Established in 1963, the Council on Law Enforcement Education and Training supports Oklahoma law enforcement in serving its communities, including enhancing public safety by providing education and training which promotes professionalism and enhances competency within the ranks of Oklahoma law enforcement. 

CLEET is the Oklahoma State Agency responsible for the basic and continuing education and certification of Oklahoma’s criminal justice and law enforcement personnel. Located on 342 acres in Pontotoc County, the CLEET training facility includes a 6-building, 120,000 square foot main campus, a crime scene house, a 375,000 square foot skills pad, a driving course, an armory, and a state-of-the-art, semi-enclosed baffled firing range.

CLEET is an additional major educational asset for Ada. CLEET has over 40  full-time employees located in Ada. The CLEET facility has roughly 500 visitors a day at their Ada facility. Basic cadet training, continuing education training, and security guard certification are just a few of the many activities that occur daily at the CLEET facility in Ada.

The bidding process was very competitive, with 17 sites statewide in the running. CLEET announced that Ada, Oklahoma would be the location of its $26 million facility in early 2001. Construction was completed in 2006. The official grand opening was held on October 24, 2006. CLEET selected Ada based partly on the cohesiveness of the community and the quality proposal submitted. The CLEET facility a growing Law Enforcement, Fire and Public Safety cluster in the community. 

The Ada area already has a critical mass of expertise, resources, and activity related to law enforcement, fire safety, and homeland security. East Central University (ECU), CLEET, and Pontotoc Technology Center (PTC) represent valuable "anchor assets" toward the creation of a competitive advantage for the Ada area in creating jobs related to safety training and affiliated products. In addition, Ada's division of Globe Manufacturing, the world’s largest producer of firefighter suits and other protective clothing, is part of the growing manufacturing part of this cluster.