Keystone Engineering & Construction delivers expert structural and civil engineering solutions for residential, commercial, infrastructure, and industrial projects across St. Maarten and the Caribbean.
From concept to completion, Keystone provides full structural and civil engineering services tailored to St. Maarten's environment and building codes.
New builds, extensions, renovations, and structural assessments for homes and multi-family developments.
Learn more →Office buildings, retail spaces, hotels, and mixed-use developments designed for performance and longevity.
Learn more →Roads, bridges, retaining walls, drainage systems, and public works engineered to Caribbean standards.
Learn more →Warehouses, factories, and industrial facilities with structural systems built for heavy load requirements.
Learn more →We understand the unique challenges of building in the Caribbean — hurricane resistance, soil conditions, coastal exposure, and local regulations.
Deep knowledge of St. Maarten's building codes, terrain, and weather conditions.
Every design is backed by rigorous calculations and site-specific analysis.
We keep your project on schedule without compromising on quality or safety.
Clear communication, transparent pricing, and support from start to finish.
A selection of structural and civil engineering projects delivered across St. Maarten.