| # | Company | Employees |
|---|---|---|
| 1 | 193,793 | |
| 2 |
Tenet Healthcaretenethealth.com
Operates ambulatory surgery centers, acute and specialty hospitals, physician networks, and provides revenue cycle management and value-based care services. |
44,016 |
| 3 |
Southwest Airlinessouthwest.com
This company provides a friendly, customer-centered airline experience, prioritizing customer service and compassion in all their interactions |
40,329 |
| 4 |
Baylor Scott & White Healthbswhealth.com
A Texas-based not-for-profit health system dedicated to providing accessible, integrated, and affordable healthcare through a wide network of facilities and services |
31,869 |
| 5 |
UT Southwestern Medical Centerutsouthwestern.edu
An academic medical center with top research, education, and patient care; offering training to students and providing specialized healthcare services |
19,275 |
| 6 |
Frontier Internetfrontier.com
Largest pure-play fiber provider in the U.S., delivering blazing-fast broadband connectivity to millions of consumers and businesses nationwide. |
12,461 |
| 7 |
Comerica Bankcomerica.com
Financial services company offering business banking, retail banking, and wealth management across major U.S. cities and select international markets. |
10,425 |
| 8 |
Methodist Health Systemmethodisthealthsystem.org
A faith-based healthcare organization focused on improving lives through compassionate, quality care with nationally recognized medical services and a strong community commitment |
8,838 |
| 9 |
Parkland Healthparklandhealth.org
Large public hospital system providing trauma care, burn center, neonatal ICU, community clinics, education programs, and medical teaching services. |
8,765 |
| 10 |
Children's Healthjobsearch.childrens.com
A leading pediatric health care provider in North Texas, offering comprehensive services, innovative treatments, and groundbreaking research for children's health and wellness |
8,516 |
| 11 |
Medical City Healthcarewwwprod104-hcadallas-sitecore-cloud.dpxmedcity.net
Leading healthcare provider with 20 hospitals, 15 surgery centers, urgent care facilities, and a large network of physicians and nurses, prioritizing patient care and advanced technology |
7,276 |
| 12 |
City of Dallasdallascityhall.com
Local government providing public services, managing city operations, supporting community needs, and promoting values of empathy, ethics, excellence, and equity. |
6,844 |
| 13 |
Sunoco LPsunocolp.com
Extensive pipeline network and terminals supporting fuel distribution to thousands of branded locations, independent dealers, and commercial customers. |
6,493 |
| 14 |
HF Sinclairhfsinclair.com
Manufactures and sells light products, fuels, lubricants, and asphalt; operates refineries; markets motor fuel; produces renewable diesel and specialized lubricants. |
6,426 |
| 15 |
Metro by T-Mobilemetrobyt-mobile.com
The company provides simple and affordable connected solutions for prepaid consumers, prioritizing customer needs with flexible, affordable, and transparent wireless services |
6,055 |
| 16 |
MV Transportationmvtransit.com
Leading transit services provider partnering with agencies, schools, corporations, focusing on community, safety, employee training, and innovative customer solutions. |
5,198 |
| 17 |
Atmos Energyatmosenergy.com
Safe, reliable, and affordable natural gas delivery to over 3 million customers across eight southern states with modern infrastructure. |
4,769 |
| 18 |
Mr. Coopermrcooper.com
We are a innovative leader in the home loan servicing industry, dedicated to reimagining the home loan experience for customers and employees alike |
4,630 |
| 19 |
Oncor Electric Deliveryoncor.com
Regulated electricity distribution and transmission company operating the largest system in Texas, delivering power to nearly 4 million customers. |
4,068 |
| 20 |
Texas Oncologytexasoncology.com
Pioneering provider of high-quality, community-based cancer care with over 530 physicians and 280 locations in Texas and Oklahoma Leading in innovative treatments and clinical trials |
4,017 |
| 21 |
Enhabit Home Health & Hospiceenhabit.com
National leader in home health and hospice, providing extraordinary care with compassionate teams, committed to diversity, inclusivity, and exceptional patient healthcare experiences |
