Manufacturer Defends Tax Credit At Janesville Hearing By Chris Rochester - April 5, 2019 Alberta Darling, John Nygren, Joint Finance Committee, Manufacturing and Agriculture Tax Credit, Mitch Benson, Prent Corp. April 5, 2019 Mitch Benson, Senior Vice President at Janesville manufacturing company Prent Corp., defended Wisconsin’s manufacturing and agriculture tax credit at a public hearing on the state budget in Janesville on Friday, April 5, 2019.