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D.G. O�Brien P.O. Box 159 Seabrook, NH 03874-0159

UEI: SLED_510D2F2DD314579F

D.G. O�Brien P.O. Box 159 Seabrook, NH 03874-0159 is a federal contractor, registered under UEI SLED_510D2F2DD314579F. It has been awarded $42,010 across 1 federal contract. Primary work spans Unknown NAICS. Top awarding agencies include Naval Surface Warfare Center.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_510D2F2DD314579F

Federal Contracting Overview

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

Key Performance Metrics

Awards Count

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Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

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Grants

Prime · all time

Subgrants

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Award Analytics & Distribution

Awards by Agency

Naval Surface Warfare Center$42.0K100%

Awards by NAICS

- Unknown NAICS$42.0K100%

Awards by Agency Over Time

Awards by Place of Performance

Open opportunities in D.G. O�Brien P.O. Box 159 Seabrook, NH 03874-0159's top NAICS codes and agencies

Sole Source to Innovative Professional Solutions for Conditional Assessment and Repair Events (CARE) Mine Hunting Sonar Set

Solicitation # N61331-26-Q-JK40

The contract is a sole-source award to Innovative Professional Solutions for the provision of Conditional Assessment and Repair Events (CARE) Mine Hunting Sonar Set solutions, exclusively justified and authorized under the specified procurement criteria. It is issued by the Naval Surface Warfare Center under the Department of Defense, with the solicitation number N61331-26-Q-JK40 and a NAICS code of 336611, indicating a focus on ship and boat building and repairing. The opportunity was posted on August 5, 2026, with a response deadline of August 10, 2026, at 4:00 PM, and is classified as a combined contract, meaning it may include various types of procurement actions. Performance will be conducted at Panama City Beach, Florida, 32407, with no set-aside designation applied, and the primary point of contact is Jamell L. Kilgore, reachable via email at jamell.l.kilgore.civ@us.navy.mil.

Naval Surface Warfare Center

POSTED

about 12 hours ago

DEADLINE

Sole Source to Sierra Circuits, Inc. for Printed Wiring Assemblies Fabrication per attachments

Solicitation # N61331-26-Q-KS48

The U.S. Navy, through the Naval Surface Warfare Center in Panama City Beach, Florida, has issued a sole source solicitation for the fabrication of printed wiring assemblies to Sierra Circuits, Inc., based on a justified exclusivity determination. This procurement, identified by solicitation number N61331-26-Q-KS48, is categorized as a combined action under NAICS code 334418 and does not include any set-aside provisions. Interested vendors must submit their quotes by the deadline of August 10, 2026, at 4:00 PM Eastern Time, and all responses must include mandatory supporting documentation: a capabilities statement, proof of past performance on similar projects, and a valid CAGE code. The contract is for work to be performed at the Navy’s facility in Panama City Beach, Florida, and all proposals will be evaluated only if submitted by the stated cut-off date. Primary point of contact for inquiries is Kaitlin Summerville, with Jamell L. Kilgore serving as the secondary contact.

Naval Surface Warfare Center

POSTED

about 12 hours ago

DEADLINE

Small Business Set-Aside for Hydraulics International Brand Electric Driven Booster Pump Per Attachments

Solicitation # N61331-26-Q-JK39

This procurement is a Small Business Set Aside for the acquisition of a Hydraulics International Brand Electric Driven Booster Pump, with all requirements detailed in the attached documents. Quotes must be submitted via email to jamell.l.kilgore.civ@us.navy.mil no later than 11:00 a.m. Central Time on Monday, August 10, 2026, and must include the solicitation number N61331-26-Q-JK39 and vendor name in the email subject line. Submissions must be on company letterhead, include full product specifications, CAGE code, lead time, and confirm the ability to invoice via Wide Area Workflow. Shipping costs must be itemized separately if not included in the unit price. The government will not accept late, partial, or incomplete submissions, and vendors must ensure receipt of a confirmation response by the deadline or contact the primary point of contact, Jamell L. Kilgore. Award will be made based on best value, weighing pricing, delivery timelines, product quality, and past performance. Payment terms are NET 30 days. The solicitation is issued by the Naval Surface Warfare Center in Panama City Beach, Florida, under NAICS code 333914, and is reserved entirely for small businesses.

