Apergy, an oilfield equipment provider, completed the acquisition of upstream energy unit of Ecolab, a global provider of water, hygiene, and energy technologies, for $4.4bn. “This transaction is a great development benefiting both Apergy and Ecolab shareholders. It brings together two well-respected companies to create a global leader that provides customers with a full suite of production-optimization solutions, solidifying our position as a focused leader in the production segment, while providing shareholders and employees better long term growth opportunities,” Sivasankaran Somasundaram, Apergy President and Chief Executive Officer.