Haven Design

About Haven Design Haven Design is an award-winning, full-service design firm based in St. Petersburg, Florida, offering a seamless fusion of luxury, function, and precision execution. Led by nationally recognized designer Michael Mastry, our team delivers elevated interiors through a curated and collaborative process — from concept to final reveal. We proudly serve clients across Florida and beyond, designing spaces that feel as beautiful as they function. Our unique approach blends immersive design experiences, integrated construction, and streamlined project management to bring each client’s vision to life — efficiently, creatively, and with every detail considered. Our Divisions Haven Design Our flagship design studio provides high-end interior design services with immersive 3D presentations, mood boards, curated samples, and fixed-fee pricing. Every room is tailored to your lifestyle and aesthetic. Haven Construction We offer integrated construction services — from new builds to renovations — including CAD plans, vetted bids, permitting, and onsite project supervision. Our design-to-build approach ensures seamless execution. Mastry’s Art Shop Designer-curated fine art for homes, commercial spaces, and hotels. We provide in-person or virtual art consultations to source, size, and place original or custom artworks that make a statement. Haven Design Express A beautifully swift solution for fully furnished rooms delivered in ~45 days. Explore showroom-tested designer-curated packages that combine style, comfort, and flexibility — all at exceptional value. Whether you’re remodeling a single room or building your dream home from the ground up, Haven Design Center is your partner in creating spaces that feel effortless, look outstanding, and live beautifully. Based in St. Pete | Available Nationwide Book a Consultation