This Sources Sought opportunity from Department Of Commerce was posted on May 1, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.
Building 215 Clean Room HEPA Filter Replacement
Contract Overview
Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.
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The U.S. Department of Commerce’s National Institute of Standards and Technology (NIST) is conducting market research to identify qualified small businesses capable of performing a comprehensive cleanroom system upgrade at Building 215 within the Advanced Measurement Laboratory in Gaithersburg, Maryland. The facility houses an 1,800-square-meter cleanroom, including 750 square meters of Class 100 environment, and the work involves the complete replacement of approximately 1,200 terminal supply HEPA filters, along with the replacement of 70 variable air volume terminal units, 54 airflow monitors, and the installation of 32 new exhaust air valves. The project requires extensive diagnostics and repair of control systems, ductwork modifications, rebalancing of air handling units and exhaust systems, and full cleanroom recertification. The work must be executed in a phased manner, isolating and shutting down each of the 14 cleanroom bays individually to maintain continuous operations in adjacent areas, with each outage window limited to a maximum of nine calendar days to avoid costly disruptions to ongoing research. Liquidated damages will be applied for delays beyond this window, as well as for equipment downtime that impacts research activities, with rates tied to current CNST operational cost metrics. Contractors must demonstrate proven experience with complex cleanroom retrofits exceeding $1.5 million within the last five years, including the ability to work around irreplaceable scientific equipment without damage and to perform 24/7 operations spanning Friday evenings through weekends until each bay is restored. The project demands strict adherence to cleanroom protocols, including proper containment, environmental monitoring, and compliance with Federal Standard 209E for air quality, HEPA efficiency (≥99.99% for 0.3-micron particles), and room pressure differentials (minimum 1.2 Pa). All work must be conducted under NIST’s access controls, with no public disclosure of project details permitted without written approval. Respondents must be small businesses registered under NAICS code 236220 and must submit a capability statement not exceeding 15 pages, including company details, UEI number, socioeconomic certifications, and past performance evidence. The solicitation is structured as a total small business set-aside under FAR 19.5, and while this announcement is not a guaranteed procurement, it is the preliminary step to determine vendor capacity for a future competitive acquisition. Submissions must be electronically sent to Richard Stevens by January 3
General Info
Agency
NAICS
Place of Performance
Gaithersburg, MD, 20899, USASet-Aside
Timeline
Submission Closed
Organization & Contact Information
Full Description
SOURCES SOUGHT
Project#19-43 – B215 Clean Room HEPA Filter Replacement
Disclaimer
This announcement is not a Request for Proposals (RFP) and does not commit the Government to award a contract now or in the future. No solicitation is available currently. The purpose of this sources sought is to identify organizations with the requisite qualifications to provide the services stated herein. Based on capability statements received in response to this Sources Sought Announcement this acquisition may be solicited as a 100% small business set aside. All small business organizations (SB SDB, WOSB, HUBZone, and VOSB and SDVOSB) are encouraged to respond to this notice.
Requirement
The NIST Gaithersburg Advanced Measurement Laboratory (AML) was completed and occupied in 2005. It is one of the most advanced laboratories of its type in the world. Building 215 is the cleanroom facility within the AML complex, housing an 1800 square meter cleanroom, of which 750 square meters is Class 100. More information is available at: https://www.nist.gov/cnst
A Contractor will perform a series of task that consists of evaluating and adjusting airflows within the Building 215 cleanroom. The tasks to be performed include:
- Perform Pre-demolition testing of mechanical equipment.
- Replace ~70 variable air volume terminal units.
- Repair and perform diagnostics of existing control systems to confirm operation of existing dampers, valves and sensors.
- Replace ~54 existing airflow monitors.
- Install ~32 new exhaust air valves to control exhaust branch ductwork airflows.
- Repair or modify existing exhaust or supply ductwork.
- Replace all ~1200 existing terminal supply HEPA filters, repair supply connections, balance and certification new HEPA filter.
- Rebalance air handling units, exhaust fans, exhaust tools to airflows.
- Perform rebalance of cleanroom to maintain proper room pressurization.
- Perform recertification of cleanroom.
