Back to Member Directory April 11, 2018 at 10:00 am · tkcDev · Comments Off on OneDuval Properties OneDuval Properties http://www.oneduval.com/ Contact: Mark Duval President Address: 20 Park AvenueSouth Portland, ME 04106 Phone: 207-329-0463 Fax: 207-767-1072 Email: mark@duvals.com Member Since: 2017