Here is more on NBA player Isaiah Hartenstein's wife Kourtney Kellar, who will be a ring girl for the Katie Taylor vs. Amanda ...

Isaiah Hartenstein revealed that Thunder head coach Mark Daigneault has a unique way of motivating his players.

Kourtney Kellar Hartenstein, wife of NBA champ Isaiah Hartenstein, returns as a ring girl for the Taylor vs. Serrano fight.

This article was originally published on www.si.com/nba/thunder as Isaiah Hartenstein Proved to be the Perfect Piece for OKC Thunder.

Since being tabbed as the Oklahoma City Thunder's head coach, Mark Daigneault has done a great job keeping the spotlight off of him. It's been hard. He has turn ...

Oklahoma City Thunder's Isaiah Hartenstein presented a $10,000 check to Positive Tomorrows, a school for families ...

Who do you draft for a team that has everything? Thunder GM Sam Presti answered that question by selecting Georgetown center ...

Thunder center Isaiah Hartenstein reveals a funny story about how he was recruited by the front office over the summer.

Fresh off their first NBA title, the Thunder are well-positioned to maintain their place atop the league. And there's no ...

Thunder Center Isaiah Hartenstein, along with his family’s foundation, the Hartenstein Foundation, donated $10,000 on Friday to Positive Tomorrows, which is Oklahoma’s only elementary ...

Oklahoma City struck gold last offseason by signing to important pieces in Alex Caruso and Isaiah Hartenstein.

The Thunder granted nearly $800 million in contract extensions, but is not in financial trouble. Thanks to Sam Presti’s ...