You check the availability of a business name for your California LLC through the Secretary of State’s Website.
The rule for naming your LLC is that your name must not be identical or “confusingly similar” to the name of another corporation, LLC, or limited partnership in California.
California’s Name Availability Form
Download California’s name availability form here.
You’ll need a free copy of Adobe Acrobat reader in order to fill out the form.
Simply put your name, address, and phone number and enter up to three possible names for your LLC.
After you’re done, mail the form to the address at the top, and you’re on your way.