Grassi

Committed to honesty, integrity, quality, pride in workmanship, and a high standard of business ethics. Voted by Walla Walla Union Bulletin as the BEST of the BEST many years in a row. Our knowledgeable staff is ready to assist you for all your heating, cooling, ventilation and electrical needs. With an in house electrical staff ready to serve your needs we are able to get all jobs big and small done in a short amount of time.