Trailer manufacturer Trail King Industries has named Mark Hartman as a district sales manager. Hartman will support sales and dealer relationships in Arkansas, Kansas, Missouri and Oklahoma.

Hartman comes to Trail King with more than 30 years of sales experience, much of it in the construction equipment industry. Most recently, Hartman was a territory account manager for Sunstate Equipment. In this role, he focused on renting equipment, with a heavy concentration in the industrial market. He will work out of Broken Bow, Oklahoma.

Headquartered in Mitchell, South Dakota, Trail King manufactures trailers with load capacities ranging from 12,000 to 1 million pounds, serving the construction, agriculture, transportation, waste/recycling and specialized hauling markets.