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Jeff Drees
Mission Critical CEO Jeff Drees [Composite image; sources: Mission Critical/DI Studio]
McKinney-Based Mission Critical Group Acquires Indiana’s Leman Engineering and Consulting
by Lance Murray | Nov 5, 2025
The acquisition strengthens MCG's Midwest manufacturing presence, expands its engineering capabilities, and establishes LEC as MCG’s research and development hub for power generation engineering, MCG said.
by Lance Murray |
Oct 23, 2025
Julie Peffer will oversee all financial, accounting, and IT, supporting the McKinney-based company’s continued growth as a U.S.-based manufacturer and innovator in mission critical power systems.
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![Erica Kosemund, Chief Brand Officer, Choctaw Nation of Oklahoma; Gillian Breidenbach, Chief Partnership Officer, North Texas FWC Organizing Committee; Chief Gary Batton, Chief of Choctaw Nation of Oklahoma; Monica Paul, Executive Director of Dallas Sports Commission and President of North Texas FWC Organizing Committee; John Hobbs, Senior Executive Officer of Communications, Choctaw Nation of Oklahoma; and Heidi Grant, Senior Executive Officer of Commerce Administration, Choctaw Nation of Oklahoma, celebrate Choctaw Casinos & Resorts becoming an Official Dallas World Cup 2026 Host City Supporter. [Photo: North Texas FWC Organizing Committee/Choctaw Casinos & Resorts]](https://s24806.pcdn.co/wp-content/uploads/2025/12/FIFA-Choctaw-dec-2025.jpg)
