Discover South Grant County WA Chamber of Commerce - Your Business Solution

Listed are annual events sponsored or supported in some way by the Chamber.  Some have firm dates, others may not. Check back regularly to see what has been added.  Also watch the community calendar for other community events where the Chamber is a partner.  Questions? Send an email to "The Couriers" a group of members who help promote events and members! 

January 9th - 5th Annual Luncheon in honor of National Law Enforcement Appreciation Day Started by the Chamber in 2020, this recognition of the men and women who choose to protect and to serve the communities. Invited are local, county, state and federal LE agency personnel, as well as retirees, to chat in a relaxed setting with business members and community stakeholders while sharing the latest successes and challenges for their agency. Sworn personnel are hosted; nominal lunch fee for others.  

January - Dates TBD -  Skills USA/Washington is the #1 workforce development organization for students to be empowered students to become skilled professionals, career-ready leaders and responsible community members. Wahluke HS trials for can lead to state and national recognitions.   

February - Dates TBD - "Amazing Warrior Shake competition for chose national contestants from local participating junior highs in Wahluke and Royal School Districts.  Global Amazing Shakes occurs in March each year. 

March - Date TBD - "Dress Express"  Annual "Pay it Forward" event offering shopping experience for free dresses and accessories for prom events at local high schools.  Started by Honorary Chamber member, Caroline Pingatore Holmes in 2023 and is continued in her memory. 

April 4, 2026 Annual Easter Egg Hunt at Desert Aire Park for local students held the day before Easter.  Sponsored by Wahluke Community Coalition (WCC), with partners Mattawa/Desert Aire Lions Club and the Chamber.  

May 14, 2026 - Regional Key Leader Luncheon, a collaborative initiative to promote a healthier, drug and alcohol free community for our youth through education, advocacy and prevention strategies. Sponsored by Grant County Coalitions (Wahluke, Moses Lake, Quincy, Soap Lake, Royal City) and hosted at the new Library in Royal City. 

May 23, 2026  - Happy 250th Birthday USA - Chamber sponsoring collaboration with all service areas for planning, hosting, and promoting individual patriotism, responsibility, civic pride!  

May 2026-TBD  Annual Kite Flying Event sponsored by the WCC, held at Wahluke HS, with partners Coalition of Christian Congregations and the Chamber.  Includes light refreshments

June 2026 - Annual Firewise Kickoff Event to educate residents on keeping outdoor spaces free from unwanted wildfire fuels.  Sponsored by GC Fire District 8, the Chamber and other local agencies.  Activities coincide with county-wide burn ban - June through September.

July 4th - 8am Annual U.S. Flag raising at Hund Park/Mattawa, sponsored again by the Coalition of Christian Congregations (CCC) and the Chamber.  Includes light refreshments 

August 25, 2025 - First day of Wahluke School District, includes an ecclesiastical gathering sponsored by Coalition of Christian Congregations (CCC) and voter registration sponsored by the Chamber. 

August 28, 2025 -  Candidate forums for all open races as well as any levy or bond measures on ballot in November, held at Wahluke HS Auditorium sponsored by the Chamber and moderated by editor of Columbia Basin Herald.    

September 9, 2025 1st Annual Leadership Summit - "Road to Opportunity" (location/time TBD) This is a strategic planning event aimed at gathering leaders from the Chambers core service region, including all sizes/types of business and industry, along with elected officials and strategic community partners, to travel together down the road of possibilities for solutions and innovations for the next decade and beyond!    

October 2025 - Trunk or Treat Events held in both Desert Aire and Mattawa sponsored by City of Mattawa and Mattawa/Desert Aire Lions Club, supported by the Chamber.   

November 11, 2025 - Election Day-Remember to Vote  - Registration info Click Here
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1st Annual Veterans Luncheon sponsored by the Chamber, with partners of Wahluke School District (WSD) and Coalition of Christian Congregations (CCC). Lunch provided for veterans; nominal lunch fee for others. No school that day, so students invited to help.  Click Here if you know a vet that needs to be included or you want want to help!  

December 2025 - 3rd Annual Non-Denominational Nativity event sponsored by the Coalition of Christian Congregations (CCC), the Chamber and others.  Date/Location TBD