![]() Patterson-UTI Patterson-UTI Energy is an oilfield services company that provides drilling and pressure pumping, directional drilling, rental equipment, and technology services. | ![]() Bristow Group Bristow Group (formerly known as Era Group) is a provider of helicopter transportation to oil and gas customers, search and rescue, and aircraft support solutions to government and civil organizations. | ![]() Oil States International Oil States International is a company that provides manufactured products and services to the energy, industrial, and military sectors. | |
Founding Date | Founding Date 1978 | Founding Date 1955 | Founding Date 1937 |
Type | Type Public | Type Public | Type Public |
Tags | |||
Locations | Locations Houston, US HQ Kelvinhaugh, AU Perth, AU Rio De Janeiro, BR Rio De Janeiro, BR Rio De Janeiro, BR Rio De Janeiro, BR see more | ||
Employees | Employees 9,20013% decrease | Employees 3,4475% increase | Employees 2,17211% decrease |
Valuation ($) | Valuation ($) 3.1 b | Valuation ($) 975 m | Valuation ($) 266.6 m |
Financial | |||
Revenue (est.) | Revenue (est.) $4.8b (FY, 2025) | Revenue (est.) $1.5b (FY, 2025) | Revenue (est.) $669m (FY, 2025) |
Net income | Net income N/A | Net income $129.4m (FY, 2025) | Net income ($109.4m) (FY, 2025) |
Operating ⚠ | |||
Backlog | Backlog $407m (Q1, 2025) | Backlog N/A | Backlog $348m (Q3, 2023) |

Bristow Group (formerly known as Era Group) is a provider of helicopter transportation to oil and gas customers, search and rescue, and aircraft support solutions to government and civil organizations.
View company
Oil States International is a company that provides manufactured products and services to the energy, industrial, and military sectors.
View company