NAICS 213112 · Mining, Quarrying, and Oil and Gas Extraction
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.
$47M receiptsSBA size standard
0open contracts now
9posted in the last 12 months
2131Support Activities for Mining
Open government contracts under NAICS 213112
Nothing is open under NAICS 213112 today. New solicitations post every day; search all open contracts or check back.
What NAICS 213112 covers
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.
Not in this code
Establishments primarily engaged in contract drilling for oil and gas are classified in U.S. Industry 213111, Drilling Oil and Gas Wells.
Establishments primarily engaged in operating oil and gas field properties on a contract or fee basis are classified in Industry Group 2111, Oil and Gas Extraction.
Establishments primarily engaged in performing geophysical surveying and mapping services for oil and gas on a contract or fee basis are classified in Industry 541360, Geophysical Surveying and Mapping Services.
Establishments primarily engaged in oil and gas pipeline and related structures construction and repair are classified in Industry 237120, Oil and Gas Pipeline and Related Structures Construction.
Establishments primarily engaged in inspecting pipelines (i.e., visual) are classified in Industry 541990, All Other Professional, Scientific, and Technical Services.
Establishments primarily engaged in site preparation and related construction activities on a contract or fee basis are classified in Industry 238910, Site Preparation Contractors.
Establishments primarily engaged in mining machinery and equipment repair and maintenance are classified in Industry 811310, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance.
Establishments primarily engaged in providing transportation activities on a contract or fee basis are classified in Sector 48-49, Transportation and Warehousing, based on the primary activity.
Establishments primarily engaged in providing landman services on a contract or fee basis are classified in Industry 531390, Other Activities Related to Real Estate.
SBA size standard
A business is small under NAICS 213112 if it has no more than $47 million in average annual receipts (averaged over the last five completed fiscal years, including affiliates).
Source: SBA Table of Size Standards, effective 2023-03-17. Always check the size standard printed in the solicitation itself.
Who buys it
Departments that posted the most NAICS 213112 solicitations in the last two years:
H266--Boiler Plant Gas Detection Testing · Veterans Affairs · posted August 28, 2026
Z--buffalo monitor well plugging 2026 · Interior · posted August 26, 2026
F--JELA Well Plugging - 2026 · Interior · posted August 17, 2026
Buffalo monitor well plugging 2026 · Interior · posted August 12, 2026
JELA Well Plugging - 2026 · Interior · posted July 16, 2026
Z--UMRBNM Gas Well Bores P&A, MT · Interior · posted July 9, 2026
Do this kind of work?
Send XL Eagle your price on an open support activities for oil and gas operations job. We write and submit the bid under our registrations. If we win, you do the work at your price. No fees.
NAICS 213112 is 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.
What is the SBA size standard for NAICS 213112?
The size standard for NAICS 213112 is $47 million in average annual receipts. Firms at or under it count as small businesses for contracts assigned this code.
Are there government contracts for support activities for oil and gas operations?
None are open under NAICS 213112 today, but 9 were posted in the last 12 months. New ones post daily.
Can I bid on NAICS 213112 contracts without registering in SAM.gov?
You need an active SAM.gov registration to win a federal contract in your own name. If you would rather skip that, XL Eagle can bid as the prime contractor using your price, and you do the work as our subcontractor.
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