A cooperative educational service agency may in its name enter into contracts authorized by this chapter and may sue and be sued.
Wis. Stat. § 116.015
A CESA is not a state agency, but is a governmental subdivision. Suits against it or its employees are subject to s. 893.80. Section 893.82 applies to employees of state agencies and does not affect actions against CESA or their employees. Miller v. Mauston School District, 222 Wis. 2d 540, 588 N.W.2d 305 (Ct. App. 1998), 97-1874.