- Verify and repair/replace capped ducts as needed.
The specific purpose of this sources sought announcement is to determine if there are any small businesses, within the parameters identified above, that can provide the services identified.
Specific criteria being sought are:
- The ability to meet the 10 tasks listed above
- Relevant and recent experience completing tasks similar to these
- The ability to work 24/7 starting Friday evenings, through the weekend, and onward until outages of cleanrooms are brought back online (maximum 9 calendar days per outage). Liquidated Damages to be applied to work that extends beyond 9 calendar days due to lost research time.
- The ability to schedule, plan, and contain cleanroom bays from adjacent spaces to limit outages. The Cleanroom facility comprises 14 individual Cleanroom bays, each connected via equipment galleys, corridors, gowning areas, and other support spaces. NIST requires that each Cleanroom Bay be isolated and shut down individually during each phase of construction, allowing the remaining bays to remain operational. This phased approach will continue until construction is completed in all Cleanroom areas. Sample phasing plan and HEPA Filter counts attached.
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Confirm the ability to meet the work schedule requirements based on the number of HEPA filters per phase to work 24/7 starting Friday evenings, through the weekend, and onward until outages of cleanrooms are brought back online (maximum 9 calendar days per outage).
- The ability to protect and work around irreplaceable, existing tools and equipment to prevent damage. Information on existing equipment is available at: https://www.nist.gov/cnst/equipment The contractor will maintain adequate insurance for repair, replacement, and manufacturer recertification of any damaged equipment and Liquidated Damages to be applied to equipment downtime due to lost research time at rates established by CNST. Current (December 2020) rates are currently available at: https://www.nist.gov/system/files/documents/2020/12/15/NanoFab_Rates_Dec_2020.pdf
- The ability to manage specialty trades while teaming closely with the Owner to deliver project requirements
Baseline Progression and Assumptions for Filter replacements include:
- Setup scaffolding, laboratory equipment protection, and temporary partitions
- HEPA filter & housing replacement:
- Construction crew(s) will be assigned to remove the HEPA devices
- Construction crew(s) will be assigned to remove the gel gasketing, clean the construction space, and do miscellaneous tasks
- Construction crew(s) will be assigned to install the new HEPA devices.
- Balancing:
- Rebalance AHUs
- Rebalance HEPA devices and room pressurization
- HEPA certification
- Remove scaffolding, laboratory equipment protection, and temporary partitions
- Final cleaning of space
- Area of work cleanroom certification
Requested Information
Interested, capable contractors (parties) shall submit a capability statement in response to this Sources Sought Notice, including at a minimum the following:
- Technical discussion of Contractor ability to perform the type of services described above;
- Name of Company, Company Address, Company Unique Entity Identifier (UEI) Number, and Company point of contact including name, telephone number, and email address.
- Business Socioeconomic Status (i.e. Large, Small, Small Disadvantaged, Woman Owned Small Business, Veteran Owned Small Business, Service-Disabled Veteran Owned Small Business, 8(a), Hubzone Small Business) based upon NAICS Code 236210 Industrial Building Construction and/or 236220 Commercial and Institutional Building Construction;
- Describe project experiences and past performance with similar types of requirements of similar scope and magnitude per the criteria noted in above. Project experience shall include projects greater than $1.5M which were completed within the last 60 months.
The total number of pages to reply to this source sought shall not exceed 15 pages.
Please submit Capabilities Statements electronically via e-mail to Richard.Stevens@nist.gov using the subject line Response to RFI Number NB195000-26-00181 by no later than 1/30/2026 at 4:00 p.m. EST.
Summary
Once the results of this market research are obtained and analyzed for NIST's minimum requirements, NIST may solicit a competitive procurement and subsequently award a contract.
THIS IS A REQUEST FOR INFORMATION (RFI) ONLY to identify sources that can provide Clean Room maintenance and repair.
The information provided in the RFI is subject to change and is not binding on the Government. NIST has not made a commitment to procure any of the services discussed, and release of this RFI should not be construed as such a commitment or as authorization to incur cost for which reimbursement would be required or sought. All submissions become Government property and will not be returned.
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