DeGOLYER and MacNAUGHTON

D&M is an industry leader in reserves and technical evaluations, with an 88-year history of providing consultancy services to the energy industry. Since its formation in 1936, D&M has strived to be the leader in petroleum industry consulting services. With offices around the world, D&M employs over 180 petroleum professionals. D&M provides a wide range of petroleum consulting services to clients worldwide and is consistently at the forefront of the industry in implementing innovative technologies. D&M has established an international reputation for extensive energy industry knowledge, unquestioned devotion to integrity, and a commitment to serving its clients.