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NAICS Code· 221121

Electric Bulk Power Transmission and Control

This U.S. industry comprises establishments primarily engaged in operating electric power transmission systems and/or controlling (i.e., regulating voltages) the transmission of electricity from the generating source to distribution centers or other electric utilities. The transmission system includes lines and transformer stations. Cross-References. Establishments primarily engaged in--Show more

NAICS 221121 – Electric Bulk Power Transmission and Control covers the design, construction, maintenance, and operation of high-voltage electric transmission systems that transport bulk electricity from generating stations to distribution networks. This includes substations, transformers, circuit breakers, protective relays, SCADA systems, and grid control centers that enable real-time monitoring, load balancing, and grid stability.

3
Active Contracts
$19.0M
Total Obligations (12mo)
32
Awarded Contracts (12mo)
12
Contractors Awarded (12mo)
-25.9%
YoY Growth

Contract Opportunities

Active solicitations and awarded contracts classified under NAICS 221121 — Electric Bulk Power Transmission and Control.

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NAICS 221121 FAQ

Frequently Asked Questions

NAICS code 221121 covers Electric Bulk Power Transmission and Control. This U.S. industry comprises establishments primarily engaged in operating electric power transmission systems and/or controlling (i.e., regulating voltages) the transmission of electricity from the generating source to distribution centers or other electric utilities. The transmission system includes lines and transformer stations. Cross-References. Establishments primarily engaged in--

Recently Posted in Electric Bulk Power Transmission and Control

NAICS: 221121
New
DIBBS
POWER SUBSTATION, ELThe Defense Logistics Agency, under the Department of Defense, has issued a solicitation for the procurement of 18 Power Substations, identified by NSN 6150-01-720-5828, through Purchase Request 7017272781. The solicitation, designated SPE4A6-26-T-04RP, was posted on July 8, 2026, and responses are due by July 16, 2026, at 5:00 PM. This is a federal procurement action with no specified set-aside type or NAICS code, indicating it is open to all qualified vendors without limitations based on business size or category. The power substations are intended for federal use, with no specific place of performance identified, implying delivery may be directed to various military or defense installations across the United States. Interested parties must submit proposals via the DIBBS portal using the provided UI link before the deadline to be considered for award.
Defense Logistics Agency

POSTED

4 days ago

DEADLINE

in 4 days
View Details
NAICS: 221121
New
Transmission Line Engineering & Field SupportThe contract titled Transmission Line Engineering & Field Support seeks a subcontractor to provide comprehensive technical support for transmission systems, including structural analysis, maintenance planning, field inspections, and engineering documentation. The work is focused on ensuring the reliability and integrity of transmission infrastructure under the oversight of the Department of Energy’s Western Area Power Administration, Desert Southwest Customer Service Region, with performance centered in Phoenix, Arizona, ZIP 85009. The solicitation is categorized as a subcontract under the SBA set-aside program, indicating a preference for small business participation, and falls under NAICS code 221121, which corresponds to electric power generation, transmission, and distribution. The opportunity was posted on July 7, 2026, with a response deadline of July 21, 2026, and is accessible through the eBuy platform via the provided link. While no specific point of contact or additional agency organization details are listed, the scope requires technical expertise in transmission line systems and the ability to deliver precise engineering documentation and field-based support. Contractors must be prepared to meet the demands of a federally funded project involving infrastructure inspection, structural evaluations, and operational maintenance planning, all aligned with the Western Area Power Administration’s mission to deliver dependable power transmission services.
Department of Energy

POSTED

5 days ago

DEADLINE

in 9 days
View Details
NAICS: 221121
Closed
SLED
145965 Real-Time Automation Controller - SEL 3350The Los Angeles Department of Water and Power is soliciting bids for the 145965 Real-Time Automation Controller - SEL 3350 under solicitation number 230727, with the opportunity posted on June 25, 2026, and responses due by July 2, 2026, at 9:00 PM Pacific Time. All submissions must be made electronically through the Electronic Request Solicit Procure (eRSP) system; no mail-in or hard copy bids will be accepted. This procurement falls under NAICS code 221121 and is classified as a SLED organization type, with performance located in Los Angeles, California. The point of contact for questions and clarification is Steven Rothhammer, reachable via email at steven.rothhammer@ladwp.com. Interested parties must access the full bid document and submit through the official eRSP portal linked in the posting to ensure compliance with all submission requirements.
Water & Power

POSTED

17 days ago

CLOSED

10 days ago
View Details
NAICS: 221121
Federal
225–250 CFM Air Compressor RentalThe contract involves the rental and support of mobile air compressors with a capacity ranging from 225 to 250 cubic feet per minute (CFM) intended for industrial applications within a shipyard environment. These compressors will be utilized for essential operations such as maintenance, painting, and powering various tools, emphasizing their role in supporting day-to-day shipyard activities. The contract is categorized under NAICS code 221121, indicating its alignment with electric power generation, transmission, and distribution industries, which supports the technical and industrial nature of the work. Administered by the Department of Defense through the Norfolk Naval Shipyard, the work is to be performed in Portsmouth, Virginia, with a specified zip code of 23709. This subcontract does not indicate any set-aside status or specific organization type requirements. The solicitation was made available as of June 7, 2026. Overall, this contract facilitates critical support equipment necessary for operational efficiency and maintenance at the naval shipyard, ensuring continuous functionality of shipyard infrastructure and tools.
Norfolk Naval Shipyard Gf

