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NAICS Code· 213112

Support Activities for Oil and Gas Operations

This U.S. industry comprises establishments primarily engaged in performing support activities, on a contract or fee basis, for oil and gas operations (except geophysical surveying and mapping, site preparation, construction, and transportation activities). Services included are exploration; excavating slush pits and cellars, well surveying; running, cutting, and pulling casings, tubes, and rods; cementing wells, shooting wells; perforating well casings; acidizing and chemically treating wells; and cleaning out, bailing, and swabbing wells. Cross-References. Establishments primarily engaged in--Show more

NAICS 213112 – Support Activities for Oil and Gas Operations encompasses specialized services that enable the exploration, drilling, production, and maintenance of oil and gas infrastructure, including well site preparation, pipeline inspection, leak detection, fluid handling, and environmental compliance support. These services are critical to ensuring operational efficiency, safety, and regulatory adherence across upstream energy activities.

19
Active Contracts
$63.7M
Total Obligations (12mo)
99
Awarded Contracts (12mo)
39
Contractors Awarded (12mo)
+104.1%
YoY Growth

Industry Spending Overview

Federal obligations, top contractors and agencies, and related industry codes for NAICS 213112.

AI Industry Description

NAICS 213112 – Support Activities for Oil and Gas Operations encompasses specialized services that enable the exploration, drilling, production, and maintenance of oil and gas infrastructure, including well site preparation, pipeline inspection, leak detection, fluid handling, and environmental comp...

NAICS 213112 – Support Activities for Oil and Gas Operations encompasses specialized services that enable the exploration, drilling, production, and maintenance of oil and gas infrastructure, including well site preparation, pipeline inspection, leak detection, fluid handling, and environmental compliance support. These services are critical to ensuring operational efficiency, safety, and regulatory adherence across upstream energy activities. While primarily associated with commercial energy markets, this NAICS code has emerged as a niche but vital component of federal contracting, particularly where DoD installations and remote military facilities rely on on-site fuel storage, transportation, or emergency response capabilities. Contractors in this space often provide technical expertise in hazardous material handling, pressure testing, and remote monitoring systems, aligning with federal standards for environmental stewardship and infrastructure resilience. Top contractors in this sector include LEAK DETECTION SERVICE INC, a specialized small business known for its precision leak detection and pipeline integrity services. The competitive landscape is dominated by niche vendors with niche technical certifications rather than large primes, reflecting the highly specialized nature of the work and the need for field-deployable, rapid-response capabilities. The Department of Defense is the primary federal buyer, procuring these services to support fuel logistics at remote bases, military ranges, and expeditionary operations where fuel infrastructure requires continuous monitoring and maintenance. Demand is driven by mission-critical energy security initiatives and compliance with environmental regulations on federal lands. The market is characterized by low contractor density and high technical barriers to entry, creating concentrated opportunities for firms with proven expertise in hazardous environment operations, ANSI/API standards, and DoD-specific environmental protocols. Contractors with ISO certifications and experience in military logistics environments are best positioned to compete in this specialized segment.

Top Contractors

Companies with the highest total award value under NAICS 213112, ranked by dollars won.

Ranked by total awards
CompanyTotal AwardsContracts
PROMETHEAN OPERATING I LLC$28.9M3
ASRC CONSULTING & ENVIRONMENTAL SERVICES, LLC$8.9M1
OLGOONIK OILFIELD SERVICES, LLC$8.0M1
CRUZ CONSTRUCTION COMPANY, INC.$3.7M1
OLGOONIK CONSTRUCTION SERVICES LLC$2.8M1
JORDAN MODERN OIL & FUEL SERVICES LTD. CO.$2.2M36
CHET MORRISON CONTRACTORS LLC$2.1M3
BRICE SOLUTIONS, LLC$1.5M1
E2 CONTRACTING, INC.$706K1
PARLIAMENT LLC$628K1

Top Agencies

Federal agencies directing the most contract spending toward NAICS 213112.

Department Of The Interior18 awards$53.9M
Department Of The Interior (doi)13 awards$5.3M
Department Of State58 awards$2.8M
Department Of Defense7 awards$1.1M
Department Of Homeland Security1 award$559K
Department Of Veterans Affairs2 awards$7K

Related NAICS Codes

Industries similar to Support Activities for Oil and Gas Operations, by shared sector, subsector, and industry group.

