Calpine
J.d. Sterner

J.d. Sterner

Senior Counsel at Calpine

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Manager

Jeff Koshkin

Senior Vice President, Chief Accounting Officer and Chief Risk Officer

Peers

Baron Gildersleeve

Director Of Risk Analysis

Tina Walton

Director Of Fuel Accounting

Tien Nguyen

Manager II - Financial Systems

Timeline

Senior Counsel
February, 2023 - present
Counsel II
August, 2019
Manager Commodity Contracts
June, 2018
Contracts Analyst III
August, 2014

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