POWELL PAINT - NW BARNES is an authorized Benjamin Moore Retailer specializing in interior and exterior paint and stain supplies. POWELL PAINT - NW BARNES is your local choice to find inspiration and support for your paint and stain product choices and color selections. We are dedicated to serving our local community of PORTLAND, OR. Whether you need interior or exterior, high-end or commercial-grade coatings, we are ready to serve you and answer all of your questions.