Sezgin Ozbilgin, MSc, BSc

Background

Sezgin is an experienced testifying delay expert with extensive on-site experience in complex construction projects, valued up to US$ 2 billion. His expertise lies in on-site practice, specialising in implementing various project control techniques to ensure effective change management on large-scale construction projects, and preparation and management of multiple schedules for simultaneous projects.

Sezgin has provided services to project owners, main contractors, and subcontractors in relation to mediation / neutral evaluation (SMC), arbitration (ICC, ICSID, SIAC, HKIAC, and AIAC), and litigation (Singapore High Court, and Western Australia Supreme Court) matters across both public and private sectors. This has included the preparation of expert reports, rebuttal expert reports, joint statements, oral testimony, cross-examination, and hot tubbing. He has dealt with diverse delay-related issues on major capital projects, including oil and gas, power plants, greenfield urban development, subsea pipelines, mining, wastewater processing plants, utilities and transport infrastructure, solar farms, and commercial, residential, and technical buildings.

Sezgin’s professional experience extends internationally to Australia, China, Hong Kong, Macau, Malaysia, Vietnam, Singapore, Indonesia, India, Turkmenistan, Kazakhstan, Turkey, Oman, Qatar, Saudi Arabia, and Romania.

Sezgin was recognised by Lexology (formerly Who’s Who Legal) as a Future Leader in Construction Delay and Quantum in 2018, 2019, 2020, and 2021; a National Leader in Southeast Asia Construction Expert Witnesses in 2022; and a Global Leader in Construction Expert Witnesses in 2022 and 2023. He continues to be listed as a recommended expert in Lexology’s 2024 rankings.

Sezgin has served at the Society of Construction Law (Singapore) as a Council Member from 2021 to 2024, and has been re-elected for a third term from 2024 to 2026.