Southeastern Diamond Business District: What We Do

  • Quarterly Business Mixers
  • Education Workshops/Seminars
  • Website
  • Monthly Electronic Newsletter
  • Online Directory –
  • Annual Taste of Diamond Event
  • Diamond Street Festival
  • Corporate Sponsorship Opportunities


Guide to Success

Follow these simple steps to set up your business up for success

Partner Resources

Please check out our partnering agencies and organizations.

Available Property

More information coming soon!

Government Resources

Please find links and updated list of enforcement contact numbers to help address various issues in our district.

About Us

The Mission of the Diamond Business Association is to foster economic prosperity by advocating for and promoting the growth of businesses in the Diamond District.

The Diamond Business Association, Inc., dba Southeastern Diamond Business District (SDBD) is a 501(c)6 nonprofit business organization founded by local entrepreneurs interested in improving the physical conditions of the business district and their impact on the local businesses.

Become a Member

A Business Improvement District (BID) provides a business community with the resources to develop marketing campaigns and promotions, hold special events, increase awareness, advocate for the business community, seek additional funding, and potentially enhance City funded public improvement and beautification projects. Click here for more information.

The Diamond Cowork is owned and operated by the Diamond Business Association, Inc. We manage the Diamond Business Improvement District (BID). We are the first BID managed cowork and the first cowork in our district. 

We are proud to offer our cowork space for local entrepreneurs, independent contractors and home-based business professionals in the Diamond Business District.  Learn more here

Contact Us





5003 Imperial Avenue Ste. 114-A
San Diego, CA 92113