3,867 |
| 22 |
Greyhound Lines, Inc.careers.greyhound.com
Scheduled passenger bus services across US and Canada, express package delivery, charter services, and talent development in transportation industry. |
2,928 |
| 23 |
DART (Dallas Area Rapid Transit)dart.org
Extensive public transit network offering light rail, commuter rail, bus routes, and paratransit services across North Texas area. |
2,847 |
| 24 |
Steward Health Caresteward.org
A physician-led, minority-owned integrated health care system focused on delivering proactive care at a sustainable cost, promoting community prosperity and stability |
2,687 |
| 25 |
United Surgical Partners International, Incuspi.com
largest ambulatory surgery platform operating surgery centers and hospitals, partnering with physicians to deliver high-quality, cost-effective care. |
2,566 |
| 26 |
Texas Capitaltexascapitalbank.com
Providing personalized financial services to businesses, individuals, and families with a client-centric approach and experienced banking professionals. |
2,214 |
| 27 |
Stevens Transportstevenstransport.com
A leading refrigerated transportation company providing regional, dedicated, intermodal, and 3PL services with a focus on integrity and consistent growth |
2,072 |
| 28 |
Luminantluminant.com
A competitive power generation business with nearly 17,000 MW in Texas, including nuclear and coal-fueled generation, as well as a large purchaser of wind-generated electricity |
2,026 |
| 29 |
Federal Reserve Bank of Dallasdallasfed.org
Central bank in the United States working on monetary policy, economic research, banking supervision, community outreach, and education in the Eleventh Federal Reserve District |
1,347 |
| 30 |
Encompass Home Health & Hospiceehab.com
Provider of home health and hospice services that have merged to form Encompass Health, leveraging combined strengths for improved healthcare delivery |
1,332 |
| 31 |
HollyFrontierhfsinclair.com
Independent petroleum refiner producing gasoline, diesel, jet fuel, asphalt, lubricants, operating refineries and logistics in U.S. regions. |
1,265 |
| 32 |
Triumphtriumph.io
A Dallas-based financial holding company offering payments, factoring, and banking services including carrier payment platform, invoice factoring, lending, and insurance solutions |
1,256 |
| 33 |
Senior Care Centersabrihealthcare.com
Provider of senior care services, including skilled nursing, rehabilitation, long-term care, and assisted living in multiple locations across Texas Committed to compassionate and quality care |
1,146 |
| 34 |
Apex Fintech Solutionsapexfintechsolutions.com
A leading fintech provider offering solutions for investing, investor education, and innovation to empower market leaders, challengers, and visionaries |
1,108 |
| 35 |
Bank of Texasbankoftexas.com
Bank of Texas offers a wide range of banking services including commercial and consumer banking, investment and trust services, and mortgage origination |
1,073 |
| 36 |
PlainsCapital Bankplainscapital.com
A Texas bank with over 60 branches and 1,100 employees offering personalized relationship banking, commercial lending, wealth management, and other financial services |
1,046 |
| 37 |
UT Southwestern Careersutsouthwestern.edu
A leading academic medical center with top faculty conducting groundbreaking research, providing exceptional patient care, and offering advanced medical education |
1,000 |
| 38 |
University of Texas Southwestern Medical Centerutsouthwestern.edu
Academic institution specializing in medical education, research, and healthcare training based in Dallas, Texas, United States. |
998 |
| 39 |
Sunflower Bank, N.A.sunflowerbank.com
A financial institution providing relationship-focused services to meet personal, business, and wealth management needs, with a long history of community support and customer relationships |
969 |
| 40 |
Metrocare Servicesmetrocareservices.org
A nonprofit in North Texas provides mental health and disability services for over 50,000 people annually, including medication management, therapy, and social services |
965 |
| 41 |
Baylor Scott & White Institute for Rehabilitationbswrehab.com
A leading rehabilitation network in Texas, providing comprehensive care through hospitals, outpatient clinics, and a patient-centric approach to help patients regain independence |
