Starting a Business in Altadena

Starting a Business in Los Angeles County

Starting a business in the County requires owners to obtain a business license, file for a Fictitious Business Name, and other possible steps to get their business off the ground.

Los Angeles County Department of Consumer and Business Affairs

The Department of Consumer and Business Affairs serves consumers, businesses, and communities through education, advocacy, and complaint resolution. Our mission is to create a fair and vibrant marketplace for consumers and businesses.

Los Angeles County Office of Small Business Concierge

The Concierge acts as a single point of contact during the complex process of opening a business and provides counseling services to you. We also provide business development opportunities.

Business Activities That Require a County Business License

Los Angeles County Treasurer and Tax Collector Website:

Cal eProcure

State Small Business Certification Website: 

Los Angeles County Vendor Registration

Register to be a vendor with Los Angeles County:

Pasadena SBDC

The SBDC is the SBA’s largest service program and provides high quality business & economic development assistance to small businesses & entrepreneurs. We provide no-cost business advising and low-cost training to existing and new businesses. Introductory video.