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| Humphrey Constructors |
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| General Engineering Construction |
| Humphrey Constructors is a Southern California based public works construction company. Our work includes parks construction, water treatment plant improvements, and sewage improvements. |
| Contact Information |
| Email : |
| Phone : |
| 909-635-5945 |
| Address : |
| 21314 Hideout Dr |
| Diamond Bar |
| Ca |
| 91765 |
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