Naval Surface Warfare Center

POSTED

about 12 hours ago

DEADLINE

Miscellaneous Infrastructure SupplyThe contract titled Miscellaneous Infrastructure Supply is a small business set-aside subcontract issued by the Naval Surface Warfare Center under the Department of Defense, aimed at procuring ancillary infrastructure components for the OSF-CS lab. It specifically requires the supply of cooling units, mounting hardware, and environmental controls necessary to support operational requirements at the facility located in Panama City Beach, Florida, with a zip code of 32407. The North American Industry Classification System code for this procurement is 423430, indicating it falls under wholesale trade of electronic and other equipment components. The solicitation was posted on August 4, 2026, with a firm response deadline of August 6, 2026, at 4:00 PM Eastern Time, indicating a very short procurement window. The contract is designated as a total small business set-aside, meaning only businesses certified as small under SBA guidelines are eligible to respond. While no point of contact or additional agency office details are listed, interested parties must submit proposals via the provided SAM.gov link before the deadline. The scope is narrowly focused on infrastructure support equipment with no indication of installation or maintenance services being included.

Naval Surface Warfare Center

POSTED

DEADLINE

in about 16 hours

Cybersecurity & RMF Compliance SupportThe contract seeks a small business to provide comprehensive cybersecurity services aligned with NIST 800-171 and DFARS 52.204-7012 requirements, focusing on STIG/SRG compliance, vulnerability scanning, eMASS system entries, and timely cyber incident reporting. These services are essential for maintaining the integrity and security of information systems under the Department of Defense’s purview, ensuring adherence to federal cybersecurity standards and regulatory obligations. The work will be performed at Panama City Beach, Florida, with all deliverables expected to meet strict compliance benchmarks for defense-related systems. This is a subcontract opportunity with a small business set aside designation, managed by the Naval Surface Warfare Center under NAICS code 541611 for computer systems design services. Responses are due by August 6, 2026, and the contract is posted on SAM.gov with the intent to secure a capable small business vendor experienced in risk management framework (RMF) processes and DoD cybersecurity protocols. Performance must reflect a deep understanding of DoD cyber policies, accurate system documentation, and immediate responsiveness to security events to safeguard controlled unclassified information.

Naval Surface Warfare Center

POSTED

DEADLINE

in about 16 hours

Cabling, KVM, and Network InfrastructureThe contract requires the installation of structured cabling, KVM switches, and network infrastructure to support OSF-CS operations within a secure government facility located in Panama City Beach, Florida, with a zip code of 32407. This is a subcontract under the Small Business Set Aside program, specifically designated as a Total Small Business Set Aside, and is classified under NAICS code 268120 for telecommunications installation. The work is intended for the Naval Surface Warfare Center, an agency under the Department of Defense, and must comply with the stringent security and operational standards applicable to federal installations. All proposals must be submitted by the deadline of August 6, 2026, at 4:00 PM Eastern Time, following the posting of the opportunity on August 4, 2026. The performance location is fixed and no alternative locations are permitted, and the project demands expertise in secure infrastructure deployment tailored to government operational requirements.

Naval Surface Warfare Center

POSTED

DEADLINE

in about 16 hours

UPS, Rack, and PDU InstallationThe contract pertains to the installation of uninterruptible power supplies, server racks, and power distribution units within the OSF-CS laboratory environment located in Panama City Beach, Florida, under a Small Business Set Aside designation. The work is classified under NAICS code 238210, indicating it falls within the electrical contracting sector, and is being issued as a subcontract by the Naval Surface Warfare Center under the Department of Defense. The solicitation was posted on August 4, 2026, with a response deadline set for August 6, 2026, indicating a very short window for potential bidders to submit proposals. All equipment installation activities are to be performed at the specified location, and the contract is restricted to small businesses as defined by the SBA. There is no designated point of contact listed, and the full details of the solicitation must be accessed through the provided SAM.gov link.

