Skip to main contentPsst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveFree Webinar — Wednesday, September 2 at 2:00 PM EDT

Register Free →
logo
Get CLEATUS
← Back to NAICS Codes
NAICS Code· 213112

NAICS 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.

24
Active Contracts
$54.1M
Total Obligations (12mo)
89
Awarded Contracts (12mo)
37
Contractors Awarded (12mo)
1
Median Bidders per Award
+35.1%
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$29.2M3
OLGOONIK OILFIELD SERVICES, LLC$8.2M1
CRUZ CONSTRUCTION COMPANY, INC.$3.7M1
OLGOONIK CONSTRUCTION SERVICES LLC$2.8M1
JORDAN MODERN OIL & FUEL SERVICES LTD. CO.$2.0M32
BRICE SOLUTIONS, LLC$1.6M1
CHET MORRISON CONTRACTORS LLC$1.0M2
E2 CONTRACTING, INC.$706K1
PARLIAMENT LLC$628K1
CCI PRIME CONTRACTORS, LLC$559K1

Top Agencies

Federal agencies directing the most contract spending toward NAICS 213112.

Department Of The Interior15 awards$44.7M
Department Of The Interior (doi)13 awards$5.3M
Department Of State52 awards$2.6M
Department Of Defense6 awards$997K
Department Of Homeland Security1 award$559K
Department Of Veterans Affairs2 awards$21K

Competition

How many companies historically bid on federal awards in NAICS 213112, from bidder counts reported on USAspending.

Usually Single-Bid

Half or more of reported awards drew exactly one bidder, usually a sign of incumbent-held work rather than an open field. · 2,571 reported awards

Median Bidders

1

Per reported award, all-time

Single-Bid Awards

55%

Share of reported awards with one bidder

10+ Bidder Awards

1%

Share of reported awards with 10+ bidders

Reported Awards

0

90% of 2,872 total awards

How this code compares up the NAICS hierarchy. Parent cohorts pool every code under their prefix, so they are the steadier baseline when a 6-digit sample is thin.

Industry FamilyCompetitionMedian BiddersSingle-BidBidder MixReported Awards
213112This Code
Support Activities for Oil and Gas Operations
Usually Single-Bid155%
2,57190% of 2,872
21311NAICS Industry
Fewer Bidders239%
8,25580% of 10,302
2131Industry Group
Support Activities for Mining
Fewer Bidders239%
8,25580% of 10,302
213Subsector
Fewer Bidders239%
8,25580% of 10,302
21Sector
Mining, Quarrying, and Oil and Gas Extraction
Fewer Bidders236%
35,82787% of 41,337

Bidder counts reported on past federal awards in this NAICS (USAspending). An open opportunity has no bidders yet, so this is the historical norm for similar work, not a fact about this solicitation. Not all awards report bidder counts, and fewer bidders often means incumbent-held work rather than an easier win. Federal reporting of bidder counts fell from ~96% of awards (FY2016) to ~30% (FY2018 onward); the chart shows shares of reported awards, and washed-out stretches mark years with fewer than 30 of them.

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

Explore contracts across multiple NAICS codes Browse all NAICS Codes

Ready to Win 213112 Contracts?

Transform opportunities in Support Activities for Oil and Gas Operations into winning contracts

Advanced search and filtering for NAICS 213112 contracts and opportunities

AI-powered contract matching based on your business capabilities and past performance

Real-time market intelligence, historical award data, and competitive analysis

Automated alerts when new opportunities are posted in your industry classification

Miguel
Hillary
Keith Deutsch
Christine

Join 650+ contractors already using CLEATUS

Dotted
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
Tree Removal (48"–60" Diameter)This subcontract with the Texas Department of Transportation involves the removal of trees measuring 48 to 60 inches in diameter. The contractor is responsible for removing trees that have been pre-measured and marked by TxDOT, with a specific requirement to ensure all removals from the safety clear zone are completed by the end of each workday. The project is located in Hopkins and falls under NAICS code 213112. The solicitation was posted on September 1, 2026, with a response deadline set for the same date.
Texas Department of Transportation

POSTED

in 3 days

DEADLINE

in 3 days
View Details
NAICS: 213112
New
SLED
Tree Removal (60"–72" Diameter)This subcontract with the Texas Department of Transportation involves the safe felling and removal of trees measuring 60 to 72 inches in diameter. The scope of work includes the clearance of all debris from the right-of-way, utilizing trees that have been pre-measured and marked. The project is located in Hopkins and falls under NAICS code 213112. The solicitation was posted on September 1, 2026, with a corresponding response deadline of September 1, 2026.
Texas Department of Transportation

