Denny Sanford, who is the wealthiest person in South Dakota, newly unsealed documents show, shedding light on a child pornography investigation into the philanthropist which was closed without ...

Denny Sanford. On Thursday, the South Dakota Supreme Court ruled unanimously that five search warrant affidavits must be unsealed, siding with the Argus Leader and ProPublica and affirming the ...

With a net worth of $2.1 billion, T. Denny Sanford is the richest person in South Dakota, according to Forbes' list of the wealthiest people in each state. Sanford, 89, owns First Premier Bank ...

In any given week, billionaire philanthropist T. Denny Sanford estimates he receives 30 to 50 inquiries involving a potential donation. “And not very many of them are professionally done,” he ...