Advanced Energy Systems Advanced Energy Systems (ADES) is a provider of oil and gas drilling and production services. | ![]() Key Energy Services Key Energy Services provides solutions to improve the production performance and economic life of our customers’ oil and gas assets. | ![]() APS Technology Make APS your trusted source for products and designs purpose-built to operate under high shock, vibration, temperature, pressure, fluid flow and harmful gas conditions. | ||
Founding Date | Founding Date 1997 | Founding Date 1921 | Founding Date 1977 | Founding Date 1994 |
Type | Type Private | Type Public | Type Public | Type Private |
Tags | ||||
Locations | Locations HQ | Locations London, GB HQ Footscray, AU West Perth, AU St. John's, CA Grand Cayman, KY Georgetown, GY Luxembourg, LU see more | Locations Houston, US HQ Houston, US | Locations Wallingford, US HQ Bayinguoleng Mengguzizhizhou, CN Deyang Shi, CN Oktyabrsky, RU Dubai, AE Houston, US |
Employees | Employees 3,5191% increase | Employees 5,000 | Employees 2,00023% decrease | Employees 205 |
Valuation ($) | Valuation ($) N/A | Valuation ($) 5 b | Valuation ($) 5.5 m | Valuation ($) N/A |
Financial | ||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) $3.3b (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A |
Net income | Net income N/A | Net income $216.7m (FY, 2025) | Net income ($97.4m) (FY, 2019) | Net income N/A |

Noble Corporation is an offshore drilling contractor for the oil and gas industry.
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Key Energy Services provides solutions to improve the production performance and economic life of our customers’ oil and gas assets.
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Make APS your trusted source for products and designs purpose-built to operate under high shock, vibration, temperature, pressure, fluid flow and harmful gas conditions.
View company