956 |
| 42 |
AT&T Cybersecurityatt.com
Specializing in cybersecurity, this company offers edge-to-edge technologies, threat intelligence, collaborative defense, and tailored solutions to protect businesses worldwide |
881 |
| 43 |
Hunt Oil Companyhuntoil.com
Company prioritizes employee well-being, offering competitive compensation, flexible work schedules, diversity, community engagement, and professional development opportunities. |
826 |
| 44 |
EnLink Midstreamenlink.com
EnLink operates midstream assets, providing natural gas, crude oil, NGL capabilities, and energy services, focusing on sustainability and environmental performance in the energy sector |
741 |
| 45 |
Cornerstone Healthcare Groupjobs.scionhealth.com
This company based in Dallas offers long-term acute care, senior living, and behavioral health services nationwide since 1990 |
630 |
| 46 |
T Bank N.A.t.bank
Provides specialized business financing through SBA, USDA, and commercial loans, offering flexible terms and personalized packages to help entrepreneurs secure essential capital. |
602 |
| 47 |
HealthTexas Provider Network (HTPN)bswhealth.com
A multi-specialty medical group within Baylor Scott & White Health System, providing quality care, outstanding patient experience, and innovative health solutions |
553 |
| 48 |
Leeward Renewable Energylreus.com
A leading renewable energy company with a portfolio of 24 facilities totaling 2,500 MW, developing wind, solar, and energy storage projects across the US |
388 |
| 49 |
Southwest Transplant Allianceorgan.org
A nonprofit organization based in Dallas saving and healing lives through organ and tissue donation, serving over 10 million Texans |
355 |
| 50 |
TBK Bank, SSBtbkbank.com
A Texas-based state savings bank offers commercial and consumer banking products in multiple states, specializing in real estate and business lending |
352 |
| 51 |
Berry Corporationcrc.com
An independent, publicly traded energy company focused on acquiring, developing, and producing domestic oil and gas reserves in California and Utah |
341 |
| 52 |
Susser Banksusserbank.com
Texas-based bank providing personal and commercial banking solutions for over 60 years, with a focus on community growth and exceptional customer service |
332 |
| 53 |
Vesper Energyvesperenergy.com
Develops, owns, and operates renewable energy and energy storage facilities nationwide, focusing on sustainability and collaboration to drive innovative solutions |
69 |
| 54 |
One World Bankoneworldbank.com
This company provides personalized and customized financial services, offering a world of resources to meet personal and business needs |
54 |
| 55 |
First National 1870firstnational1870.com
Providing financial solutions through a full range of relationship-focused services for personal, business, and wealth management objectives in various communities |
45 |
| 56 |
Hunt Consolidated, Inc.huntconsolidated.com
A Dallas-based company focused on exploring, developing, and refining oil and gas through its various subsidiaries and overseas operations |
36 |
| 57 |
Aspen Midstreamaspenmidstream.com
An independent energy company providing comprehensive midstream solutions including natural gas gathering, processing, compression, treating, and condensate stabilization in North America |
34 |
| 58 |
HEYCO Energy Groupheycoenergy.com
Privately-owned upstream energy company providing strategy, technology, and capital for oil and gas exploration projects in the US and Europe |
25 |
| 59 |
Panhandle Eastern Pipe Line Co LP.peplmessenger.energytransfer.com
An oil and energy company located in Dallas, TX, specializing in pipeline services in the United States |
19 |
| 60 |
Coyote Midstreamcoyotemidstream.com
Independent energy infrastructure provider offering innovative solutions for producers and refiners, specializing in liquids, gas, and water gathering, transportation, and terminaling Led by experienced management team |
3 |
| 61 |
NEP Midstream and Royaltiesnepmidstream.com
Investing in pipeline and energy logistics assets focused on transporting, gathering, processing, and storing crude oil, natural gas, and NGLs |
1 |
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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