Naval Surface Warfare Center

POSTED

DEADLINE

in about 16 hours

Secure Storage ConfigurationThe contract seeks the supply and configuration of secure storage systems designed to integrate with the virtualized OSF-CS environment, ensuring full compliance with NIST and DISA security standards. This effort is critical for maintaining the integrity, confidentiality, and availability of sensitive data within a defense-focused virtualized infrastructure. The work must be performed in Panama City Beach, Florida, with all systems meeting rigorous federal cybersecurity requirements and being tailored to operate seamlessly in the specified operational environment. This is a subcontract classified under a Small Business Set Aside, total, with a NAICS code of 334614, indicating it pertains to communications equipment manufacturing. The solicitation was posted on August 4, 2026, with responses due by August 6, 2026, leaving a narrow window for qualified small businesses to apply. The contracting authority is the Naval Surface Warfare Center under the Department of Defense, underscoring the mission-critical nature of the systems involved and the importance of timely, secure, and standards-compliant delivery.

Naval Surface Warfare Center

POSTED

DEADLINE

in about 16 hours

Virtualization Server Supply & ConfigurationThe contract calls for the supply and configuration of commercial off-the-shelf virtualization servers to support the modernized OSF-CS lab environment at the Naval Surface Warfare Center in Panama City Beach, Florida, with a ZIP code of 32407. The effort is structured as a subcontract under a Small Business Set Aside designation, meaning only eligible small businesses may bid, and it falls under the NAICS code 334111 for computer and peripheral equipment manufacturing. The solicitation was posted on August 4, 2026, with a strict response deadline of August 6, 2026, at 4:00 PM, requiring timely submission from qualified vendors. The goal is to enhance the laboratory’s infrastructure by deploying standardized, pre-vetted virtualization hardware tailored to meet the performance and compatibility needs of the upgraded OSF-CS system. All work must be performed at the specified place of performance, and the award will support the Department of Defense’s broader mission of modernizing critical test and evaluation capabilities.

Naval Surface Warfare Center

POSTED

DEADLINE

in about 16 hours

OSF-CS Systems Engineering & IntegrationThe contract titled OSF-CS Systems Engineering & Integration involves the comprehensive reconstitution of a laboratory environment to modernize aging infrastructure, specifically targeting the replacement of obsolete hardware and software components. A primary objective is to establish a Windows 11-compliant baseline across all systems, ensuring alignment with current security and operational standards. This effort includes the phased migration of the OSF-CS control system, which requires careful planning and execution to minimize disruption while maintaining system integrity and functionality throughout the transition. The work is scoped to ensure technical compatibility, operational continuity, and long-term sustainability of the lab’s mission-critical systems. This subcontract is designated as a Small Business Set Aside under the NAICS code 541330 for Systems Engineering and Technical Assistance, reflecting the government’s intent to support small business participation. The opportunity was posted on August 4, 2026, with a response deadline of August 6, 2026, and is managed by the Naval Surface Warfare Center under the Department of Defense. Performance will take place at Panama City Beach, Florida, with a zip code of 32407. The scope requires detailed systems engineering, integration expertise, and a proven ability to manage complex technology transitions under strict compliance requirements, targeting both operational readiness and future scalability of the control environment.

Naval Surface Warfare Center

POSTED

DEADLINE

in about 16 hours

TECHNICAL, ENGINEERING, AND LOGISTICS SUPPORT SERVICES

Solicitation # N6426726R3004

The U.S. Navy, through the Naval Surface Warfare Center in Norco, California, is seeking information on technical, engineering, and logistics support services under solicitation number N6426726R3004, classified under NAICS code 541330. This sources sought notice is purely advisory and does not constitute a solicitation, request for proposal, or any commitment by the government to award a contract. Respondents are encouraged to voluntarily submit capability statements by 2:00 PM Pacific Daylight Time on August 19, 2026, to help the government assess industry capabilities and shape potential future procurement actions. No funds are available to cover the cost of response preparation, and submissions will not be compensated. The primary point of contact for inquiries is Robert Soto, with Antonia Roman-Varela as the secondary contact, both reachable via email and phone listed in the notice. Performance of any resulting work, if awarded, would occur in Norco, California, with the government maintaining full discretion over whether to proceed with a contract based on the information received.