Drilling Oil and Gas Wells

This U.S. industry comprises establishments primarily engaged in drilling oil and gas wells for othe...
213111Same Industry GroupHigh Similarity

Support Activities for Coal Mining

This U.S. industry comprises establishments primarily engaged in providing support activities for co...
213113Same Industry GroupHigh Similarity

Support Activities for Metal Mining

This U.S. industry comprises establishments primarily engaged in providing support activities (excep...
213114Same Industry GroupHigh Similarity

Support Activities for Nonmetallic Minerals (except Fuels) Mining

This U.S. industry comprises establishments primarily engaged in providing support activities, on a ...
213115Same Industry GroupHigh Similarity

Crude Petroleum Extraction

This industry comprises establishments primarily engaged in (1) the exploration, development, and/or...
211120Same SectorMedium Similarity

Natural Gas Extraction

This industry comprises establishments primarily engaged in (1) the exploration, development, and/or...
211130Same SectorMedium Similarity

Surface Coal Mining

This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) s...
212114Same SectorMedium Similarity

Underground Coal Mining

This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) u...
212115Same SectorMedium Similarity

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NAICS 213112 FAQ

Frequently Asked Questions

NAICS code 213112 covers Support Activities for Oil and Gas Operations. This U.S. industry comprises establishments primarily engaged in performing support activities, on a contract or fee basis, for oil and gas operations (except geophysical surveying and mapping, site preparation, construction, and transportation activities). Services included are exploration; excavating slush pits and cellars, well surveying; running, cutting, and pulling casings, tubes, and rods; cementing wells, shooting wells; perforating well casings; acidizing and chemically treating wells; and cleaning out, bailing, and swabbing wells. Cross-References. Establishments primarily engaged in--

Recently Posted in Support Activities for Oil and Gas Operations

NAICS: 213112
New
SLED
Geotechnical Drilling and Monitoring Well InstallationThe contract involves the drill and installation of a nested groundwater monitoring well designed to meet SGMA compliance requirements and support land subsidence monitoring efforts. The work includes proper casing placement, grouting to ensure well integrity and prevent contamination, and thorough development to optimize hydraulic performance and data accuracy. The project is being executed as a subcontract under the California Water Resources Department, with the place of performance specifically located in Coalinga. The work aligns with state-mandated groundwater management objectives and is critical for long-term aquifer monitoring and subsidence mitigation. The contract is classified under NAICS code 213112, indicating it falls within the drill bit and well construction services sector, and was posted on July 13, 2026. Although no solicitation number or set-aside details are provided, the project is part of a broader state initiative to enhance groundwater data collection and environmental compliance. The well will serve as a permanent monitoring infrastructure, enabling continuous measurement of water levels across multiple aquifer zones through its nested design. All activities must adhere to state regulatory standards for well construction and groundwater protection.
California Water Resources, Department of

