Oilfield Services
Conduct Screen Fossil Fuels
Oilfield services, equipment manufacturing, and contracting that primarily serve fossil fuel operators — including drilling services, well completion, pressure pumping, and specialized equipment. Companies like SLB, Halliburton, and Baker Hughes whose revenue depends on fossil fuel extraction activity.
59 companies currently excluded under this screen
Excluded Companies (59 total)
Showing 59 of 59 companies excluded under this screen.
| Ticker | Company | Reason |
|---|---|---|
| ACDC | ProFrac Holding Corp. | ProFrac Holding Corp. is a technology-focused, vertically integrated energy services company whose core business is providing hydraulic fracturing and completion services to upstream oil and natural g... |
| AESI | ATLAS ENERGY SOLUTIONS INC | Atlas Energy Solutions Inc. is a provider of proppant and logistics services to the oil and natural gas industry, operating primarily within the Permian Basin. The company's core business is the produ... |
| AROC | Archrock, Inc. | Archrock is the largest provider of natural gas compression services in the United States. Its core business — contract compression and aftermarket services — directly enables natural gas production a... |
| ASPN | ASPEN AEROGELS INC | Aspen Aerogels derives significant revenue from fossil fuel infrastructure through its Energy Industrial segment, which generated $102.2 million in fiscal 2025 (approximately 38% of total revenue). Th... |
| BKR | Baker Hughes Company | Baker Hughes is an oilfield services and equipment (OFSE) company whose core business is providing technology and services for fossil fuel extraction and production. Its operations span the entire ups... |
| BORR | Borr Drilling Limited | Borr Drilling is a pure-play offshore jack-up drilling contractor operating a fleet of 29 modern rigs (all built after 2010), with 25 actively deployed across the Middle East, Southeast Asia, West Afr... |
| CLB | CORE LABORATORIES NV | Core Laboratories NV provides proprietary reservoir description and production enhancement services exclusively to the oil and gas industry. For over 90 years, the company's core business has been lab... |
| DNOW | NOW Inc. | NOW Inc. (DNOW) is a global distributor of energy and industrial products whose primary business is supplying equipment and parts to the oil and gas industry. Its product portfolio is heavily geared t... |
| DOV | Dover Corporation | Dover Corporation's Clean Energy & Fueling segment generated $1.94B in 2024, approximately 25% of total revenue ($7.7B). This segment includes Dover Fueling Solutions (petroleum dispensing equipment f... |
| DRQ | Dril-Quip, Inc. | Dril-Quip designs and manufactures specialized subsea wellhead systems, surface equipment, and related components specifically for offshore oil and gas drilling and production. Its engineered products... |
| EMR | EMERSON ELECTRIC | Tier-one digital infrastructure provider for fossil fuel extraction. Upstream Oil & Gas division delivers Reservoir Management Software, drilling optimization systems, and Adaptive Gas Lift technology... |
| ENG | ENGLOBAL CORP | ENGlobal Corp provides engineering, fabrication, and construction services primarily to the upstream oil and gas sector. The company's strategic focus is on supporting exploration, extraction, and pro... |
| FET | Forum Energy Technologies, Inc. | Forum Energy Technologies designs, manufactures, and distributes specialized equipment and provides services primarily to the oil and natural gas industry. Its product portfolio includes drilling and ... |
| FLOC | FLOWCO HOLDINGS INC | Flowco Holdings Inc. is a pure-play provider of production optimization, artificial lift, methane abatement, and vapor recovery solutions exclusively for the oil and gas industry. Its business model i... |
| FTI | TechnipFMC plc | TechnipFMC plc is a global oilfield services company that designs, manufactures, and installs subsea and surface equipment and systems for offshore oil and gas production. Its core business is providi... |
| FTK | Flotek Industries, Inc. | Flotek Industries is a chemistry and data technology company whose business is focused on servicing the oil and gas industry. Its core customer base includes integrated oil companies, independent expl... |
| GTLS | Chart Industries | Chart Industries designs, manufactures, and services critical cryogenic equipment and process technologies for the liquefied natural gas (LNG) value chain, including for liquefaction, transportation, ... |
| HAL | HALLIBURTON | Halliburton is one of the world’s three largest oilfield service companies, providing drilling, completion, and production technology exclusively to fossil fuel operators. Its core business is enablin... |
| HLX | HELIX ENERGY SOLUTIONS GROUP INC | Helix Energy Solutions Group is an international offshore energy services company whose core business is supporting oil and gas production. The company specializes in well intervention, robotics, and ... |
