Petrolera Integral Chevron Production Company Newfield Exploration Company ConocoPhillips Company Noble Energy Devon Energy Occidental Petroleum Discovery Producer Services Petrobras... companies, large independent oil and gas exploration, development and production companies and large oil service companies constitute the majority of our customers for our OSV services..., while refining, marketing and trading companies constitute the majority of our customers for our tug and tank barge services. Our list of OSV customers includes: Anadarko Petroleum...

a leading transporter of petroleum products through our tug and tank barge segment serving the energy industry, primarily in the northeastern United States and Puerto Rico. We offer.... The focus of our OSV business is on complex exploration and production activities, which include deepwater, deep well and other logistically demanding projects. We are also...