Adams Resources & Energy-backed GulfMark Energy, a service transport company, completed the acquisition of Firebird Bulk Carriers, a provider of trucking and transportation services for the petroleum industry, and Phoenix Oil, a service company specialized in crude oil and industrial fuels, for $33m. "Joining forces with Firebird and Phoenix is a great opportunity for GulfMark to expand our value chain and market impact, with numerous operating synergies benefiting the combined companies immediately upon close. The leadership and employees of Firebird and Phoenix bring a wealth of knowledge, and a history of excellent customer service, which align perfectly with the values of GulfMark and Adams companies," Greg Mills, GulfMark President.