The Marietta Area Chamber of Commerce, a 501c6 private business association, is an advocate for the entire business community throughout our Washington County (Ohio) and Wood County (West Virginia). Our unique position on the Ohio River at Ohio Exit 1, I-77, offers proximity and resources we share with our West Virginia neighbors. Our membership includes large and small businesses that ship products and offer services to customers worldwide. We're proud of our local member firms and family businesses who trade throughout Marietta and energize one of the finest downtowns in America.