Founded in 1965, Sea-3 is a division of the Transammonia Group, which is an independent distributor of fertilizers, ammonia and petrochemicals. The company markets and transports a variety of products, including anhydrous ammonia, urea, sulphuric acid and potash in addition to petroleum products. Sea-3 provides liquefied petroleum gas for homes, industries, schools and hospitals. Its additional products include ethane, butane, iso butane and natural gasoline. The company also provides various services, such as marketing support, distribution, financing, technical assistance and logistic support services. It serves customers through various distributors, dealers, wholesalers and independent retailers. The company supplies nearly 500,000 metric tons liquefied petroleum gas annually and is located in Houston.