Windermere Central Basin
- Real estate agency with offices in Quincy and Ephrata.
- http://www.windermerecentralbasin.com/

Grant County Economic Development Council
- Provides specific information about available industrial sites and buildings along with business advantages of the county's foreign trade zone, its taxes and incentives, and profiles on the county's cities and towns.
- http://www.grantedc.com/

Port of Moses Lake
- Information about Grant County International Airport located four miles north of Moses Lake, Washington.
- http://www.portofmoseslake.com/