M&H is one of Petrolern's top rivals. M&H was founded in Houston, Texas} in 1978. M&H operates in the Business Support Services industry. Compared to Petrolern, M&H generates $45.6M more revenue.
Petrolern VS Global Maritime
Global Maritime is one of Petrolern's top competitors. Global Maritime is a Private company that was founded in 1979 in Stavanger, Rogaland. Global Maritime is in the Management Consulting Services industry. Compared to Petrolern, Global Maritime has 735 more employees.