Since mid-2000, the Soundside Alliance has produced a number of programs and accomplishments, including:
- Small Business Development Center (SBDC) – The SBDC has provided business development counseling and education to small and mid-sized businesses in Southwest King County since 2003.
- StartZone – A project that serves the business development needs of immigrants, minorities, women and disabled-owned current and potential businesses to increase employment opportunities and household incomes in Southwest King County.
- Business Attraction Program – A program implemented in 2007 to collectively market the assets and opportunities to start and grow a business in Southwest King County to a broad range of businesses, commercial real estate investors and developers, and companies in the trade and logistics sector.
- Soundside Legislative Advocacy – The Soundside Alliance is collaborating with regional groups on current initiatives, funding priorities, and future areas of legislative advocacy for Southwest King County.