Oklahoma Employer EIN Lookup

Use this Oklahoma EIN lookup to find an employer’s Employer Identification Number from its public Form 5500 filing. 7,362 employers based in Oklahoma have filed a Form 5500, covering 8,566 retirement and health plans with $57.1B in reported assets. The largest are listed below with their EIN — open any employer to see the full filing.

Employers

7,362

Plans

8,566

Total assets

$57.1B

Largest employers in Oklahoma by EIN

Form 5500 search →


Quiktrip Corporation	Tulsa	4	32,480	$4.8B
The Williams Companies, Inc.	Tulsa	11	32,763	$3.4B
One Gas, Inc.	Tulsa	4	8,378	$1.9B
Integris Health, Inc.	Oklahoma City	5	36,023	$1.9B
Oneok, Inc.	Tulsa	7	22,015	$1.8B
Pipeline Industry Pension Fund	Tulsa	1	2,034	$1.7B
Devon Energy Corporation	Oklahoma City	7	7,479	$1.5B
Saint Francis Health System Inc.	Tulsa	11	53,265	$1.4B
American Fidelity Corporation	Oklahoma City	3	8,623	$1.2B
BOKF, NA	Tulsa	6	25,229	$1.2B
OGE Energy Corp.	Oklahoma City	5	9,798	$1.1B
Helmerich & Payne, Inc.	Tulsa	2	6,494	$898.0M
Alliance Coal, LLC	Tulsa	5	14,931	$740.4M
Hilti, Inc.	Tulsa	9	28,450	$685.6M
Expand Energy Corporation	Oklahoma City	4	2,582	$639.8M
OU Medicine, Inc.	Oklahoma City	2	17,713	$591.5M
899210-01 Nextep, Inc.	Norman	2	33,529	$566.4M
Hobby Lobby Stores, Inc.	Oklahoma City	5	68,422	$563.8M
Cherokee Nation Businesses, LLC	Catoosa	5	15,103	$497.3M
Midfirst Bank	Oklahoma City	2	6,362	$485.6M
AAON, Inc.	Tulsa	1	4,648	$448.8M
Bancfirst Corporation	Oklahoma City	3	5,582	$434.5M
Love's Travel Stops & Country Stores, Inc.	Oklahoma City	2	68,566	$431.1M
The University of Tulsa	Tulsa	2	2,244	$427.4M
Choctaw Nation of Oklahoma	Durant	2	23,010	$424.7M
Continental Resources, Inc.	Oklahoma City	2	2,712	$389.7M
Chickasaw Nation	ADA	2	18,204	$382.9M
Spend Life Wisely Company, Inc.	Durant	1	1,858	$363.2M
Diamondback E & P LLC	Oklahoma City	4	1,040	$343.0M
Pipeline Industry 401(k) Fund	Tulsa	1	2,034	$340.4M
Oklahoma Heart Hospital LLC	Oklahoma City	2	3,337	$340.0M
Locke Supply Co.	Oklahoma City	3	4,889	$330.7M
Paycom Payroll, LLC	Oklahoma City	2	14,288	$322.4M
Dolese Bros. Co.	Oklahoma City	6	5,163	$266.5M
The Nordam Group LLC	Tulsa	2	2,975	$251.4M
Magellan Midstream Holdings GP, LLC	Tulsa	5	3,080	$228.0M
Pioneer Telephone Cooperative, Inc.	Kingfisher	3	1,146	$226.2M
Matrix Service Company	Tulsa	4	3,903	$215.7M
IBEW LU-1141 Pension Trust	Oklahoma City	1	1,944	$188.7M
Crowe & Dunlevy, a Professional Corporation	Oklahoma City	2	353	$188.2M
McAfee & TAFT a Professional Corporation	Oklahoma City	2	632	$183.3M
Maxcess International Corporation	Oklahoma City	1	1,103	$179.9M
Metro Builders Supply, Inc.	Tulsa	2	1,885	$155.4M
W&W-AFCO Steel LLC	Oklahoma City	3	2,157	$152.4M
Schusterman Interests, LLC	Tulsa	2	628	$152.3M
Rooney Holdings, Inc.	Tulsa	2	4,782	$150.7M
Oklahoma Medical Research Foundation	Oklahoma City	3	1,463	$142.3M
CX Marketing, LLC	Tulsa	1	4,483	$139.2M
Zeeco, Inc.	Broken Arrow	2	1,672	$134.6M
TD Williamson, LLC	Tulsa	3	1,787	$127.8M
Omni Air International, LLC	Tulsa	3	1,273	$123.1M
