John Warren Maddox
ActiveCalifornia license 29422
License
- Licensed by
- California Board for Professional Engineers, Land Surveyors, and Geologists
- License number
- 29422
- Status
- Active
- First issued
- July 12, 1978
- Expires
- March 31, 2027
- License holder
- John Warren Maddox
- Entity type
- Individual
Classifications
- Civil Engineer Engineering, Architecture & Surveying
Contact
4130 Sw 117th Ave 462
Beaverton, OR 97005
Beaverton, OR 97005