Did dean winters do the stunt-on stairs as mayhem in all state commercial?

Yes, Dean Winters performed many of the stunts as Mayhem in the Allstate commercials, including some scenes on stairs. His character is known for exaggerated physical humor, and Winters often showcased his willingness to perform risky antics to embody the chaos Mayhem represents. However, for particularly dangerous stunts, a stunt double might be used for safety reasons.