TULSA, Okla. — Sam S. Verulkar of Matrix PDM Engineering has been promoted from engineering supervisor to engineering manager — ASME, repair tanks, structures and foundations. In his new post, he will be responsible for managing work flow related to the design of ASME spheres and pressure vessels, tank repairs related to API 653, API 620 tanks and more. For more information, visit www.matrixservicecompany.com or call (866) 367-6879.