Mark Macdonald

Mark joined Sedgwick (Thailand) in September 2025 as Technical Director and handles well control claims worldwide, including losses involving deepwater wells, high-pressure/high-temperature wells, unconventional wells, and geothermal wells. He began his loss adjusting career in London in 2009 with an international firm, focusing on well control claims across onshore and offshore operations. Before moving into loss adjusting, Mark worked as a measurement/logging while drilling (M/LWD) engineer with Pathfinder Energy Services. He holds a master’s degree in electronic engineering.