Mr. Casswell has more than 35 years industry experience. Mr Casswell serves as Director of Ensign Energy Services Inc since 2017. Most recently Mr.Casswell served as Chairman and Director of Northern Drilling Ltd from 2017. Mr Casswell was President and CEO of Northern Offshore LTD from 2010 until mid 2017. Prior to this he served as Vice President, Eastern Hemisphere Operations for Pride International responsible for the deep water, shallow water, and land operations in more than 18 countries. Prior to joining Pride, Mr. Casswell worked for Santa Fe International for more than 20 years and held a variety of increasing responsible positions including development of Santa Fe’s deep water strategy. Mr. Casswell has served with the IADC and received the IADC Exemplary Service award in 2007. He is also serving as Chairman of Northern Drilling Ltd, and is a board member of Ensign Engery Services Inc (ESI). Mr. Casswell holds a Bachelor of Science degree in Business Administration from the University of California, Long Beach. He is a US citizen and resides in Houston, Texas.