WL3 Designs is an international architectural design and planning firm specializing in residential, commercial, and development projects across Arizona and Costa Rica. We provide full design coordination including architectural layouts, structural engineering, MEP planning, and permit-ready construction documents.

Our approach focuses on feasibility-driven design, ensuring projects are code-compliant, cost-efficient, and ready for construction from day one. From custom homes and ADUs to commercial tenant improvements and large-scale developments, WL3 Designs delivers fully coordinated plans that streamline approvals and eliminate costly redesigns.

If you're building, developing, or investing, we help bring your project from concept to construction with clarity, speed, and precision.