POSTED

about 1 month ago

DEADLINE

N/A
View Details
NAICS: 221121
Closed
SLED
DOR no. 1935-23, CUP No. 18-12, DA No. 33-23The City of Carson is advancing a 100-megawatt Battery Energy Storage System (BESS) project on a 3-acre site at 18800 Broadway Avenue in Carson, California, designed to enhance grid reliability by storing energy from the Southern California Edison (SCE) transmission system and discharging it back to the SCE Nola Substation during periods of high demand. The facility will utilize lithium-ion batteries housed in modular outdoor enclosures and will transmit power via an underground 66-kilovolt generation transmission line, operating continuously 24 hours a day, 365 days a year to support peak load management and grid resilience. The project qualifies for a categorical exemption under the California Environmental Quality Act (CEQA) Section 15332 as an infill development in an already urbanized industrial area with no significant environmental impacts anticipated, and a Notice of Exemption has been filed. Project identifiers include DOR No. 1935-23, CUP No. 18-12, and DA No. 33-23, with the lead agency contact being Kaneca Pompey, Senior Planner, and permitting coordination handled by Jessica Mowry of VESI 27, LLC, the project developer. The solicitation was posted on June 4, 2026, and proposals were due by June 5, 2020, submitted electronically through the CEQAnet portal with no federal acquisition regulation (FAR) clauses, contract value, pricing, inspection criteria, or federal accounting codes specified in the available documentation. The project’s procurement structure reflects a localized infrastructure initiative governed primarily by state environmental compliance and municipal permitting protocols rather than federal contracting frameworks.
City of Carson

POSTED

about 1 month ago

CLOSED

about 6 years ago
View Details
NAICS: 221121
Closed
Canada
Alberta Municipalities - Request for Proposal - Supply of Wholesale ElectricityAlberta Municipal Services Corp. is seeking firm, non-curtailable wholesale electrical energy through a solicitation issued under AB-2026-04155, aimed at supplying power to municipalities, community organizations, not-for-profits, and commercial and industrial consumers across Alberta. The contract requires providers to deliver uninterrupted energy to meet the collective needs of these public and nonprofit entities, with all supply terms structured to ensure reliability and consistency without the risk of curtailment. Proposals must be submitted by June 15, 2026, at 5:00 p.m. MT, following the issuance of the RFP on June 2, 2026, and are governed under the NAICS code 221121 for electric power generation, transmission, and distribution. The solicitation is administered by Alberta Municipalities on behalf of its customers, with Steve McMaster serving as the primary point of contact for all inquiries. Performance of the contract is exclusively within the Province of Alberta, and while the solicitation is listed under a federal portal, the contracting authority is a provincial entity representing local public interests.
Alberta Municipalities

POSTED

about 1 month ago

CLOSED

27 days ago
View Details
NAICS: 221121
Closed
SLED
TransmissionsThe City of Waterbury is soliciting sealed bids for TRANSMISSIONS under Bid Number 8836, with all submissions required to be delivered to the Director of Purchasing at City Hall, 235 Grand Street, Waterbury, CT, no later than 11:30 a.m. on June 9, 2026. Bids will be publicly opened at that time and no late submissions will be accepted. The bid was posted on May 22, 2026, and the clarification deadline for any questions is May 29, 2026, at 2:00 p.m. This is an Invitation to Bid (ITB) process, conducted offline with no prebid meeting scheduled. All bids must be submitted in U.S. dollars and will be evaluated according to the terms outlined in the official solicitation. The contract is classified under a SLED government type, with the City of Waterbury listed as the awarding agency in the state of Connecticut. There is no set-aside designation or NAICS code specified. The point of contact for this opportunity is M. McCauley, reachable at mmccauley@waterburyct.org for any inquiries. The bid portal and additional details can be accessed via the provided UI link, though registration and login are required to view questions and responses. The process is closed to bidding as of the due date, and the award will follow the public bid opening in accordance with city procurement procedures.
City of Waterbury

POSTED

about 2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 221121
Closed
Canada
Alberta Electric System Operator - Request for Proposal - Transferred Frequency Response (TFR) Request for ProposalsThe Alberta Electric System Operator is seeking to procure up to 50MW per 0.1Hz of Transferred Frequency Response capability to fulfill its obligations under the Alberta Reliability Standard BAL-003-AB1-1.1 and NERC’s BAL-003-2 for the compliance year spanning December 1, 2026, to November 30, 2027. The procurement will be conducted through a Request for Proposals issued under solicitation number AB-2026-03734, with proposals due by June 12, 2026, at 3:30 p.m. MDT. Successful respondents will enter into one or more Transferred Frequency Response Agreements governed by the terms outlined in the RFP documentation, with selection based on technical capability and pricing. Participation is restricted to direct submissions to the AESO and cannot be facilitated through Alberta Purchasing Connection, despite the posting appearing there for informational purposes only. All inquiries and requests for RFP materials must be directed to procurement@aeso.ca. The competition opens publicly on May 13, 2026, and no set-aside provisions or NAICS classification apply to this solicitation.
Alberta Electric System Operator

