Who is eligible to join Alliant? You are eligible to join Alliant if you: Are a current or retired employee from one the many businesses and organizations Alliant partners with in the U.S. Are a domestic partner or immediate family member of a current Alliant member Live or work in one of the communities near our Corporate Headquarters in Chicago. Check our website’s list of eligible communities to see if you qualify. If you are not eligible through another option you can become a member of Foster Care to Success (FC2S) and become eligible for Alliant membership. FC2S serves thousands of foster teens across the United States, focusing on those who are aging out of the foster care system. FC2S awards grants and scholarships for higher education and provides care packages, mentoring and internships. (Alliant will pay a $5 membership fee to FC2S on the member’s behalf.) Note for non-US residents: You can become a member of Alliant if you live outside the United States, but only if you have either (1) a Social Security number or (2) an unexpired ITIN. More details about identification requirements for membership are available on our website.