| HON | Honeywell International Inc. | Honeywell's UOP division is a major licensor and supplier of petroleum refining, gas processing, and petrochemical production technology. UOP processes are used in a substantial share of global refine... |
| HP | HELMERICH & PAYNE INC | Helmerich & Payne is the largest onshore drilling contractor in the United States, controlling over 40% of the super-spec land drilling market. Per its FY2025 10-K, the company operates 208 rigs under... |
| ICD | Independence Contract Drilling, Inc. | Independence Contract Drilling operates pad-optimal AC-powered land drilling rigs serving oil and gas producers primarily in the Permian Basin. 100% of revenue derives from fossil fuel drilling servic... |
| INVX | INNOVEX INTERNATIONAL INC | Innovex International Inc. (NYSE: INVX) is a pure-play oilfield services company formed in 2024 through the merger of Dril-Quip Inc. and Innovex Downhole Solutions. The company designs, manufactures, ... |
| IOSP | Innospec Inc | Innospec Inc.'s Oilfield Services segment generated $490.6 million in revenue in 2024 (approximately 27% of total $1.85 billion revenue), providing production chemicals, drilling fluids additives, and... |
| KGS | KODIAK GAS SERVICES INC | Kodiak Gas Services is a leading provider of contract compression services for the oil and gas industry, operating in all major U.S. basins. Its core business is providing specialized equipment and se... |
| KLXE | KLX Energy Services Holdings, Inc. | KLX Energy Services Holdings provides drilling, completions, production, and well-intervention services and products to onshore oil and natural gas exploration and production companies. Its business m... |
| LBRT | Liberty Oilfield services Inc Class | Liberty Energy is one of the largest hydraulic fracturing service providers in North America, operating approximately 40 active frac fleets as of December 2025. The company provides completions servic... |
| MTZ | MasTec Inc | MasTec Inc. is a major infrastructure construction company whose core business is heavily dependent on fossil fuel projects. The company's operations are concentrated in building and maintaining oil a... |
| NBR | Nabors Industries Ltd. | Nabors Industries Ltd. is a global land-based drilling contractor whose core business is the exploration and extraction of oil and natural gas. The company provides advanced drilling rigs, rig-related... |
| NCSM | NCS Multistage Holdings, Inc. | NCS Multistage Holdings Inc. (NASDAQ: NCSM) is a pure-play provider of engineered products and services for oil and gas well completions. Approximately 60% of 2025 revenue ($183.6 million total) came ... |
| NE | Noble Corp | Noble Corporation is an offshore drilling contractor whose entire business model is providing drilling services to oil and gas exploration and production companies. The company owns and operates a fle... |
| NESR | National Energy Services Reunited Corp. | National Energy Services Reunited Corp. (NESR) is an international upstream oilfield services company whose core business is the exploration, extraction, and production of oil and gas. The company is ... |
| NGS | Natural Gas Services Group, Inc. | Natural Gas Services Group, Inc. manufactures, fabricates, rents, sells, and maintains natural gas compressors and flare systems for oil and natural gas production and plant facilities. Its core busin... |
| NOA | North American Construction Group Ltd. | North American Construction Group Ltd. provides heavy construction and mining services primarily to the resource development sector in Western Canada. The company's core business includes overburden r... |
| NOV | NOV INC | NOV Inc. is a major global supplier of equipment, technology, and services for the oil and gas industry, providing drilling and production equipment, downhole tools, and integrated systems primarily t... |
| NR | Newpark Resources, Inc. | Newpark Resources historically provided drilling fluids systems and composite matting solutions to oil and gas exploration and production companies worldwide. In September 2024, Newpark completed the ... |
| OII | Oceaneering International, Inc. | Oceaneering International provides specialized subsea engineering and applied technology services that are foundational to offshore oil and gas exploration and production. The company’s core business ... |
| OIS | Oil States International, Inc. | Oil States International manufactures specialized equipment and provides services essential for the exploration, extraction, and production of oil and gas. Its product portfolio, including drilling an... |
| PDS | Precision Drilling Corporation | Precision Drilling is Canada's largest land drilling contractor, operating a fleet of 184 land drilling rigs as of December 2025: 95 in Canada, 80 in the United States, 6 in Kuwait, and 3 in Saudi Ara... |
