ONEOK
Midstream natural gas, NGL, refined products and crude pipelines
- Energy & Utilities
- Business categories with Pro
- Industry
- Energy & Utilities
- Company type
- Unlock with Pro
- Website
- oneok.com
- Energy & Utilities
- oneok.com
About ONEOK
ONEOK describes itself as a midstream operator providing gathering, processing, fractionation, transportation, storage and marine export services for natural gas, natural gas liquids, refined products and crude oil. Its business is organized into four segments: natural gas liquids, refined products and crude oil, natural gas gathering and processing, and natural gas pipelines. The company traces its origins to an Oklahoma intrastate natural gas pipeline business founded in 1906, and says it is a FORTUNE 500 company included in the S&P 500.
Business categories
Written from ONEOK’s own website (www.oneok.com/about-us/what-we-do, www.oneok.com/about-us/history, www.oneok.com/), checked 17 October 2026.
ONEOK email format
ONEOK email addresses most often follow flast@oneok.com (first initial and last name), for example jsmith@oneok.com. 87% of the 97 oneok.com addresses we hold that match a known pattern use it.
Most common pattern
flast@oneok.comFirst initial and last name
Example: jsmith@oneok.com
87%
of matched addresses
Based on 97 matched addresses
Read from 141 oneok.com addresses on file. The pattern is inferred from those addresses, and the example uses a placeholder name; real addresses are never shown here.
Similar companies
View allONEOK contacts
Contacts on file by seniority
- C-suite & founders12
- Vice presidents21
- Directors & heads27
- Managers34
- Staff & specialists45
2 more records have no job title on file.
Contacts by department
- Operations29
- Human resources25
- Engineering20
- Finance14
- Leadership12
- IT & data10
- Sales3
- Marketing2
Grouped from job titles.
People at ONEOK
The role most often held at each level, from 141 records. Names, locations, emails, phone numbers and LinkedIn profiles unlock with Pro.
| Name | Job title | Location | Contact details |
|---|---|---|---|
| Name locked | Chief Operating OfficerOperations | Locked | |
| Name locked | Vice PresidentLeadership | Locked | |
| Name locked | Director of Human ResourcesHuman resources | Locked | |
| Name locked | ManagerOther | Locked | |
| Name locked | Human Resources ExecutiveHuman resources | Locked |
+136 more people at ONEOK, including 12 in the C-suite, 21 vice presidents and 27 directors.
Unlock with ProMost common job titles
- Vice President 7
- Manager 7
- Director of Human Resources 6
- Operations Manager 4
- Chief Operating Officer 4
Where the contacts are based
States
- Oklahoma141
Cities
- Tulsa, OK141
Linked states open the Energy & Utilities leads page for that state.
ONEOK in full, on Pro
- Stock listing and ownership
- Products and services, and the official LinkedIn page
- Every email format the company uses
- All job titles and every city on file
- Names, emails and phone numbers of the people
Research ONEOK
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ONEOK: questions answered
What is ONEOK's email format?
ONEOK email addresses most often follow flast@oneok.com (first initial and last name), for example jsmith@oneok.com. 87% of the 97 oneok.com addresses we hold that match a known pattern use it.
How many employees does ONEOK have?
We do not hold a reliable employee range for ONEOK.
How many ONEOK contacts does LeadQuasar have?
141 contacts across 108 different job titles, 12 of them at C-suite or founder level, 21 vice presidents and 27 directors. 141 carry an email address and 141 a phone number. Names and contact details unlock with Pro, free for the first 7 days.
Where are ONEOK's contacts based?
Most of the ONEOK contacts on file are in Oklahoma (141), across 1 cities in all. The busiest city on file is Tulsa.