Once that door is expanded, the company will start making 16-foot-diameter steel tanks that hold 42,000 gallons, said Nate Batson, general manager of the company’s metal products division.

When Steel Tank Brewing (contract) brewed its first batch of beer in January 2017, it marked the first time recorded history that Oconomowoc had two breweries operating simultaneously.

All five tanks were designed by Mitsubishi Heavy Industries Ltd. Tanks S-101, S-102 and S-103 were fabricated by Matrix Service Inc., the same company that did the internal report identifying ...

Currently a 1,000-gallon steel tank is about $1,720 and a 1,250-gallon tank about $1,980. The changes increase the cost of a steel tank an additional $1,500.