POSTED

1 day ago

DEADLINE

N/A
View Details
NAICS: 213112
New
Federal
H266--Boiler Plant Gas Detection TestingThe contract pertains to Gas Detection Systems testing for the NLR Boiler Plant (B69) at the North Little Rock Veterans Hospital under the Central Arkansas Veterans Healthcare System, with the primary objective of verifying that the gas detection system operates correctly and is properly calibrated to identify and alert when gas levels exceed established safety thresholds, in full compliance with NFPA requirements. The procurement is issued under solicitation number 36C25626Q0991 by the Department of Veterans Affairs’ Network Contracting Office 16, located in Biloxi, Mississippi, and is classified under NAICS code 213112 for Support Activities for Oil and Gas Operations, with a Product Service Code of H266 for Equipment and Materials Testing — Instruments and Laboratory Equipment. The solicitation is a total small business set-aside, and all submissions must be received electronically by July 20, 2026, at 12:00 PM CDT, directed to Contract Specialist Angela M. Kennedy at angela.kennedy2@va.gov, with the solicitation number included in the email subject line. Proposals must be submitted via email only, with attachments limited to 5 MB per message and formatted in Microsoft Office or Adobe PDF. Required documentation includes a signed Contractor Certification addressing compliance with the Immigration and Nationality Act, a list of past performance references, and a completed past performance questionnaire, along with the applicable Pulaski County Wage Determination. The contract incorporates numerous Federal Acquisition Regulation (FAR) and Veterans Affairs Acquisition Regulation (VAAR) clauses by reference, including those on whistleblower protections, prohibitions on mandatory confidentiality agreements, small business set-asides, limitations on subcontracting, labor standards, security prohibitions, personnel vetting, and the prohibition on contracting with inverted domestic corporations. Subcontractors must also adhere to all terms, and the contractor is required to flow down these obligations and obtain written acknowledgment. Additional requirements include compliance with the Federal Acquisition Supply Chain Security Act, prohibition on employing illegal aliens or violating non-immigrant status, and strict controls on information security—contractors are barred from accessing VA desktop computers, government online systems, or protected Patient Health Information. Payment will be made via electronic funds transfer after delivery, installation, testing, and formal acceptance by the government, with no advance payments permitted. Invoices must include specific details such as contract number, line item, quantity, unit price, facility location, and authorized payment recipient, following VAAR Clause 85
256-NETWORK Contract Office 16 (36C256)

POSTED

4 days ago

DEADLINE

in 6 days
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NAICS: 213112
New
Federal
Z--UMRBNM Gas Well Bores P&A, MTThis contract, titled MT, UMRBNM Gas Well Bores P&A, is a firm-fixed-price construction solicitation issued by the Department of the Interior’s National Operations Center under the Bureau of Land Management, with a solicitation number of 140L0626Q0002 and a response deadline of July 22, 2026, at 2:00 PM Mountain Time. The work involves the plugging and abandonment of four federal gas wells—Federal 1-12, Federal 22-28, Federal 29-15, and Federal 30-1—located in Blaine, Montana, with a performance period from August 3, 2026, to October 19, 2026, and a delivery schedule of 76 days after notice to proceed. The contract is a total small business set-aside under NAICS code 213112, restricting eligibility to small businesses, and mandates full compliance with SAM registration and socioeconomic representations. The Statement of Work requires extensive field operations including equipment provision such as a completion/workover rig, tubing tools, well control gear, and circulating systems; removal of infrastructure like gas shacks, wellheads, and oilfield debris; cellar filling and surface reclamation; and installation of permanent metal identification markers on each abandoned well with specific engraving requirements per Onshore Order 2.III.G.10, including BLM, lease number, well name and number, legal location, and U.S. well number. All work must occur within standard hours of 7:00 AM to 5:00 PM, Monday through Friday, excluding federal holidays, with prior approval needed for after-hours work. The contract incorporates numerous FAR clauses, including RFO deviations effective through 2025–2026, covering key areas such as site conditions, material quality, superintendence, permits, cleanup, protection of existing assets, and construction wage requirements under the Davis-Bacon Act, with applicable rates detailed in Attachment 2, Wage Determination MT 20260077. The Buy American Act has a deviation applied, requiring U.S.-origin construction materials, and bonding requirements mandate 100% performance and payment bonds for awards exceeding $150,000, with alternatives such as certified checks or irrevocable letters of credit permitted. Contractors must identify key personnel including a
National Operations Center

POSTED

5 days ago

DEADLINE

in 8 days
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NAICS: 213112
New
SLED
Casing Sleeve Installation (Tubular Services)The contract entails the installation of a 5.5-inch casing sleeve within the wellbore to reinforce a previously repaired section, utilizing specialized tubular running tools and liner hanger systems to ensure secure placement and structural integrity. This task is critical for maintaining well integrity and preventing future degradation or collapse in the targeted zone, requiring precise execution and adherence to industry standards for subsurface operations. The work is to be performed at a location in Los Angeles, with the necessary equipment and personnel deployed to meet technical specifications and safety requirements. This subcontract is classified under NAICS code 213112, indicating it falls within the support activities for mining sector, specifically for oil and gas well drilling and servicing operations. It was posted on July 9, 2026, under the purview of the California Department of Conservation, with the performance site located in Los Angeles. Although no solicitation number or point of contact is provided, the project is accessible via the CEQA Net portal for further details and compliance tracking. The nature of the work requires skilled labor, certified equipment, and coordination with regulatory guidelines to ensure environmental and operational compliance during execution.
California Conservation, Department of