| PTEN | PATTERSON UTI ENERGY INC | Patterson-UTI Energy is an oilfield services company whose core business is the exploration and extraction of fossil fuels. The company provides contract drilling and pressure pumping services specifi... |
| PTLE | PTL LTD | PTL Ltd provides marine fuel logistics and bunkering services in Asia Pacific, distributing HSFO, LSFO, and LSMGO to container ships, bulk carriers, and tankers. Core business is fossil fuel distribut... |
| PUMP | ProPetro Holding Corp. | ProPetro Holding Corp. is an oilfield services company whose core business is providing hydraulic fracturing and other well stimulation services to upstream oil and gas operators, primarily in the Per... |
| RES | RPC, Inc. | RPC, Inc. provides oilfield services including pressure pumping, downhole tools, and coiled tubing for oil and gas well completion and production. The company's revenue is entirely derived from enabli... |
| RIG | Transocean Ltd. | Transocean Ltd. is the world's largest offshore drilling contractor, providing contract drilling services exclusively for oil and gas wells. The company's entire business model and revenue are derived... |
| RNGR | Ranger Energy Services, Inc. | Ranger Energy Services is an oilfield services company whose core business is providing specialized equipment and labor for drilling, completing, and maintaining oil and gas wells. The company operate... |
| SDRL | Seadrill Limited | Seadrill Limited is an offshore drilling contractor whose entire business model is providing drilling services to the oil and gas industry. The company owns and operates a fleet of high-specification ... |
| SEI | SOLARIS ENERGY INFRASTRUCTURE INC | Solaris Energy Infrastructure Inc. provides mobile and scalable equipment-based solutions for distributed power generation and logistics services. The company was formed from Solaris Oilfield Infrastr... |
| SLB | SLB LIMITED | SLB Limited is the world's largest oilfield services company, providing technology, equipment, and project management for fossil fuel exploration and production. Its core business segments—Well Constr... |
| SND | Smart Sand, Inc. | Smart Sand, Inc. is a fully integrated frac sand supply and services company, providing mine-to-wellsite proppant and logistics solutions for hydraulic fracturing operations. Its core business is supp... |
| STRR | STAR EQUITY HOLDINGS INC | Star Equity Holdings, Inc. (Nasdaq: STRR) acquired Alliance Drilling Tools LLC (ADT) in March 2025 for a $12.65 million enterprise value, creating a new Energy Services division alongside its Building... |
| TDW | Tidewater Inc. | Tidewater Inc. is the world's largest provider of offshore service vessels to the global energy industry. Its core business is supplying the specialized marine transportation and support services requ... |
| TPL | TEXAS PACIFIC LAND CORP | Texas Pacific Land Corp. is an upstream fossil fuel company whose core business is the ownership and leasing of land for oil and gas extraction. The company holds approximately 880,000 acres of surfac... |
| TTI | TETRA Technologies, Inc. | TETRA Technologies is an energy services company whose core business is providing specialized fluids, chemicals, and water management solutions to oil and gas operators. Its operations are divided int... |
| TUSK | Mammoth Energy Services, Inc. | Mammoth Energy Services, Inc. is an integrated energy services company whose core business is providing products and services to enable the exploration and development of oil and natural gas. Its oper... |
| VAL | Valaris Limited | Valaris is the world's largest offshore drilling contractor, operating a fleet of 52 rigs including 15 high-specification floaters (drillships and semisubmersibles) and 34 jackups as of early 2025. Ap... |
| VTOL | Bristow Group Inc. | Bristow Group provides helicopter transportation services to offshore oil and gas platforms globally. The company's core business is enabling fossil fuel extraction through crew transport and logistic... |
| WFRD | Weatherford International plc | Weatherford International plc is a global oilfield services company that provides specialized equipment and technical services for the drilling, completion, and production of oil and gas wells. Its op... |
| WHD | CACTUS INC CLASS A | Cactus, Inc. (Class A) is an oilfield services and equipment company whose operations are fundamentally tied to fossil fuel extraction. The company is categorized under Oil & Gas Related Equipment and... |
| XPRO | Expro Group Holdings N.V. | Expro Group Holdings N.V. is an energy services company whose core business is providing specialized services and solutions to oil and gas exploration and production companies. Its operations are intr... |
The Naughty List
A digest of changes to our exclusion list — new additions, removals, and the evidence behind them. We review the list continuously as new evidence surfaces.
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