Cactus Drilling Company, LLC	Oklahoma City	2	2,276	$123.0M
Explorer Pipeline Company	Tulsa	3	992	$122.8M
Oklahoma Farm Bureau Mutual Insurance Co	Oklahoma City	3	835	$118.6M
Aberdeen Dynamics Supply, Inc.	Tulsa	1	175	$118.6M
McBride Clinic, Inc.	Oklahoma City	6	3,776	$117.8M
Kaiser-Francis Oil Company	Tulsa	2	647	$117.3M
NGL Energy Holdings, LLC	Tulsa	2	1,111	$117.2M
Ascent Resources Management Services, LLC	Oklahoma City	2	863	$115.8M
Flintco, LLC	Tulsa	2	1,468	$113.5M
Moore, a Series	Tulsa	1	3,916	$113.4M
Crosby US Acquisition Corp.	Tulsa	18	3,427	$110.4M
Conner & Winters, LLP	Tulsa	4	308	$109.9M
Balon Corporation	Oklahoma City	2	2,074	$106.3M
Tinker Federal Credit Union	Tinker AFB	9	2,756	$106.1M
Hall, Estill, Hardwick, Gable, Golden & Nelson, P.C.	Tulsa	3	522	$103.1M
Kimray, Inc.	Oklahoma City	2	1,297	$100.1M
Webco Industries, Inc.	Sand Springs	2	2,688	$99.9M
Pipeline Industry Benefit Fund	Tulsa	1	1,865	$99.5M
Trustees, Oklahoma State Pipe Trades Annuity Fund	Tulsa	1	2,257	$93.2M
CNI Government, LLC	Norman	1	1,430	$92.2M
Gemini Industries, Inc.	El RENO	2	302	$92.1M
Sheet Metal Workers Local No. 124 Pension Plan	Oklahoma City	2	619	$86.8M
Associated Anesthesiologists, Inc.	Tulsa	1	128	$86.4M
The Cummins Construction Company, Inc.	ENID	3	451	$82.9M
Delaware Resource Group of Oklahoma, LLC	Oklahoma City	5	2,852	$82.4M
Noble Research Institute, LLC	Ardmore	3	557	$82.2M
The BAMA Companies, Inc.	Tulsa	5	1,576	$78.2M
C. H. Guernsey & Company	Oklahoma City	3	423	$75.7M
Gateway First Bank	Jenks	2	1,325	$75.5M
Oral Roberts University	Tulsa	2	1,077	$74.7M
James Baker Group Inc.	Oklahoma City	2	232	$74.2M
Hogantaylor LLP	Tulsa	3	998	$72.9M
Advanced Orthopedics of Oklahoma, PLLC	Tulsa	2	555	$70.4M
Sagenet LLC	Tulsa	1	447	$69.4M
Blackhawk Industrial Distribution, Inc.	Tulsa	2	2,257	$68.4M
Mathis Bros. Oklahoma City, LLC	Oklahoma City	2	3,256	$67.8M
The Hawthorn Group, Inc.	Tulsa	3	4,044	$66.6M
Lopez Food, Inc.	Oklahoma City	7	2,885	$66.3M
Duncan Regional Hospital, Inc.	Duncan	3	1,503	$64.8M
McElroy Manufacturing, Inc.	Tulsa	2	1,038	$64.8M
Vital Energy, Inc.	Tulsa	2	804	$64.3M
Citizen Potawatomi Nation	Shawnee	1	2,260	$63.4M
Urologic Specialists of Oklahoma, Inc.	Tulsa	2	319	$63.4M
CFS Brands LLC	Oklahoma City	2	1,715	$63.3M
Griffin Television OKC, LLC	Oklahoma City	1	421	$62.9M
Groendyke Transport Inc.	ENID	2	2,360	$62.5M
Plumbers and Pipefitters Local 344	Oklahoma City	1	1,459	$61.6M
Communitycare, HMO, Inc.	Tulsa	3	1,423	$61.4M
JRMB II, Inc.	Lawton	2	1,127	$60.6M

How to find an employer’s EIN in Oklahoma

Every employer that sponsors a retirement or health plan files a Form 5500 that lists its nine-digit Employer Identification Number. Find a Oklahoma company in the table above, or run a Form 5500 search by company name to pull the filing and read the EIN directly from it.

For a broader view of plans in the state — including industry breakdowns and the largest plans by assets — see Form 5500 plans in Oklahoma. New to these filings? Start with What is Form 5500?

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