| # | Company | Employees |
|---|---|---|
| 1 |
Ovintivovintiv.com
A leading North American energy producer focused on developing oil, natural gas liquids, and natural gas producing plays with innovative strategies |
2,878 |
| 2 |
Liberty Energylinktr.ee
A leading North American oilfield services provider offering innovative completion services and technologies for onshore oil and gas exploration and production |
2,546 |
| 3 |
SM Energy Companysm-energy.com
An independent energy company focused on exploration, development, and production of natural gas and crude oil in the United States, prioritizing ethical business practices and community support |
2,255 |
| 4 |
DCP Midstreamdcpmidstream.com
An innovative energy company based in Denver, providing midstream logistics services in over 10 states Emphasizes employee development and competitive benefits |
1,446 |
| 5 |
Tallgrasstallgrass.com
A leading energy infrastructure company delivering safe, reliable, and sustainable energy solutions across the US for a cleaner energy future |
1,104 |
| 6 |
Antero Resourcesanteroresources.com
An independent E&P company focused on exploiting, developing, and acquiring natural gas, NGLs, and oil properties in the Appalachia Basin |
634 |
| 7 |
MarkWest Energy Partners, L.P.mplx.com
A master limited partnership engaged in gathering, processing, and transporting natural gas, natural gas liquids, and crude oil in various regions of the United States |
579 |
| 8 |
IFS Energy & Resourcesifs.com
A global provider of software and data solutions for oil, gas, mining industries, with a focus on diversity, inclusion, and employee growth |
425 |
| 9 |
BKV Corporationbkv.com
A Denver-based energy company focused on natural gas production with a commitment to achieving net zero emissions by 2025 |
385 |
| 10 |
Total Directional Services, LLCtotaldirectional.com
A privately owned company based in Windsor, CO, specializing in premium quality and reliable directional drilling services for optimal industry performance nationwide |
368 |
| 11 |
QEP Resourcesqepres.com
A leading independent crude oil and natural gas exploration and production company, focused on the Permian Basin and Williston Basin in the US |
351 |
| 12 |
PDC Energy, Inc.chevron.com
Independent exploration and production company focused on responsible development of natural resources in key oil and gas regions, striving for sustainable growth and shareholder value |
276 |
| 13 |
Galperti Groupgalperti.com
The company specializes in engineering, manufacturing, and distributing high-quality products for energy and industrial markets, offering customized solutions and integrated production processes |
269 |
| 14 |
Civitas Resourcescivitasresources.com
A company with operational expertise in the energy industry, focusing on sustainability and delivering value to local economies and neighbors |
267 |
| 15 |
Kodiak Oil & Gas Corpkodiakog.com
An independent exploration and production company based in Denver, focusing on oil and natural gas exploration in the US Rocky Mountain region |
232 |
| 16 |
Discovery Natural Resources LLCdiscoverynr.com
A domestic onshore exploration and production company with over 1,000 wells in operation in Texas |
203 |
| 17 |
Sentinel Peak Resourcessentinelpeakresources.com
A Denver-based company, backed by Quantum Energy Partners, that specializes in acquiring, developing, and exploring oil and gas assets, with a focus on heavy oil development in California |
202 |
| 18 |
Offen Petroleumoffenpetro.com
A Denver-based wholesale distributor of fuel, lubricants, and additives serving commercial, industrial, and retail clients in the Rocky Mountain Region Owns convenience stores |
177 |
| 19 |
TransMontaigne Partners LLCtransmontaignepartners.com
A leading provider of terminaling, storage, and transportation services to the energy industry with a network of midstream terminals across the US |
176 |
| 20 |
Energy Inspection Serviceseis-llc.com
Integrated field services provider delivering quality, safe, compliant, and cost-effective solutions for heavy industry projects in Oil and Gas, Mining, Energy, and Infrastructure sectors |
168 |
| 21 |
Anschutz Exploration Corporationanschutzexploration.com
Oil & energy company based in Denver, Colorado, USA, specializing in exploration and production activities in the energy sector |
161 |
| 22 |
United Energy Trading LLCunitedenergytrading.com
An integrated energy marketing and trading organization active in wholesale natural gas and crude oil trading, transportation, and transmission services across US and Canada |
152 |
| 23 |
Forest Oil Corporationforestoil.com
A company involved in exploring, acquiring, developing, and marketing natural gas and crude oil in North America and select international locations Headquarters in Denver |
146 |
| 24 |
FHEbuiltbyfhe.com
A company delivering superior customized tools and equipment with fast turnaround times to enhance productivity and success in the field |
117 |
| 25 |
Bill Barrett Corporationbillbarrettcorp.com
A company in the Rocky Mountain region operating in natural gas and oil exploration and development, focusing on high-return assets |
110 |
| 26 |
RockPile Energy Servicesrockpileenergy.com
Innovative completion services for fracturing with focus on Proppant Transportation and Chemical Optimization, reducing pad size, chemical costs, and carbon footprint |
104 |
| 27 |
Bison Oil & Gas IV, LLCbisonog.com
A leading exploration and production company in the DJ Basin and Rocky Mountain Region, emphasizing responsible, clean, and efficient operations |
101 |
| 28 |
Meritage Midstreammeritagemidstream.com
A midstream services company offering natural gas, NGL, crude oil gathering, processing, and transportation, focusing on strategic partnerships and unconventional shale plays |
72 |
| 29 |
Aspectaspectholdings.com
A company focusing on prospecting and drilling for oil and gas resources, leveraging seismic, geological, and engineering expertise internationally to promote portfolio diversification |
65 |
| 30 |
Fidelity Exploration and Production Companyfidelityepco.com