Naval Surface Warfare Center

POSTED

DEADLINE

Small Business Set Aside for Ocean Simulation Facility Modernization per attachments- CMMC Level 1 Required

Solicitation # N61331-26-Q-KS47

This procurement is a Small Business Set Aside under solicitation N61331-26-Q-KS47 issued by the Naval Surface Warfare Center in Panama City Beach, Florida, for the modernization of an Ocean Simulation Facility. Bidders must submit quotes on company letterhead with full specifications to kaitlin.h.summerville.civ@us.navy.mil no later than 11 a.m. Central Time on Thursday, August 6, 2026; late or incomplete submissions will not be accepted. The contract requires Cybersecurity Maturity Model Certification Level 1 to be completed prior to award, and all vendors must provide their CAGE code and lead time. Pricing must be structured across six clear CLINs covering labor, virtualization server, storage configuration, UPS/rack/PDU, cabling/KVM/network, and miscellaneous infrastructure. Shipping costs must be itemized if not included in the base price, and vendors must be capable of invoicing through WAWF with NET 30 payment terms. Award will be determined based on best value, evaluating price, delivery, quality, and past performance. The North American Industry Classification System code is 541512, and all product details and quantities are provided in the attached documents.

Naval Surface Warfare Center

POSTED

DEADLINE

in about 16 hours

AV Equipment Upgrade for Split Conference Rooms

Solicitation # N6426726Q5012

The Naval Surface Warfare Center Corona Division is conducting market research through a sources sought notice for the upgrade of AV equipment in split conference rooms, identified by solicitation number N6426726Q5012 and NAICS code 541519. The notice is not a solicitation and does not commit the government to award a contract; it is solely intended to gather industry input on capabilities and market conditions. Respondents are asked to submit a capability statement by June 24, 2026, to Brian Staub at brian.a.staub2.civ@us.navy.mil, including company name, address, point of contact, CAGE code, UEI number, business size under NAICS 541519, estimated unit price and lead time, and feedback on the draft statement of work. The effort focuses on modernizing collaborative conferencing systems in Washington Navy Yard facilities, requiring the integration of contractor-furnished equipment such as Samsung 65-inch 4K displays, mobile lockable 19-inch half-racks, AV switches, control systems, and web conferencing tools, alongside government-furnished secure KVM equipment. The system must support AV cross-connects between collocated systems and be interoperable across future upgrade waves. Deliverables include as-built CAD drawings per CDRL A002 and annotated source code for the AV control system, developed using Crestron platforms. All contractor personnel must meet DoD base access requirements, including background checks, government-issued photo ID, proof of vehicle liability insurance, and citizenship disclosure. The contractor must provide a one-year warranty covering workmanship, hardware, and software, and install electrically lit signage indicating “Unclassified Meeting in Progress” and “Classified Meeting in Progress.” The proposed period of performance is from October 1, 2026, to February 28, 2027, with performance occurring at 614 Sicard Street SE, Washington Navy Yard, DC 20376. No funds are provided for response preparation, and all submissions are voluntary and non-binding.

Naval Surface Warfare Center

POSTED

DEADLINE

Logistics and Shipment of AssembliesThe contract specifies the logistics, packaging, labeling, and delivery of completed MK11 Battery Interface Assemblies from TBE to the Naval Surface Warfare Center at Panama City Beach, Florida, with a zip code of 32444. The work involves ensuring proper handling and transportation of sensitive military equipment in compliance with all applicable military and federal standards for packaging and labeling to guarantee safe and secure transit. The contract is classified as a subcontract under NAICS code 484220, which pertains to truck transportation for local and long-distance freight services, indicating that the primary focus is on the movement and logistics management of the assemblies. The project is issued under the Department of Defense, with performance centered at the NSWC Panama City Beach facility, and the solicitation was posted on August 3, 2026, signaling an upcoming procurement timeline that will require timely execution to meet operational readiness requirements.

Naval Surface Warfare Center

POSTED

DEADLINE

Technical Data Package (TDP) and CUI Compliance SupportThe contract supports the management, documentation, formatting, and safeguarding of technical drawings, test reports, and manufacturing records in compliance with Controlled Unclassified Information protocols. It focuses on ensuring that all technical data packages are accurately organized, properly labeled, and protected according to federal CUI standards to maintain integrity and security throughout the lifecycle of defense-related documentation. The work is structured to uphold stringent requirements for handling sensitive but unclassified technical information within the Department of Defense ecosystem. This subcontract, issued by the Naval Surface Warfare Center under NAICS code 541330, requires performance at a location with zip code 32444. The contract emphasizes strict adherence to regulatory frameworks governing the storage, transmission, and archival of technical records, with an emphasis on precision in formatting and rigorous control measures to prevent unauthorized access or data exposure. No set-aside designation is specified, and the effort serves to reinforce the Department of Defense’s operational security posture through consistent compliance and expert handling of technical data.