POSTED

6 days ago

DEADLINE

N/A
View Details
NAICS: 213112
New
SLED
Geotechnical Field Investigation ServicesThe contract involves performing subsurface explorations to characterize geotechnical conditions for engineering design purposes, specifically through soil borings, cone penetration testing, and sample collection. These activities are intended to provide essential data for infrastructure planning and construction, with detailed logging of soil and rock samples required to document field findings. Preliminary data reporting will be delivered to support timely decision-making by engineers and project stakeholders. The work is scoped to take place in San Diego, California, with the place of performance identified by the zip code 92101. This subcontract falls under NAICS code 213112, which pertains to support activities for mining, and is administered by the San Diego Unified Port District under the state of California. The solicitation was posted on July 8, 2026, and further details can be accessed through the provided online link.
San Diego Unified Port District

POSTED

7 days ago

DEADLINE

N/A
View Details
NAICS: 213112
Awarded
SLED
WELL PLUGGING AND RELATED SERVICESThe Railroad Commission of Texas has awarded a contract for well plugging and related services under solicitation number 26-9189_1, with the award notice posted on July 8, 2026. This contract is issued under a state-level procurement process and is intended to address the safe and compliant plugging of oil and gas wells across Texas to protect public safety and the environment. The work will be performed throughout the state with no specified city limitations, and the primary point of contact for inquiries is Shemia Valentine, reachable via email at Shemia.Valentine@rrc.texas.gov. The contract falls under a state and local government (SLED) procurement category and does not include a set-aside designation, meaning it is open to all qualified bidders regardless of business size or ownership type. No NAICS code has been assigned, indicating the scope may span multiple service categories tied to well abandonment and environmental remediation activities.
Railroad Commission of Texas

POSTED

7 days ago

DEADLINE

N/A
View Details
NAICS: 213112
Awarded
SLED
WELL PLUGGING AND RELATED SERVICESThe Railroad Commission of Texas has awarded a contract for well plugging and related services under solicitation number 26-9198, issued on July 8, 2026. This contract pertains to the safe and compliant plugging of oil and gas wells across the state of Texas, ensuring environmental protection and public safety in accordance with state regulations. The work will be performed throughout Texas, with no specific city designated, and is managed by the state agency responsible for overseeing energy and resource operations. The primary point of contact for this contract is Shemia Valentine, reachable via email at Shemia.Valentine@rrc.texas.gov. The contract falls under a state and local government procurement framework and does not specify a set-aside classification or NAICS code. The award notice indicates that the services are critical infrastructure activities tied to the long-term stewardship of Texas’s energy assets, with emphasis on regulatory compliance, remediation, and site restoration. All activities must align with state standards for well abandonment and environmental safeguarding.
Railroad Commission of Texas

POSTED

7 days ago

DEADLINE

N/A
View Details
NAICS: 213112
SLED
Water Well Drilling and DevelopmentThe contract involves the drilling, development, and testing of two potable water supply wells, each with a capacity of 1,000 gallons per minute, to ensure a reliable source of clean drinking water. The scope includes comprehensive well construction activities such as borehole stabilization, installation of properly sized casing, gravel packing to enhance filtration and prevent sediment ingress, and rigorous pump testing to verify performance and yield. All work must meet stringent engineering and safety standards to guarantee long-term functionality and water quality. The project is classified under NAICS code 213112, indicating it pertains to support activities for mining, specifically water well drilling services. This is a subcontract opportunity issued by the Mississippi Department of Finance and Administration under the agency name MPTAP, with a bid submission deadline of July 16, 2026, and a posting date of July 7, 2026. The place of performance is not specified in the provided details, but the work is expected to occur within Mississippi. Interested contractors must respond before the deadline to be considered, and while the type of set-aside is not indicated, bidders should ensure compliance with all contractual requirements related to qualifications, equipment, experience, and regulatory adherence for water well construction in the state.
MPTAP

