Partner Membership Application
Get started today with the membership option package that fits your needs best. See a full list of features and benefits by membership level here. Our staff will then work with you to customize your membership plan so that you can achieve more success in less time. The Martha's Vineyard Chamber of Commerce is a 501c6 non-profit organization: 90% of annual membership dues are tax deductible as a necessary and ordinary business expense; the other 10% of membership dues is allocated towards legislative advocacy.