Custom Homes
Site-responsive residential architecture for island living throughout the Florida Keys.
Florida Keys Architecture Studio
Custom architecture rooted in island life.
Keystone Design is an architectural design studio based in Tavernier, Florida, serving the Florida Keys. We design custom homes, additions, renovations, pools and coastal residential projects shaped by salt air, warm light, flood-zone realities and the keystone coral landscape beneath our feet.
Additions & Renovations
Design support for reimagining existing Florida Keys homes and outdoor spaces.
Pools & Outdoor Living
Pool, deck and coastal outdoor-living concepts coordinated with flood and site constraints.
Permit Coordination
Architectural design packages and coordination for Keys residential permitting, including after-the-fact scopes.
Serving the Florida Keys
Tavernier · Key Largo · Islamorada · Marathon · Key West · Monroe County, Florida
Contact: Alfred@Keystone.Design · Office: (305) 440-5539
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88900 Overseas Hwy #4, Tavernier, FL 33070
Florida Registered Architect · FL License #AR104216