Mark Stonehouse has over ten years of experience working in mechanical engineering design and analysis for the petroleum industry, primarily with pressure vessels and pressure vessel internals. His experience and expertise includes linear and non-linear stress analysis using the finite element method for design and fitness for service and includes a wide variety of FEA work performed involving plasticity, buckling, static, and thermal-transient analyses. He has worked substantially with fixed equipment codes and standards such as ASME Boiler and Pressure Vessel Code, Section VIII, Division 1, Division 2, and Division 3; API-579 / ASME FFS-1.