Since its inception in 2006, Post Tension Services India Pvt. Ltd. (PTSI) is providing cutting-edge engineering solutions for building construction. We are one of the leading companies specializing in pre-stressed concrete technology. We design and install durable, state-of-the-art Unbonded Post Tensioning System complying with international standards and approved guidelines for building structures.We deliver outstanding solutions and products for clients across India. With vast experience and a proven ability to create innovative solutions we have emerged to become a market leader with exceptional track record. In addition to Mono-strand Unbonded Post Tensioning System we provide I-Sects (Void Slab) System which makes concrete floors lighter.