Of Homeland Security (dhs)$106.1K1.6%

Awards by NAICS

541990 - All Other Professional, Scientific, and Technical Services$3.0M45.1%336411 - Aircraft Manufacturing$2.5M37.7%336413 - Other Aircraft Parts and Auxiliary Equipment Manufacturing$394.7K6%481212 - Nonscheduled Chartered Freight Air Transportation$354.1K5.4%339113 - Surgical Appliance and Supplies Manufacturing$217.2K3.3%488190 - Other Support Activities for Air Transportation$171.8K2.6%

Awards by Agency Over Time

Awards by Place of Performance

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DETROIT JCC-2026-40 BACKFLOW PREVENTER TESTING, MAINTENANCE & INSPECTION

Solicitation # detroit-jcc-2026-40-backflow-preventer-testing-maintenance-inspection

Serrato Corporation is seeking licensed contractors for the Detroit JCC-2026-40 project located in Michigan. The scope of work requires the repositioning of the backflow preventer in Recreation building 0004, as well as the provision of comprehensive inspection services for all other backflow preventers across the site. This solicitation falls under NAICS code 541990, with additional relevant codes including 541380 and 238220. This opportunity is set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by the deadline of May 31, 2027. The primary point of contact for this requirement is Toni Robinson.

Serrato Corporation

POSTED

about 5 hours ago

DEADLINE

Strategic Advisory Services for GMS (NA-21)The National Nuclear Security Administration, under the Department of Energy, is forecasting a contract for Strategic Advisory Services for GMS (NA-21). This requirement falls under NAICS code 541990 and is designated for performance in the District of Columbia. The current incumbent contractor for these services is Hunatek System Solutions LLC. Administrative inquiries regarding this opportunity are directed to Chelsea Murphy, the Small Business Program Manager. While the forecast was posted on October 25, 2026, the specific set-aside details are listed as other.

National Nuclear Security Administration

POSTED

about 5 hours ago

DEADLINE

Specialized Information on Middle East Energy and Oil and Gas MarketsThe Department of Energy is forecasting a requirement for specialized information regarding energy and oil and gas markets within the Middle East. This procurement, categorized under NAICS code 541990, is intended to be a small business set-aside and will be performed in the District of Columbia. The forecast was posted on October 25, 2026, and identifies Foreign Reports Inc as the incumbent contractor. Interested parties seeking further assistance are directed to contact the Department of Energy headquarters Office of Small and Disadvantaged Business Policy.

Energy and Threat

POSTED

about 5 hours ago

DEADLINE

Idaho State University, Idaho Museum of Natural History Long-term Curation of INL Site Artifacts (and periodic shipment)The Department of Energy Office of Nuclear Energy is forecasting a contract for the long-term curation of INL site artifacts, including periodic shipments, to be performed in Idaho. This project is designated under NAICS code 541990 and involves the professional preservation and management of historical materials. Idaho State University, specifically the Idaho Museum of Natural History, is listed as the incumbent contractor for these services. Interested parties can coordinate with Small Business Program Manager Karen Tappert regarding this upcoming requirement.

Office of Nuclear Energy

POSTED

about 5 hours ago

DEADLINE

IGF::OT::IGF Management of the Oak Ridge Institute for Science and EducationThe Department of Energy Office of Science is forecasting a contract for the management of the Oak Ridge Institute for Science and Education. This requirement is categorized under NAICS code 541990 and will be performed in Tennessee. The current incumbent contractor for these services is Oak Ridge Associated Universities, Incorporated. The forecast was posted on October 25, 2026, and is listed as an other type of set-aside. Interested parties may coordinate with Small Business Program Managers David Riley or Chadsey Kittock for further information regarding this opportunity.

Office of Science

POSTED

about 5 hours ago

DEADLINE

Strategic and Programmatic Support Services for the National Nuclear Security Administration's Office of Global Material Security.The National Nuclear Security Administration, under the Department of Energy, is forecasting a requirement for Strategic and Programmatic Support Services for the Office of Global Material Security. This effort is categorized under NAICS code 541990 and is intended to be a small business set-aside specifically for 8(a) certified firms. The work is expected to be performed in the District of Columbia. The current incumbent for these services is Hunatek System Solutions LLC. Interested parties can coordinate with the Small Business Program Manager, Chelsea Murphy, regarding this upcoming opportunity.