Naval Surface Warfare Center

POSTED

DEADLINE

Electronics Integration and Testing ServicesThe contract involves the integration and testing of battery management circuitry, sensors, and interface electronics within the MK11 assembly, requiring thorough diagnostics and calibration to ensure system reliability and performance. The work focuses on embedding and validating electronic components critical to battery operation, with an emphasis on functional accuracy, signal integrity, and compatibility within the existing hardware architecture. All activities must meet stringent military-grade standards for durability, safety, and operational readiness under varied environmental conditions. This subcontract is issued under the NAICS code 334511 for Electronic Component and Product Manufacturing by the Naval Surface Warfare Center, part of the Department of Defense, with performance expected to occur in a location identified by the zip code 32444. The solicitation was posted on August 3, 2026, and the work is intended for direct technical execution in support of defense systems requiring precision electronic subsystem integration. No set-aside provisions or award restrictions are specified, and the point of contact details are not provided.

Naval Surface Warfare Center

POSTED

DEADLINE

Precision Fabrication of Battery Interface Assembly ComponentsThe contract pertains to the precision fabrication of custom metal components intended for the MK11 Battery Interface Assembly, including housings, brackets, and internal structural parts. These parts must meet exacting engineering specifications to ensure functional integrity and compatibility within the assembly, supporting the operational requirements of naval systems. The work is classified as a subcontract under NAICS code 332510, which designates it within the metal forging and stamping industry, indicating the need for advanced manufacturing capabilities and quality control standards. Performance of the contract is to occur at a location with a zip code of 32444, associated with the Naval Surface Warfare Center under the Department of Defense. Although the solicitation number and point of contact are not provided, the contract was posted on August 3, 2026, and is positioned as a subcontract within the broader defense supply chain. No set-aside designation or organizational type is specified, suggesting the opportunity is open to qualified prime contractors or subcontractors with demonstrated expertise in high-precision metal fabrication for defense applications.

Naval Surface Warfare Center

POSTED

DEADLINE

REQUEST FOR INFORMATION FOR EMERGENCY AIR BREATHING RESPIRATOR

Solicitation # N6133126SNQ38

The Naval Surface Warfare Center, Panama City Division, is seeking information on existing Emergency Air Breathing (EAB) respirators designed for use aboard U.S. Navy submarines during Immediately Dangerous to Life or Health situations. The EAB must include a full facepiece with a speaking diaphragm, an adjustable head harness, a second-stage demand regulator, a connection manifold with an integral belt clip, an 8-foot air supply hose, and a voice amplification device. It must also accommodate a Bag Valve Mask Adapter and a 25-foot air supply hose if necessary. The device must be compatible with existing submarine air supply manifolds using ¼-inch male and female Schrader-type twist-lock fittings, specifically the Foster SHD10 plug and Foster SHD3003 socket. The respirator is intended for stowed, quick-access deployment by crew members during firefighting or other emergency scenarios requiring respiratory protection. Responses must be submitted via email to james.i.fulton2.civ@us.navy.mil no later than August 29, 2026, and should include company name, mailing address, CAGE code, phone number, and point of contact, along with a detailed technical capability statement. Proprietary information must be clearly marked, and all submissions become government property with no return allowed. Participation is voluntary, and responding does not guarantee future contract opportunities, nor does non-response preclude future engagement should a solicitation be issued. This is strictly a Request for Information under FAR Part 10.002(b)(iii), with no obligation to procure, and all response costs are at the respondent’s expense. The procurement falls under FSC 4240 and NAICS 339113, with a small business size standard of 1,000 employees. Questions may be directed to either james.i.fulton2.civ@us.navy.mil or theresa.r.hansen.civ@us.navy.mil.

Naval Surface Warfare Center

POSTED

DEADLINE