A-Z Construction Solutions Home Additions in Mercer Island, WA | Custom Builds Custom home additions in Mercer Island, WA. Expand your space with quality craftsmanship. Free quote! Service: Home Additions Website: www.a-zremodeling.com GMB: https://maps.app.goo.gl/hL9YrMvDdCR7nMgd6 Email: shawn@a-zcon.com Address: Mercer Island, WA Phone : 206 410 9524 Working Hours: Monday 7 AM–4 PM Tuesday 7 AM–4 PM Wednesday 7 AM–4 PM Thursday 7 AM–4 PM Friday 7 AM–4 PM Saturday Closed Sunday Closed