State and local public bodies and departments, officers and employees thereof, and officials and attaches of the courts of this State shall co-operate with and give reasonable assistance and information to the commission and any authorized representative thereof, in connection with any investigations or proceedings within the jurisdiction of the commission.

It shall be the duty of the sheriffs and marshals in the several counties, upon request of the commission or its authorized representative, to serve process and execute all lawful orders of the commission.