POSTED

7 days ago

DEADLINE

in 2 days
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NAICS: 213112
SLED
Invasive Plant Treatment – Phragmites-Dominated WetlandsThe contract involves the targeted application of herbicides to control dense stands of Phragmites in wetland ecosystems, utilizing specialized amphibious equipment to navigate and treat sensitive, hard-to-reach areas without causing additional ecological disruption. The work requires precise herbicide application techniques that comply with environmental standards to minimize impacts on native vegetation, wildlife, and water quality while effectively suppressing the invasive species. All operations must be conducted with careful planning to ensure compliance with regulatory guidelines and to preserve the integrity of the wetland habitats. The solicitation is issued as a subcontract under NAICS code 213112, with a response deadline of July 16, 2026, and a posting date of July 3, 2026. The contracting entity is the State of Utah, and performance is expected to occur within wetland areas under its jurisdiction, though specific locations are not detailed. There is no set-aside designation specified, and the opportunity is open to qualified subcontractors capable of mobilizing amphibious herbicide application systems and demonstrating experience in invasive plant management within fragile aquatic environments.
Utah

POSTED

12 days ago

DEADLINE

in 2 days
View Details
NAICS: 213112
Federal
Survey Field Crew Support (Party Chiefs and Staff Surveyors)The contract seeks experienced field personnel, including party chiefs and staff surveyors, to support concurrent survey operations in remote locations across Alaska, requiring specialized skills to operate in demanding and isolated environments. The work will focus on providing skilled surveying teams capable of executing precise geospatial data collection under challenging conditions, ensuring accurate and reliable results for federal operations. Personnel must be prepared to work in austere settings with limited infrastructure, adhering to strict technical and safety standards. The opportunity is structured as a subcontract under the NAICS code 213112, with the Department of Defense through W2SN Endist Alaska as the contracting entity. Performance is centered in Anchorage, Alaska, with 99504 as the designated zip code, though actual field work will extend to remote regions statewide. Proposals must be submitted by July 31, 2026, and the contract is open for bidding without a specified set-aside classification. Contractors are expected to deliver fully equipped and trained teams capable of sustained field operations with minimal oversight, responding to dynamic project demands in one of the most Logistically complex regions in the United States.
W2SN Endist Alaska

POSTED

13 days ago

DEADLINE

in 17 days
View Details
NAICS: 213112
Federal
Topographic and Cadastral Surveying ServicesThe contract solicits specialized ground-based topographic and cadastral surveying services requiring the use of GNSS and high-precision surveying methods to establish control points and produce accurate digital deliverables. Work will focus on conducting boundary surveys and topographic mapping to support land management and spatial data integrity within the specified performance area in Anchorage, Alaska, with a zip code of 99504. The services are classified under NAICS code 213112 and are structured as a subcontract, indicating the contractor will be performing work under a primary contract held by the Department of Defense through its office, W2SN Endist Alaska. The solicitation was posted on July 1, 2026, with a firm deadline for responses on July 31, 2026, at 10:00 PM Eastern Time. No set-aside provisions are identified, meaning all eligible entities may compete regardless of size or status. The contract does not specify a point of contact, and no physical office address details are provided beyond the place of performance. Interested parties must access the full solicitation through the provided SAM.gov link to review technical specifications, quality standards, and submission requirements.
W2SN Endist Alaska

POSTED

13 days ago

DEADLINE

in 17 days
View Details
NAICS: 213112
Awarded
SLED
WELL PLUGGING AND RELATED SERVICESThe Railroad Commission of Texas has awarded a contract for well plugging and related services under solicitation number 26-9195, issued on July 1, 2026. This contract is managed by the state agency and will be performed across Texas, with the primary point of contact being Shemia Valentine, reachable via email at Shemia.Valentine@rrc.texas.gov. The scope of work involves the safe and compliant plugging of oil, gas, or other wells in accordance with state regulations, including all associated activities such as site preparation, equipment mobilization, plugging operations, reporting, and site restoration. The contract is designated for state, local, or educational government use and does not specify a small business set-aside or NAICS code. All work must align with Texas regulatory standards and be conducted within the designated areas throughout the state.
Railroad Commission of Texas

POSTED

14 days ago

DEADLINE

N/A
View Details

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