POSTED

in 3 days

DEADLINE

in 3 days
View Details
NAICS: 213112
New
Federal
Z--BUFFALO MONITOR WELL PLUGGING 2026
Solicitation # 140L0626Q0017
The Buffalo Monitor Well Plugging 2026 contract, solicitation number 140L0626Q0017, is issued by the Department of the Interior's National Operations Center for the Monitoring Well Plugging Phase III Ford Ranch Orphan project. This combined contract opportunity is designated as a total Small Business Set Aside under NAICS code 213112. The solicitation was posted on August 12, 2026, with a response deadline of September 2, 2026, at 8:00 PM. The contracting office is located in Denver, Colorado, and the primary point of contact for this requirement is Kassandra Hicks.
National Operations Center

POSTED

2 days ago

DEADLINE

in 5 days
View Details
NAICS: 213112
New
SLED
Mechanical Mulch Mowing and Site PreparationThe St. Johns River Water Management District in Florida is seeking a subcontractor for a mechanical mulch mowing and site preparation project. The scope of work involves the mechanical mowing and mulching of 180 acres of understory vegetation with diameters up to 4 inches, which includes comprehensive debris management and site cleanup within a designated conservation area. This opportunity is categorized under NAICS code 213112. Interested parties must submit their responses by the deadline of September 2, 2026, at 6:00 PM. Further details and application processes are available through the Florida Marketplace vendor portal.
St. Johns River Water Management Dist

POSTED

4 days ago

DEADLINE

in 5 days
View Details
NAICS: 213112
New
SLED
Vegetation Management and ClearingThis subcontract for Vegetation Management and Clearing is managed by the California agency Fish and Wildlife, Region 6 - Inland Deserts, Ontario. The primary objective of the agreement is the trimming and removal of vegetation along utility corridors to facilitate pole replacement and ensure the maintenance of safe access and necessary clearances. The project is categorized under NAICS code 213112 and was posted on August 24, 2026. Further administrative details and project tracking can be found through the provided CEQAnet link.
Fish and Wildlife, Region 6 - Inland Deserts, Ontario

POSTED

5 days ago

DEADLINE

N/A
View Details
NAICS: 213112
New
SLED
Well Destruction and AbandonmentThe City of Mountain View in California is seeking a subcontractor for a well destruction and abandonment project located in Mountain View, zip code 94043. The scope of work involves the sealing, plugging, and abandonment of existing wells, ensuring all activities meet necessary permitting requirements and regulatory compliance standards. This opportunity is categorized under NAICS code 213112. Interested parties must submit their responses by the deadline of September 17, 2026, at 8:30 PM. Further details and application instructions can be accessed through the provided BidAmerica portal.
City of Mountain View

POSTED

5 days ago

DEADLINE

in 20 days
View Details
NAICS: 213112
Federal
Oil Spill and Petroleum Product Release Response
Region 5

POSTED

8 days ago

DEADLINE

in 24 days
View Details
NAICS: 213112
SLED
Logging and Drillout ServicesThe Ohio Department of Natural Resources Oil and Gas division is seeking a subcontractor to provide logging and drillout services. The scope of work involves performing downhole logging and milling or drillout operations as required, with compensation structured on an hourly pricing basis. This opportunity is categorized under NAICS code 213112. Interested parties must submit their responses by the deadline of September 10, 2026, following the posting date of August 19, 2026.
Dnr900200 Oil And Gas Dnrfra

POSTED

10 days ago

DEADLINE

in 13 days
View Details
NAICS: 213112
SLED
Orphan Well Plugging and Abandonment ServicesThis subcontract for Orphan Well Plugging and Abandonment Services is issued by the Ohio Department of Natural Resources Oil and Gas division. The scope of work involves performing comprehensive well plugging operations, which include cleaning out wells, setting cement plugs at specific depths, cutting casing below grade, and installing well markers in accordance with Ohio regulations. The opportunity is categorized under NAICS code 213112. Interested parties must submit their responses by the deadline of September 10, 2026, at 4:00 PM. Further details and application processes are managed through the OhioBuys portal.
Dnr900200 Oil And Gas Dnrfra

