Alliant

Alliant is a brand name and a term used by several organizations in different sectors, including utilities, finance, education, insurance, and aerospace. It does not denote a single corporation.

Alliant Energy Corporation is a utility holding company providing electricity and natural gas to customers in Iowa and Wisconsin, headquartered in Madison, Wisconsin.

Alliant Credit Union is a federally insured, member‑owned financial cooperative headquartered in Chicago, Illinois. It offers retail banking and loan services, with membership open to individuals who meet eligibility requirements.

Alliant International University is a private nonprofit university in California with campuses in San Diego and Los Angeles. It offers programs in psychology, education, and business and is accredited by the WASC Senior College and University Commission.

Alliant Insurance Services is a national insurance broker and risk management firm based in Newport Beach, California, providing property and casualty, employee benefits, and specialized programs to clients across various industries.

Alliant Techsystems was a United States aerospace and defense company. In 2015 its sporting-goods unit was spun off as Vista Outdoor, and the remaining business merged with Orbital Sciences to form Orbital ATK, which Northrop Grumman acquired in 2018. The Alliant branding survives mainly in historical reference to the former aerospace and defense company.