Abstract: The present invention is a portable chair with caster wheels that is lightweight in construction and easily collapsed, carried, stored and transported by public or private means. The chair can be configured as an assistive mobility device to fill the unmet needs of aging healthy adults who wish to retain their independence and social interactions. It can also be configured as a collapsible office chair to meet the needs of employers with temporary working staff and for use by college students in crowded dorm rooms. Additional features such as an arm rest, a foot rest, or a reclining back are easily added during manufacture and because of the chairs uncomplicated design and duplicity of parts, it is very economical to manufacture.