Doonan Specialized Trailer, LLC, has been a leader in designing and manufacturing specialized trailers since 1973. Based in Great Bend, Kansas, they offer a wide range of custom trailers, including flatbeds, drop decks, double drops, oilfield trailers, and extendibles. Known for their innovative engineering, Doonan specializes in creating durable and versatile trailers tailored to meet the unique needs of their customers.