BTD (Building Technology & Design) is a Spanish engineering company that specializes in large-scale infrastructure, industrial, and technological projects. With expertise in project management, design, and technical consultancy, BTD operates across various sectors, including transportation, water, energy, and telecommunications. The company aims to deliver sustainable, innovative solutions while contributing to significant improvements in the fields of civil engineering, architecture, and project development. Their portfolio includes collaborations with both public and private sectors, highlighting a strong commitment to quality and efficiency.