National Nuclear Security Administration

POSTED

about 5 hours ago

DEADLINE

NETL One-Year Consensus Standards Subscriptions Renewal (10/01/2026 - 09/30/2027) per attached NETL Licensed Standards ListThe Department of Energy's Office of Fossil Energy is seeking a one-year renewal for consensus standards subscriptions covering the period from October 1, 2026, through September 30, 2027. This requirement is based on the specific licensed standards list maintained by the National Energy Technology Laboratory and is categorized under NAICS code 541990. The performance of this contract will take place in West Virginia, with Allium US Holding LLC identified as the incumbent contractor. This opportunity is currently listed as a forecast, and inquiries are directed to the Small Business Program Manager, Brian Halstead.

Office of Fossil Energy

POSTED

about 5 hours ago

DEADLINE

OST AOD Arinc Direct, LLC Flight Operations Software (OA AD FOS)The National Nuclear Security Administration, under the Department of Energy, has issued a forecast for the OST AOD Arinc Direct, LLC Flight Operations Software contract. This procurement focuses on flight operations software services and is categorized under NAICS code 336411. The performance of the contract is designated to take place in Maryland. Arinc Incorporated is listed as the incumbent contractor for these services. Interested parties may coordinate with the Small Business Program Manager, Chelsea Murphy, regarding this opportunity.

National Nuclear Security Administration

POSTED

about 5 hours ago

DEADLINE

To provide the Department of Energy's Office of Policy (DoE OP) with real-time global commodity flow intelligence, maritime domain awareness, and expert analytical support to inform energy security d…The Department of Energy's Office of Policy is seeking a subscription for real-time global commodity flow intelligence and maritime domain awareness to enhance energy security decisions and policy analysis. Provided by Kpler Inc., the contract delivers tracking for crude oil, LNG, and refined petroleum products, utilizing a proprietary AIS network and satellite imagery across more than 40 commodities. This capability allows analysts to monitor refinery operations, assess global storage inventories, and support critical tasks such as sanctions monitoring and supply disruption analysis. Beyond data access, the agreement includes expert analytical support, publications, and consulting services to assist with priority requests from the Department of Energy and the White House. The platform supports custom modeling through raw data exports and provides specific insights into Jones Act waiver modeling and PADD V assessments. This initiative ensures the government maintains persistent, data-driven visibility into global energy markets to strengthen national strategic planning.

Office of Policy

POSTED

about 5 hours ago

DEADLINE

Contractor to provide Litigation Support services in accordance with the statement of work.The Department of Energy's Office of Environmental Management is seeking a contractor to provide litigation support services as detailed in the statement of work. This requirement is currently listed as a forecast with the performance of work located in Washington. The project falls under NAICS code 541990 and identifies Joseph B. Schroeder as the incumbent contractor. Administrative inquiries regarding this opportunity are directed to Kenneth Johnson, the Small Business Program Manager. Further details regarding the acquisition can be found through the official Office of Small and Business Programs acquisition forecast.

Office of Environmental Management

POSTED

about 5 hours ago

DEADLINE

NEW 8(a) AWARD Bloomsburie LLC #89303022CHC000013/LQ1638366611V Including: Seed FUNDING for Task w/GC.This 8(a) small business award is issued to Bloomsburie LLC by the Department of Energy's Office of Human Capital Management under contract number 89303022CHC000013/LQ1638366611V. The agreement focuses on providing seed funding for tasks associated with a general contract, falling under NAICS code 541990. The performance of this contract is located in the District of Columbia. As a forecast entry, it identifies Bloomsburie LLC as the incumbent contractor for these specific services within the agency.

