John M. Langhans
ActiveMichigan license 6201317519
License
- Licensed by
- Michigan Department of Licensing and Regulatory Affairs
- License number
- 6201317519
- Status
- Active
- First issued
- September 16, 2026
- Expires
- September 16, 2028
- License holder
- John M. Langhans
- Entity type
- Individual
Classifications
- Professional Engineer Engineering, Architecture & Surveying