CHAMPION TECHNOLOGIES

Headquarters: Houston

In the news: Ecolab agreed to pay $2.2 billion for Champion on Friday. The deal comes nearly a year after Ecolab's biggest deal -- the $8.3 billion acquisition of Nalco.

Description: Champion and its related company, Corsicana Technologies, sell oil field production chemicals and services to the global oil and gas industry.

Founded: 1953

Chairman: Steve Lindley

President and CEO: Tom Amonett

Employees: 3,300 employees in more than 30 countries

2011 sales: $1.2 billion

Deal closing: The deal is expected to close before Dec. 31.