The door swings both ways for Gateway Energy, which serves as a go-between for natural gas producers and customers. It owns natural gas gathering, transportation, and distribution systems (totaling 280 miles of pipeline) in Texas, and in the Gulf of Mexico. Gateway Offshore Pipeline Company owns pipelines, and a related operating platform. Onshore Gateway Energy owns two active onshore pipeline system in Texas. The company gathers gas at the wellhead and transports it to distribution companies or its own processing facilities. It also operates a natural gas processing unit and and a gas marketing company.