POSTED

10 days ago

DEADLINE

in 13 days
View Details
NAICS: 213112
SLED
ODNR, Division of Oil & Gas – OWP – Federal Project – Coshocton 5F - 5 Wells
Solicitation # SRC0000041379
The Ohio Department of Natural Resources, Division of Oil and Gas Resources Management, is seeking bids for a federally funded project to plug and plate five orphan wells located in Coshocton County across the Monroe, Perry, Newcastle, Pike, and Jefferson townships. The scope of work encompasses mobilization, site development, drilling or cleaning out, plugging, decommissioning, and the removal and disposal of all casing, tubing, and production equipment, as well as the restoration of disturbed areas. To be eligible for the award, bidders must be active on contract CSP900922 (DAS Index No. MAC110), maintain good standing with all other Division and Agency projects, and attend the mandatory pre-bid meeting and site visit scheduled for August 27, 2026. The contract will be awarded to the lowest responsive and responsible bidder. All contractors and subcontractors must comply with additional federal funding requirements.
Dnr900200 Oil And Gas Dnrfra

POSTED

10 days ago

DEADLINE

in 13 days
View Details
NAICS: 213112
SLED
ODNR, Division of Oil & Gas – OWP – Federal Project – Tuscarawas 7F - 10 Wells
Solicitation # SRC0000041358
The Ohio Department of Natural Resources, Division of Oil and Gas Resources Management, is seeking bids for a federally funded project to plug and plate ten orphan wells located in Tuscarawas County, specifically within Clay and Mill Townships. The scope of work encompasses mobilization, site development, drilling or cleaning out wells, plugging, material disposal, decommissioning of all equipment, and full restoration of disturbed areas. Because this project is federally funded, all contractors and subcontractors must comply with specific federal requirements in addition to state regulations. To be eligible for the contract, bidders must be active on the CSP900922 contract (DAS Index No. MAC110) and be in good standing with all Division and Agency projects. Attendance at a mandatory pre-bid meeting and site visit is required, scheduled for August 25, 2026, at Rathbone Tract #1. The contract will be awarded to the lowest responsive and responsible bidder that meets all specified criteria. Key project components include clearing and grubbing, silt fence installation, various stone and aggregate supplies, and the use of road mats and culverts.
Dnr900200 Oil And Gas Dnrfra

POSTED

10 days ago

DEADLINE

in 13 days
View Details
NAICS: 213112
Closed
Federal
H266--Boiler Plant Gas Detection Testing
Solicitation # 36C25626Q1147
Solicitation 36C25626Q1147 is a request for quotes from the Department of Veterans Affairs, Network Contracting Office 16, for boiler plant gas detection testing at the NLR Boiler Plant (B69). The contractor is required to provide all labor, materials, tools, and personnel to inspect and test the operation and alarm functionality of a gas detection system, including one GASGARD XL CO Control Panel, six Killark CO Sensors, one GasPoint II Gas Transmitter, and one Honeywell Sensepoint XCD Sensor. All work must be performed in accordance with NFPA requirements, involving the testing of alarm setpoints, relay activation for safety circuits, and the application of certified CO test gas for sensor calibration and bump tests. Key deliverables include completed test sheets, calibration certificates, and a list of any identified deficiencies. The government intends to award a firm fixed price contract based on best value through a comparative analysis of technical capability and price. Offerors must submit their quotes electronically to Angela Kennedy by 12 pm CST on August 21, 2026. Required submission materials include a signed SF1449, a technical approach detailing certifications and licensures, and evidence of prior experience with similar testing, including three to five past performance references. Personnel must undergo background investigations for non-sensitive, low-risk positions. Payment will be made via Electronic Funds Transfer upon completion of the service and government acceptance. The contract is subject to specific federal regulations, including the Pulaski Co WD 2015-5117 rev 30 wage determination and prohibitions on certain foreign-manufactured unmanned aircraft systems.
256-NETWORK Contract Office 16 (36C256)

POSTED

10 days ago

CLOSED

7 days ago
View Details

Win Contracts in Support Activities for Oil and Gas Operations

Get AI-powered intelligence on NAICS 213112 procurement

Real-time contract opportunities for NAICS 213112 (Support Activities for Oil and Gas Operations)

AI-powered matching based on your business capabilities and past performance

Competitive analysis of contractors winning awards in this industry

Automated alerts when new opportunities are posted

Miguel
Hillary
Keith Deutsch
Christine

Join 650+ contractors already using CLEATUS