EnCap-backed startup brings another Andeavor veteran onboard

Tatanka Midstream LLC has hired former Andeavor employee Christine Whelchel to be its chief operating officer.

Whelchel joins the company from Marathon Petroleum Corp., where she was senior director of crude oil gathering operations. Prior to that she worked in gas gathering and processing at Andeavor. Whelchel transitioned from Andeavor after the company was bought out by Marathon (NYSE: MPC) in 2018.

In addition to being named COO, Whelchel will also have her name attached to Tatanka as a founder…


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