Fun Fact :
OSC was founded in 1995 in Des Moines, Iowa.

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Colby Kostman
Safety Manager
Colby Kostman has over 20 years of mechanical, electrical and construction experience beginning in 1997 when he obtained a degree in HVAC and Electrical Controls. Since then he has worked for several national companies as well as owned and operated his own business. This experience has given him a unique understanding of the safety requirements in many aspects of construction and general industry.
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