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 221121
Closed
SLED
145828 TRANSFORMER, SOLID CASTThe contract pertains to a solicitation issued by the Los Angeles Department of Water and Power (LADWP) for the procurement of a solid cast transformer, identified under the solicitation number 229877. This bid opportunity was posted on May 8, 2026, with a submission deadline of May 15, 2026, at 9:00 PM. Bidders must submit their proposals electronically via the eRSP system, as handwritten or mailed hard copies are not accepted. The procurement falls under the NAICS code 221121, relating to electric power distribution, and is managed by LADWP within California, specifically for performance in Los Angeles. All submission requirements are detailed in the official bid documents, which can be accessed through the provided electronic link. The designated point of contact for this solicitation is Ness P. Cua, reachable via email at ness.cua@ladwp.com. There are no specific set-aside provisions linked to this solicitation, and interested vendors should ensure compliance with all electronic submission protocols to participate in this procurement opportunity.
Water & Power

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 221121
Closed
SLED
Transmission RepairsThe Wake County Public School System is inviting bids to establish one or more contracts for transmission service repairs at its facilities across the district, including any locations currently or in the future owned, leased, or used by WCPSS. The solicitation, titled "Transmission Repairs" with the number 251-27-082, was posted on May 6, 2026, and responses are due by May 20, 2026. This procurement is managed by the Wake County Board of Education in North Carolina, under the State and Local Government Entity (SLED) category. The contract aims to ensure the maintenance and repair of transmission services, which are critical for the operational efficiency of school facilities across the district. The point of contact for interested vendors is Clarence Rogers. While no specific set-aside classifications or NAICS codes are mentioned, the solicitation is publicly available on the North Carolina Electronic Vendor Portal. Vendors must comply with all requirements outlined in the solicitation to be considered for award.
Wake County Board of Education

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 221121
Closed
Federal
Sources Sought for the supply of high voltage electricity at PolandThe U.S. Department of Defense, through Naval Facilities Engineering Systems Command Europe Africa Central, is seeking information from potential vendors regarding the supply of high voltage electricity in Poland under solicitation number N3319126RNSFR_PWR. This sources sought notice, posted on May 6, 2026, aims to assess market capability and gather input to support future procurement efforts, with responses due by May 25, 2026. The North American Industry Classification System code 221121 identifies this requirement as electric power generation, transmission, and distribution, indicating a focus on infrastructure capable of delivering reliable high voltage electrical services. There is no set-aside designation specified, meaning the opportunity is open to all eligible entities regardless of business size or status. The point of contact for this request is Paul Martha, reachable via email at paul.m.martha.civ@us.navy.mil, and all correspondence should be directed to the agency office located in FPO, AE, ZIP 09622-0051. The place of performance is in Poland, though specific locations have not been detailed in the provided data. Interested parties are encouraged to review the attachments for full details on technical requirements and expected service scope, and to access the solicitation through the official SAM.gov link provided. This notice does not constitute a request for proposals or a guaranteed future contract but serves purely to inform the government of industry capacity, pricing trends, and potential constraints in delivering high voltage electricity services within the designated theater of operations.
Navfacsyscom Europe Africa Central

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 221121
Closed
Federal
F&SS Industry Discovery ForumIdaho National Laboratory’s Facilities & Site Services (F&SS) is organizing an Industry Discovery Forum aimed at engaging experienced vendors in the electrical Transmission and Distribution (T&D) infrastructure sector. The forum is intended to provide industry partners with early insight into upcoming F&SS projects spanning fiscal years 2026 through 2031, detailing project scopes, timelines, and requirements necessary to support INL’s aging 138 kV transmission system and growing mission demands. This event will focus on design-build execution strategies and will include presentations by INL power management experts, discussions on T&D needs, applicable safety, site access considerations, and regulatory aspects such as Davis-Bacon compliance. Attendance is limited and by invitation only, to be held mid-June 2026 at the INL complex in Idaho Falls. Interested vendors are invited to express their interest by submitting company details, service descriptions, relevant qualifications, and the number of representatives wishing to attend through the INL Vendor Portal by May 19, 2026. Following submission, a notification email should be sent to the provided contact. This request is solely for gauging vendor interest and facilitating participation in the forum; it is not a solicitation for proposals or bids, nor does it guarantee subsequent contracting opportunities. Future procurement actions will follow established INL processes and be publicly posted if applicable.
Battelle Energy Alliance–doe Cntr

POSTED

3 months ago

CLOSED

about 2 months ago
View Details

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