Nationwide Mutual is, as the name suggests, a mutual insurance company. This is in contrast to a "stock" insurance company. As such, the "owners" of this Nationwide entity are the policyholders. A stock insurance company is owned by shareholders, who do not have to policyholders of the company.

The parent company is Nationwide Mutual Insurance, an Ohio domiciled mutual insurance co.

The Nationwide Mutual insurance company are based at One Nationwide Plaza in the state capital of Ohio, Columbus. They have been there since the 1970s.

The name of one company which provides nationwide life insurance is Nationwide Mutual Insurance Company. It's head office is located in Ohio and it has regional offices in several cities.

Nationwide Mutual Insurance Company is based in Columbus, Ohio. It also has regional headquarters in; Des Moines, Iowa, San Antonio, Texas, Gainesville, Florida, and Lynchburg, Virginia.