A company involved in the acquisition, exploration, development, and production of natural gas and oil resources, part of a larger Fortune 500 group |
65 |
| 31 |
Raisa Energy LLCraisa.com
A Denver-based independent Oil & Gas exploration company using technology to accurately value risk and create value in major basins |
64 |
| 32 |
High Sierra Energy, LP - Subsidiary of NGL Energy Partners LPhighsierraenergy.com
A midstream energy company based in Denver, Colorado, operating in the natural resources industry, specializing in gathering, transporting, marketing crude oil and NGLs, and providing oilfield water services |
60 |
| 33 |
Concord Energy LLCconcordenergy.com
Leader in energy services and solutions offering natural gas, oil marketing, water services with a focus on customer trust and industry relationships |
56 |
| 34 |
Elk Petroleumelkpetroleum.com
Company specializing in developing and producing long-lived oil and gas reserves in the Greater Aneth Field, with ownership of wells, infrastructure, and operating units |
52 |
| 35 |
Extraction Oil & GasExtractionOG.com
A domestic energy company in the Rocky Mountains focusing on exploration and production of oil and gas reserves through drilling and acquisitions |
47 |
| 36 |
1st Rate Energy Services, Inc.1strateenergy.com
A leading energy services provider specializing in production testing, cleaning, well optimization, and equipment maintenance for clients in North America |
34 |
| 37 |
RP Services, LLCrpservices.biz
A trusted energy services provider focused on quality, safety, and environmental preservation with a well-trained team committed to zero accidents |
34 |
| 38 |
Centerline Energy Construction, LLCcenterlineenergyconstruction.com
Centerline Energy Construction provides infrastructure solutions to utilities and energy producers in the Midwest and Western US with a focus on safety and innovation |
27 |
| 39 |
Central Resources, Inc.dryneedlinginstitute.com
An independent oil and gas company with operations in the US, Argentina, Brazil, Canada, and The Netherlands, focusing on profitable growth and international transactions |
25 |
| 40 |
HRM Resourceshrmres.com
Oil and gas exploration and production company based in Denver, emphasizing trust, transparency, and accountability for a sustainable energy future |
20 |
| 41 |
Expedition Water Solutions Coloradoexpedition-water.com
An oilfield infrastructure company operating in the DJ Basin of Colorado and PR Basin of Wyoming, demonstrating significant growth and market dominance |
18 |
| 42 |
Zion Engineering, LLCzion-eng.com
Full-service engineering firm specializing in energy infrastructure planning, design, construction management, and support services from concept through completion |
13 |
| 43 |
Gary-Williams Energy Corporationgwec.com
An energy company with refining operations in Oklahoma, producing gasoline, diesel fuel, jet fuel, solvents, and asphalt with a total capacity of 185,000 bpd |
12 |
| 44 |
BeaboutBrock Easley / VRC ProTXbrockeasley.com
The company represents leading brands in pressure, level, and temperature instrumentation, as well as providing valve repair services for various industries |
11 |
| 45 |
Mile High Employment Solutionsmh-employment.com
Specializing in providing skilled employees to the energy industry, with a focus on diverse recruiting services and strong community partnerships |
10 |
| 46 |
AXP Energy Limitedfremontpetroleum.com
Oil & gas production and development company with operations in multiple US basins, focusing on building a reliable producing asset base for growth |
9 |
| 47 |
Alpha Flowback Corp.alphaflowback.com
A leading provider in the US oil and gas industry, prioritizing integrity, innovation, and customer relationships while upholding environmental consciousness |
8 |
| 48 |
Tenawa Resource Management LLCtenawa-rm.com
A Colorado-based company offering midstream solutions through strategic partnerships Specializes in natural gas processing and helium recovery in the Mid-Continent region |
7 |
| 49 |
WILBANKS RESERVE CORPORATIONwilbanksreserve.com
An oil and energy company operating out of Denver, Colorado, focusing on oil exploration and extraction in the United States |
7 |
| 50 |
PetroDEpetrode.com
Cloud-based platform integrating oil & gas data sources for collaborative decision-making in Exploration, Operations, Land, and Regulatory functions, with real-time analytics and visual collaboration tools |
6 |
| 51 |
Valkyrie Operating, LLC.valkyrie-resources.com
Oil and gas production company located in Denver, CO, specializing in operating and developing oil and gas properties |
5 |
| 52 |
Aspect Holdings, LLCaspectenergy.com
Exploring and producing oil & gas globally, specializing in 3D seismic exploration, shale gas, royalty acquisition, wind and potash development |
4 |
| 53 |
StratCom Advisors, LLCstratcomadvisors.com
Specializing in energy industry consulting, offering expertise in land, due diligence, risk management, and marketing on an outsourced contract basis |
4 |
| 54 |
West Edgewestedgeenergy.com
A transportation and distribution company specializing in refined petroleum products, crude oil, natural gas, and water, providing infrastructure solutions to energy producers |
3 |
| 55 |
Camino Energy Inc.caminoenergyinc.com
A performance improvement company in the energy industry, providing strategy and advisory solutions to optimize energy infrastructure assets and increase operational efficiency |
3 |
| 56 |
Divide Energy Groupdivideenergy.com
A midstream development company specializing in cost-effective infrastructure solutions to deliver energy supplies to market, focused on enhancing commodity value and bridging infrastructure gaps |
2 |
| 57 |
Switch Energy Solutionssolarcity.com
This company offers a wide range of energy solutions, focusing on energy efficiency and renewable energy to provide comprehensive and customized options to clients |
2 |
| 58 |
Myth, LLCthisismyth.com
Provider of comprehensive energy and utilities services including drilling, fluid engineering, equipment design, pipeline construction, maintenance, and directional drilling solutions for any project size |
2 |
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