Description. About M. Duffany Builders. Established in 1983, M. Duffany Builders prides itself on offering unmatched building and renovation services to residential clients in Cape Cod, MA. We are a high-performing team that supports each other and has an amazing time doing it. Our core team partners with top performing licensed subcontractors and technicians. Our team-of-teams approach ensures optimal client experience to implement tailored solu...
