Brian Trudgen of Jones Day. Jones Day Buchanan Ingersoll & Rooney It's an opportunity to better serve my clients," Trudgen said, noting Jones Day's "global reach, tremendous size and depth and sophistication." He said he expects his clients to join him at his new firm, as they are generally clients of Jones Day already. in May lateral departures last year Leon DeJulius Jr., partner-in-charge of Jones Day's Pittsburgh office. hotbed for lateral activity startup community "It really is remarkable what's going on in the city, the level of activity," Trudgen said. " The level of business activity directly correlates with the level of financing activity. It really bodes well for a finance practice."