Geophysical Equipment & Services
Collection, processing and interpretation of seismic data to identify drilling locations

Land Contract Drilling
Provision of rig and crew for drilling onshore wells based on a day-rate
Offshore Contract Drilling
Provision of rig and crew for drilling offshore wells based on a day-rate

Rig Equipment
Equipment, parts, fabrication and maintenance services that are required for the construction of new drilling and well servicing
Surface Equipment
Pressure control equipment and other related surface equipment
Subsea Equipment
Production equipment for offshore developments, including production trees, manifolds, umbillicals, risers, and flowlines, in addition subsea pumps and processing equipment
Unit Manufacturing
Manufacture of specialized equipment used for well services including coiled tubing units, frac trucks, cementing skids and wireline logging units

Directional Services
Services and specialized equipment to drill directional and horizontal wells
Wireline Logging
Logging and other services provided via wireline, slickline, or e-line
Drilling & Completion Fluids
Supply of specialized fluids used during drilling and completion
Downhole Drilling Tools
Manufacture and rental of downhole drilling tools
Drill Bits
Supply of drill bits to drill wells
Logging-While-Drilling
A service that captures real-time formation evaluation measurements while drilling using a specialized tool attached to the BHA and often includes real-time data interpretation services offered offsite
Mud Logging
Evaluation of the wellbore by analyzing the fragments of rock or sediment that are carried to the surface by the circulating drilling medium
Rental & Fishing Services
Downhole services such as fishing, milling or hole opening for which operators pay a day-rate for the rental equipment and associated crew to operate the equipment
Solids Control Equipment
Sale or lease of equipment used to filter drilling cuttings from the drilling medium

Casing Hardware & Cementation Products
Supply of steel casing and various other equipment, such as centralizers, as well as cement products that are used during completion
Casing & Tubing Services
Running casing into a newly drilled well
Completion Equipment & Services
Tools and systems used to handle a variety of downhole jobs such as multi-zonal isolation or multi-lateral completions
Pressure Pumping/Cementing
Pumping of cement downhole to secure the pipe in the hole and ensure the integrity of the well
Pressure Pumping/Fracturing
Pumping of water, proppant and chemical additives into a well at high pressure to fracture the formation and improve permeability
Pressure Pumping/Rental Equipment
Supply of high-pressure surface equipment used during hydraulic fracturing, including flow iron, manifolds, valves, frac trees, and other specialized eqiupment
Water Management
End-to-end management of water used in the fracturing process including procurement, handling, cleaning, storage and disposal
Microseismic
Fracturing mapping service that analyzes seismic activity generated by fracture jobs in order to optimize fracturing
Fracturing Products/Proppant
Sand or ceramic material used during hydraulic fracturing to prop open fracture networks and sustain long-term gas flowback
Fracturing Products/Additives
Chemical additives in the fracturing slurry to improve fracturing effectiveness by reducing viscosity, among other things
Inspection and Coating
Specialty treatment and inspection to verify the physical integrity of drill pipe and tubing
Oil Country Tubular Goods
Supply of pipe used downhole to isolate the well from the surrounding formation
Productions Testing Services
Pressure and production testing performed post-fracturing to determine flowback rates

Coiled Tubing Services
A continuous tube through which liquids can be pumped and which can be pushed downhole; used for a variety of drilling, completion and workover services
Well Servicing
Variety of workover services conducted using a workover rig
Specialty Chemicals
Specialized chemicals used to extend the life of oilfield equipment, treat oil and gas production and prepare cementing fluids
Contract Compression Services
Compression prior to the transmission line
Artificial Lift Equipment
Equipment installed to supplement natural well pressure and improve hydrocarbon recovery

Onshore Construction Services
Basic wellsite preparation services and infrastructure development
Offshore Construction Services
Engineering, construction, installation, and maintenance of offshore infrastructure
Floating Production Contractors
Sale or lease of floating production storage and offloading vessels for offshore production

Logistics & Support Services
Hauling and transport of materials and equipment to and from the wellsite
Support Services
Other support services required at the wellsite, such as telecommunications and accommodations
Petroleum Aviation
Helicopter and other aviation services, primarily to offshore drilling rigs and production platforms
Supply Vessels
Vessels used to transport people, equipment, and materials to offshore drilling rigs and production platforms