Contact SIGC

At SIGC, we want to help with all of your power needs. Please reach out to
Dennis and/or Scott to discuss your portfolio and to discover what SIGC can do for you.

Dennis Beutler – Power Marketing

PH: (314) 570-1571  |

Dennis co-leads SIGC’s power marketing effort and continues a career serving the power needs of Southern Illinois and the Midwest since 1985.

Prior to joining SIGC, Dennis was a Vice President of Origination and Wholesale Sales at Dynegy. Before Dynegy, he spent 40 years at Ameren with the last 13 years as a Wholesale Sales Manager at Ameren Energy Marketing Company.

Scott Yaeger – Power Marketing

PH: (314) 501-0592 |

Scott co-leads SIGC’s power marketing effort where he brings his experience of over 30 years in the power and energy industries.

Scott comes to SIGC after two long stints at Ameren and Peabody Energy in St Louis. In addition to power marketing, his experience includes power trading, transmission planning, project development, logistics and engineering.