Office of Human Capital Management

POSTED

about 5 hours ago

DEADLINE

Award to University of Nevada, Reno to complete tasks 1 and 2 on the statement of work.The Department of Energy, specifically the Office of Environmental Management, has issued a forecast for an award to the University of Nevada, Reno. The primary objective of this contract is for the university to complete tasks 1 and 2 as outlined in the statement of work. The project is categorized under NAICS code 541990 and is designated as an other type of set-aside. Performance for this contract will take place in the state of Washington. The Board of Regents of the Nevada System of Higher Education is listed as the incumbent contractor. For further inquiries, Kenneth Johnson serves as the Small Business Program Manager and the primary point of contact for this acquisition.

Office of Environmental Management

POSTED

about 5 hours ago

DEADLINE

Open Researcher and contributor identification (Application Programming Interface) ContractThe Department of Energy Office of Science is forecasting a contract for the Open Researcher and contributor identification Application Programming Interface. This initiative is categorized under NAICS code 541990 and is slated for performance in Tennessee. The current incumbent contractor for these services is ORCID, INC. The procurement process is managed by Small Business Program Managers David Riley and Chadsey Kittock. While specific set-aside details are listed as other, the forecast was posted on October 25, 2026, to provide advance notice of the agency's intent to acquire these identification API services.

Office of Science

POSTED

about 5 hours ago

DEADLINE

EM BUSINESS MANAGEMENT SUPPORT SERVICES ID/IQThe Office of Environmental Management within the Department of Energy is forecasting an Indefinite Delivery/Indefinite Quantity contract for EM Business Management Support Services. This requirement is categorized under NAICS code 541990 and is designated as a small business set-aside specifically for 8(a) certified firms. The current incumbent for these services is Bluepath Labs LLC. Interested parties may coordinate with the Small Business Program Manager, Kenneth Johnson, regarding this upcoming opportunity.

Office of Environmental Management

POSTED

about 5 hours ago

DEADLINE

Canine Medical Evaluation and Pre-Screening ServicesThe Canine Medical Evaluation and Pre-Screening Services subcontract involves providing specialized medical screenings and health certifications for working dogs under Department of War contracts. Licensed veterinary practitioners are required to conduct comprehensive health evaluations using diagnostic equipment to detect congenital conditions, heritable disorders, and latent medical defects. All services must ensure strict compliance with the health standards established by the 341st Training Squadron, culminating in the delivery of formal health certifications and medical clearance reports. This opportunity is issued by the Department of Defense under the agency FA8053 773 Ess Pkj Mscc and is categorized under NAICS code 541990. The solicitation was posted on October 24, 2026, with a response deadline of November 2, 2026.

FA8053 773 Ess Pkj Mscc

POSTED

about 23 hours ago

DEADLINE

146976 JOINT, INLET EXPANSION REPLACEMENT

Solicitation # 232684

POSTED

DEADLINE

Race Timing ServicesThis subcontract for Race Timing Services at the University of Texas at Austin involves providing professional race timing and results tracking for prime contractors. The selected provider will be responsible for deploying RFID timing chips, transponders, timing mats, and specialized results-processing software to accurately capture participant start and finish times. A critical requirement of the contract is the ability to technically integrate these timing systems with the prime contractor's existing registration platform to ensure seamless data flow and the delivery of final results reports. The opportunity was posted on October 24, 2026, with a response deadline of November 6, 2026. Classified under NAICS code 541990, this project focuses on the technical execution of event timing and data management to support university race events.

University of Texas at Austin

POSTED

DEADLINE

Forensic DNA Expert Witness TestimonyThis subcontract opportunity with the City of Charlotte seeks qualified forensic scientists to provide professional expert witness testimony for prime contractors working on Charlotte-Mecklenburg Police Department projects. The selected provider must be capable of delivering on-site testimony in Charlotte, North Carolina, and ensuring all test-related data and quality control documentation comply with North Carolina discovery statutes and legal standards for expert testimony. The procurement is categorized under NAICS code 541990 and requires the delivery of both in-person testimony and comprehensive discovery documentation. Interested parties should note that the response deadline is November 23, 2026, with the solicitation having been posted on October 23, 2026.

City Of Charlotte

POSTED

DEADLINE