John Helfrich
ActiveMichigan license 6201064455
License
- Licensed by
- Michigan Department of Licensing and Regulatory Affairs
- License number
- 6201064455
- Status
- Active
- First issued
- August 12, 2016
- Expires
- August 12, 2028
- License holder
- John Helfrich
- Entity type
- Individual
Classifications
- Professional Engineer Engineering, Architecture & Surveying