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About Us

With over 85 years of HVAC and mechanical services experience, Illingworth-Kilgust Mechanical provides clients statewide with the total mechanical solutions they need to meet their facilities' full lifecycle requirements. Learn about us.


COVID-19 Response

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Read how Illingworth-Kilgust is addressing the COVID-19 outbreak and our actions to help mitigate its impact and reduce the spread of the virus.  Learn more.

Meet the Team

Dan Pfeifer, Chief Executive Officer of Illingworth-Kilgust Mechanical Dan Pfeifer, Chief Executive Officer, is just one of the many people that deliver high performance projects that meet our clients most exacting standards.

Meet the rest of the team.