Lance Semenko, Tim Kretzschmar | nnbw.com

Lance Semenko, Tim Kretzschmar

NNBW staff

Lance Semenko and Tim Kretzschmar have been promoted to senior vice presidents of Sparks-based Q&D Construction.

Semenko, who will oversee the general engineering division, joined Q&D in 1993. He previously oversaw estimating and project management in the general engineering division.

Kretzschmar, who joined Q&D in 1999, will serve as senior vice president of Q&D’s building division.

He previously served as vice president of the division.

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