![Logo](https://pvu.thebluebook.com/inc/img/qp/6850/mechanical-services-design-logo.png?quality=90&width=120&height=120&mode=pad)
Qualifications
Our Licenses
24297
Safety Record & Training
We have internal employees who are our safety contacts.
In-house Safety Contacts:
![John Stewart](https://pvu.thebluebook.com/inc/img/qp/6850/mechanical-systems-of-dayton-inc-john-stewart-bio.jpg?width=80&height=80&mode=crop&quality=90)
John Stewart
COO/VP
(937) 254-3235(937) 254-4295
Years in the construction industry:
0
Overall Years as a Safety Officer:
0
Current Years spent as Safety Officer:
0
![Joe Shank](https://pvu.thebluebook.com/inc/img/qp/6850/mechanical-systems-of-dayton-inc-joe-shank-bio.jpg?width=80&height=80&mode=crop&quality=90)
Joe Shank
Refrigeration Service Manager
Years in the construction industry:
0
Overall Years as a Safety Officer:
0
Current Years spent as Safety Officer:
0
![Brad Bradley](https://pvu.thebluebook.com/inc/img/qp/6850/mechanical-systems-of-dayton-inc-brad-bradley-bio.jpg?width=80&height=80&mode=crop&quality=90)
Brad Bradley
Construction Operations Manager
(937) 531-1181Years in the construction industry:
0
Overall Years as a Safety Officer:
0
Current Years spent as Safety Officer:
0
![Mike Workman](https://pvu.thebluebook.com/inc/img/qp/6850/mechanical-systems-of-dayton-inc-mike-workman-bio.jpg?width=80&height=80&mode=crop&quality=90)
Mike Workman
Business Development
Years in the construction industry:
0
Overall Years as a Safety Officer:
0
Current Years spent as Safety Officer:
0
![Rick VanZile](https://pvu.thebluebook.com/inc/img/qp/6850/mechanical-systems-of-dayton-inc-rick-vanzile-bio.jpg?width=80&height=80&mode=crop&quality=90)
Rick VanZile
Lead Estimator
(937) 531-1155Years in the construction industry:
0
Overall Years as a Safety Officer:
0
Current Years spent as Safety Officer:
0
![Chris Abell](https://pvu.thebluebook.com/inc/img/qp/6850/mechanical-systems-of-dayton-inc-chris-abell-bio.jpg?width=80&height=80&mode=crop&quality=90)
Chris Abell
Service Operations Manager
(937) 254-3235Years in the construction industry:
0
Overall Years as a Safety Officer:
0
Current Years spent as Safety Officer:
0
![Nick Davis](https://pvu.thebluebook.com/inc/img/qp/6850/mechanical-systems-of-dayton-inc-nick-davis-bio.jpg?width=80&height=80&mode=crop&quality=90)
Nick Davis
Director of Business & Sales
(937) 254-3235Years in the construction industry:
0
Overall Years as a Safety Officer:
0
Current Years spent as Safety Officer:
0