Gardner Denver, founded in 1859, is an American worldwide provider of industrial equipment, technologies services to a broad and diverse customer base through a family of brands. The company has over 30 manufacturing facilities located in the Americas, Europe, the Middle East, and Asia Pacific with offices in 35 different countries. Based in Milwaukee, Wisconsin, USA, it operates in three groups: the Industrials Group, Energy Group, and Medical Group.

The Industrials Group designs, manufactures, markets and services a wide range of products including rotary screw, reciprocating and sliding vane compressors, multistage and positive displacement, centrifugal and side-channel blowers, vacuum technology as well as mobile transport products. The end market sectors served by the Industrials Group are primarily industrial manufacturing, transportation, energy, mining and construction, environmental, and food and beverage.

The Energy Group manufactures, markets and services liquid ring pumps and engineered systems for power generation, environmental, petrochemical, and fluid transfer equipment used primarily in oil and natural gas well drilling, servicing and production, and petrochemical and industrial applications; and water jetting pumps. The Energy Group includes three divisions: Petroleum Pump, Nash, and EMCO Wheaton. The Petroleum Pump Division designs, manufactures, tests and markets a diverse range of pumps for the oil & gas industry.