Why did Toys R Us fail? Was it the fault of Private Equity (P.E.) firms or was there more to it? The answer to this and other questions about the role of private equity firms are the subject of the latest edition of The Guardian Podcast with Ryn Melberg as she welcomes Ron Jost to the podcast. Mr. Jost is the vice president of acquisition/banking director for North Central Equity in Minneapolis, MN. North Central Equity is a private equity firm.