The West Des Moines Business Incubator will host a third anniversary celebration on Dec. 3. The celebration will take place from 11:30 a.m. to 1:30 p.m., with a program at noon, at 2829 Westown Parkway. To register, contact Jo Eckert at jo.eckert@wdm.iowa.gov, or 222-3621. The incubator currently has 10 residents.