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Trammo, Inc., (formerly known as Transammonia, Inc., also known as Trammo Group), engages in the international commerce, trade, transportation, distribution, and marketing of the raw materials critical to the fertilizer, mining, and petrochemical industries. It's products include anhydrous ammonia, sulfur, sulfuric acid, finished fertilizers, petroleum coke, and nitric acid. The company was established by Ronald Stanton in 1965, and is currently headquartered in New York City. The company has offices in Europe, Asia, North America, South America, Middle East, and South Africa.


The Company changed its name from Transammonia, Inc. to Trammo, Inc. on October 29, 2013. The Trammo trademark has long been associated with the company and had been the name of several subsidiaries. The name change reflected the current broad range of products and markets in which the company trades, in addition to ammonia. The company began operations in the transportation and manufacture of ammonia, raw materials and fertilizer products.

In the fiscal year that ended on May 1, 1990, Transammonia posted sales of US$1.1 billion. In 2006, the company ventured into natural gas gathering in the United States. In 2007, the company was ranked by Forbes magazine as among the top 50 private companies in the United States. In 2012, the company was ranked as #24 by Forbes magazine in its list of the largest private companies in the United States. In 2022, the company was ranked as #133 in the Forbes magazine's list of the largest private companies in the United States.


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Company Persons

President & Chief Executive Officer Trammo
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Vice President, Head of the Sulfur division Trammo
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